Merge branch 'refs/heads/master' into fork/ChrisDeadman/hcd-samd-support

129 files changed, 2306 insertions, 2983 deletions

diff --git a/examples/device/CMakeLists.txt b/examples/device/CMakeLists.txt
index 26a808a21..bb7dd0a0f 100644
--- a/examples/device/CMakeLists.txt
+++ b/examples/device/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/CMakePresets.json b/examples/device/CMakePresets.json
new file mode 100644
index 000000000..c22e8c0ec
--- /dev/null
+++ b/examples/device/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/audio_4_channel_mic/CMakeLists.txt b/examples/device/audio_4_channel_mic/CMakeLists.txt
index 0f5d36193..c8086ae46 100644
--- a/examples/device/audio_4_channel_mic/CMakeLists.txt
+++ b/examples/device/audio_4_channel_mic/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/audio_4_channel_mic/CMakePresets.json b/examples/device/audio_4_channel_mic/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/audio_4_channel_mic/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/audio_4_channel_mic/src/main.c b/examples/device/audio_4_channel_mic/src/main.c
index e8c40309e..9b169e77e 100644
--- a/examples/device/audio_4_channel_mic/src/main.c
+++ b/examples/device/audio_4_channel_mic/src/main.c
@@ -31,10 +31,10 @@
  * $ python3 plot_audio_samples.py
  */
 
-#include <stdlib.h>
+#include <math.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
-#include <math.h>
 
 #include "bsp/board_api.h"
 #include "tusb.h"
@@ -43,14 +43,14 @@
 //--------------------------------------------------------------------+
 // MACRO CONSTANT TYPEDEF PROTYPES
 //--------------------------------------------------------------------+
-#define AUDIO_SAMPLE_RATE   CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE
+#define AUDIO_SAMPLE_RATE CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE
 
 /* Blink pattern
  * - 250 ms  : device not mounted
  * - 1000 ms : device mounted
  * - 2500 ms : device is suspended
  */
-enum  {
+enum {
   BLINK_NOT_MOUNTED = 250,
   BLINK_MOUNTED = 1000,
   BLINK_SUSPENDED = 2500,
@@ -60,36 +60,29 @@ static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
 
 // Audio controls
 // Current states
-bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; 				          // +1 for master channel 0
-uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; 					// +1 for master channel 0
+bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];      // +1 for master channel 0
+uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// +1 for master channel 0
 uint32_t sampFreq;
 uint8_t clkValid;
 
 // Range states
-audio_control_range_2_n_t(1) volumeRng[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX+1]; 			// Volume range state
-audio_control_range_4_n_t(1) sampleFreqRng; 						// Sample frequency range state
+audio_control_range_2_n_t(1) volumeRng[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// Volume range state
+audio_control_range_4_n_t(1) sampleFreqRng;                                    // Sample frequency range state
 
-#if CFG_TUD_AUDIO_ENABLE_ENCODING
-// Audio test data, each buffer contains 2 channels, buffer[0] for CH0-1, buffer[1] for CH1-2
-uint16_t i2s_dummy_buffer[CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX*CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE/1000/CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO];
-#else
 // Audio test data, 4 channels muxed together, buffer[0] for CH0, buffer[1] for CH1, buffer[2] for CH2, buffer[3] for CH3
-uint16_t i2s_dummy_buffer[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX*CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE/1000];
-#endif
+uint16_t i2s_dummy_buffer[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX * CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE / 1000];
 
 void led_blinking_task(void);
 void audio_task(void);
 
 /*------------- MAIN -------------*/
-int main(void)
-{
+int main(void) {
   board_init();
 
   // init device stack on configured roothub port
   tusb_rhport_init_t dev_init = {
-    .role = TUSB_ROLE_DEVICE,
-    .speed = TUSB_SPEED_AUTO
-  };
+      .role = TUSB_ROLE_DEVICE,
+      .speed = TUSB_SPEED_AUTO};
   tusb_init(BOARD_TUD_RHPORT, &dev_init);
 
   if (board_init_after_tusb) {
@@ -106,47 +99,23 @@ int main(void)
   sampleFreqRng.subrange[0].bRes = 0;
 
   // Generate dummy data
-#if CFG_TUD_AUDIO_ENABLE_ENCODING
-  uint16_t * p_buff = i2s_dummy_buffer[0];
+  uint16_t *p_buff = i2s_dummy_buffer;
   uint16_t dataVal = 0;
-  for (uint16_t cnt = 0; cnt < AUDIO_SAMPLE_RATE/1000; cnt++)
-  {
+  for (uint16_t cnt = 0; cnt < AUDIO_SAMPLE_RATE / 1000; cnt++) {
     // CH0 saw wave
     *p_buff++ = dataVal;
     // CH1 inverted saw wave
-    *p_buff++ = 3200 + AUDIO_SAMPLE_RATE/1000 - dataVal;
-    dataVal+= 32;
-  }
-  p_buff = i2s_dummy_buffer[1];
-  for (uint16_t cnt = 0; cnt < AUDIO_SAMPLE_RATE/1000; cnt++)
-  {
+    *p_buff++ = 3200 + AUDIO_SAMPLE_RATE / 1000 - dataVal;
+    dataVal += 32;
     // CH3 square wave
-    *p_buff++ = cnt < (AUDIO_SAMPLE_RATE/1000/2) ? 3400:5000;
+    *p_buff++ = cnt < (AUDIO_SAMPLE_RATE / 1000 / 2) ? 3400 : 5000;
     // CH4 sinus wave
-    float t = 2*3.1415f * cnt / (AUDIO_SAMPLE_RATE/1000);
-    *p_buff++ = (uint16_t)((int16_t)(sinf(t) * 750) + 6000);
+    float t = 2 * 3.1415f * cnt / (AUDIO_SAMPLE_RATE / 1000);
+    *p_buff++ = (uint16_t) ((int16_t) (sinf(t) * 750) + 6000);
   }
-#else
-  uint16_t * p_buff = i2s_dummy_buffer;
-  uint16_t dataVal = 0;
-  for (uint16_t cnt = 0; cnt < AUDIO_SAMPLE_RATE/1000; cnt++)
-  {
-    // CH0 saw wave
-    *p_buff++ = dataVal;
-    // CH1 inverted saw wave
-    *p_buff++ = 3200 + AUDIO_SAMPLE_RATE/1000 - dataVal;
-    dataVal+= 32;
-    // CH3 square wave
-    *p_buff++ = cnt < (AUDIO_SAMPLE_RATE/1000/2) ? 3400:5000;
-    // CH4 sinus wave
-    float t = 2*3.1415f * cnt / (AUDIO_SAMPLE_RATE/1000);
-    *p_buff++ = (uint16_t)((int16_t)(sinf(t) * 750) + 6000);
-  }
-#endif
 
-  while (1)
-  {
-    tud_task(); // tinyusb device task
+  while (1) {
+    tud_task();// tinyusb device task
     led_blinking_task();
     audio_task();
   }
@@ -157,29 +126,25 @@ int main(void)
 //--------------------------------------------------------------------+
 
 // Invoked when device is mounted
-void tud_mount_cb(void)
-{
+void tud_mount_cb(void) {
   blink_interval_ms = BLINK_MOUNTED;
 }
 
 // Invoked when device is unmounted
-void tud_umount_cb(void)
-{
+void tud_umount_cb(void) {
   blink_interval_ms = BLINK_NOT_MOUNTED;
 }
 
 // Invoked when usb bus is suspended
 // remote_wakeup_en : if host allow us  to perform remote wakeup
 // Within 7ms, device must draw an average of current less than 2.5 mA from bus
-void tud_suspend_cb(bool remote_wakeup_en)
-{
+void tud_suspend_cb(bool remote_wakeup_en) {
   (void) remote_wakeup_en;
   blink_interval_ms = BLINK_SUSPENDED;
 }
 
 // Invoked when usb bus is resumed
-void tud_resume_cb(void)
-{
+void tud_resume_cb(void) {
   blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED;
 }
 
@@ -187,23 +152,15 @@ void tud_resume_cb(void)
 // AUDIO Task
 //--------------------------------------------------------------------+
 
-void audio_task(void)
-{
-  // Yet to be filled - e.g. read audio from I2S buffer.
-  // Here we simulate a I2S receive callback every 1ms.
+// This task simulates an audio receive callback, one frame is received every 1ms.
+// We assume that the audio data is read from an I2S buffer.
+// In a real application, this would be replaced with actual I2S receive callback.
+void audio_task(void) {
   static uint32_t start_ms = 0;
   uint32_t curr_ms = board_millis();
-  if ( start_ms == curr_ms ) return; // not enough time
+  if (start_ms == curr_ms) return;// not enough time
   start_ms = curr_ms;
-#if CFG_TUD_AUDIO_ENABLE_ENCODING
-  // Write I2S buffer into FIFO
-  for (uint8_t cnt=0; cnt < 2; cnt++)
-  {
-    tud_audio_write_support_ff(cnt, i2s_dummy_buffer[cnt], AUDIO_SAMPLE_RATE/1000 * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX * CFG_TUD_AUDIO_FUNC_1_CHANNEL_PER_FIFO_TX);
-  }
-#else
-  tud_audio_write(i2s_dummy_buffer, AUDIO_SAMPLE_RATE/1000 * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX);
-#endif
+  tud_audio_write(i2s_dummy_buffer, AUDIO_SAMPLE_RATE / 1000 * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX);
 }
 
 //--------------------------------------------------------------------+
@@ -211,8 +168,7 @@ void audio_task(void)
 //--------------------------------------------------------------------+
 
 // Invoked when audio class specific set request received for an EP
-bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
   (void) pBuff;
 
@@ -224,14 +180,15 @@ bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_re
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t ep = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) ep;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) ep;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific set request received for an interface
-bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
   (void) pBuff;
 
@@ -243,14 +200,15 @@ bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_r
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t itf = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) itf;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) itf;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific set request received for an entity
-bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -265,40 +223,37 @@ bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   TU_VERIFY(p_request->bRequest == AUDIO_CS_REQ_CUR);
 
   // If request is for our feature unit
-  if ( entityID == 2 )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 2) {
+    switch (ctrlSel) {
       case AUDIO_FU_CTRL_MUTE:
         // Request uses format layout 1
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_1_t));
 
-        mute[channelNum] = ((audio_control_cur_1_t*) pBuff)->bCur;
+        mute[channelNum] = ((audio_control_cur_1_t *) pBuff)->bCur;
 
         TU_LOG2("    Set Mute: %d of channel: %u\r\n", mute[channelNum], channelNum);
-      return true;
+        return true;
 
       case AUDIO_FU_CTRL_VOLUME:
         // Request uses format layout 2
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_2_t));
 
-        volume[channelNum] = (uint16_t) ((audio_control_cur_2_t*) pBuff)->bCur;
+        volume[channelNum] = (uint16_t) ((audio_control_cur_2_t *) pBuff)->bCur;
 
         TU_LOG2("    Set Volume: %d dB of channel: %u\r\n", volume[channelNum], channelNum);
-      return true;
+        return true;
 
         // Unknown/Unsupported control
       default:
         TU_BREAKPOINT();
-      return false;
+        return false;
     }
   }
-  return false;    // Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an EP
-bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -306,16 +261,17 @@ bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_re
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t ep = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) ep;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) ep;
 
   //	return tud_control_xfer(rhport, p_request, &tmp, 1);
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an interface
-bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -323,14 +279,15 @@ bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_r
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t itf = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) itf;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) itf;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an entity
-bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -340,12 +297,9 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   uint8_t entityID = TU_U16_HIGH(p_request->wIndex);
 
   // Input terminal (Microphone input)
-  if (entityID == 1)
-  {
-    switch ( ctrlSel )
-    {
-      case AUDIO_TE_CTRL_CONNECTOR:
-      {
+  if (entityID == 1) {
+    switch (ctrlSel) {
+      case AUDIO_TE_CTRL_CONNECTOR: {
         // The terminal connector control only has a get request with only the CUR attribute.
         audio_desc_channel_cluster_t ret;
 
@@ -356,9 +310,8 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
 
         TU_LOG2("    Get terminal connector\r\n");
 
-        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void*) &ret, sizeof(ret));
-      }
-      break;
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void *) &ret, sizeof(ret));
+      } break;
 
         // Unknown/Unsupported control selector
       default:
@@ -368,10 +321,8 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   // Feature unit
-  if (entityID == 2)
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 2) {
+    switch (ctrlSel) {
       case AUDIO_FU_CTRL_MUTE:
         // Audio control mute cur parameter block consists of only one byte - we thus can send it right away
         // There does not exist a range parameter block for mute
@@ -379,8 +330,7 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
         return tud_control_xfer(rhport, p_request, &mute[channelNum], 1);
 
       case AUDIO_FU_CTRL_VOLUME:
-        switch ( p_request->bRequest )
-        {
+        switch (p_request->bRequest) {
           case AUDIO_CS_REQ_CUR:
             TU_LOG2("    Get Volume of channel: %u\r\n", channelNum);
             return tud_control_xfer(rhport, p_request, &volume[channelNum], sizeof(volume[channelNum]));
@@ -390,21 +340,21 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
 
             // Copy values - only for testing - better is version below
             audio_control_range_2_n_t(1)
-            ret;
+                ret;
 
             ret.wNumSubRanges = 1;
-            ret.subrange[0].bMin = -90;           // -90 dB
-            ret.subrange[0].bMax = 90;		// +90 dB
-            ret.subrange[0].bRes = 1; 		// 1 dB steps
+            ret.subrange[0].bMin = -90;// -90 dB
+            ret.subrange[0].bMax = 90; // +90 dB
+            ret.subrange[0].bRes = 1;  // 1 dB steps
 
-            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void*) &ret, sizeof(ret));
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void *) &ret, sizeof(ret));
 
             // Unknown/Unsupported control
           default:
             TU_BREAKPOINT();
             return false;
         }
-      break;
+        break;
 
         // Unknown/Unsupported control
       default:
@@ -414,14 +364,11 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   // Clock Source unit
-  if ( entityID == 4 )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 4) {
+    switch (ctrlSel) {
       case AUDIO_CS_CTRL_SAM_FREQ:
         // channelNum is always zero in this case
-        switch ( p_request->bRequest )
-        {
+        switch (p_request->bRequest) {
           case AUDIO_CS_REQ_CUR:
             TU_LOG2("    Get Sample Freq.\r\n");
             // Buffered control transfer is needed for IN flow control to work
@@ -431,12 +378,12 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
             TU_LOG2("    Get Sample Freq. range\r\n");
             return tud_control_xfer(rhport, p_request, &sampleFreqRng, sizeof(sampleFreqRng));
 
-           // Unknown/Unsupported control
+            // Unknown/Unsupported control
           default:
             TU_BREAKPOINT();
             return false;
         }
-      break;
+        break;
 
       case AUDIO_CS_CTRL_CLK_VALID:
         // Only cur attribute exists for this request
@@ -451,59 +398,20 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   TU_LOG2("  Unsupported entity: %d\r\n", entityID);
-  return false; 	// Yet not implemented
-}
-
-bool tud_audio_tx_done_pre_load_cb(uint8_t rhport, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void) rhport;
-  (void) itf;
-  (void) ep_in;
-  (void) cur_alt_setting;
-
-
-  // In read world application data flow is driven by I2S clock,
-  // both tud_audio_tx_done_pre_load_cb() & tud_audio_tx_done_post_load_cb() are hardly used.
-  // For example in your I2S receive callback:
-  // void I2S_Rx_Callback(int channel, const void* data, uint16_t samples)
-  // {
-  //    tud_audio_write_support_ff(channel, data, samples * N_BYTES_PER_SAMPLE * N_CHANNEL_PER_FIFO);
-  // }
-
-  return true;
-}
-
-bool tud_audio_tx_done_post_load_cb(uint8_t rhport, uint16_t n_bytes_copied, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void) rhport;
-  (void) n_bytes_copied;
-  (void) itf;
-  (void) ep_in;
-  (void) cur_alt_setting;
-
-  return true;
-}
-
-bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
-  (void) rhport;
-  (void) p_request;
-
-  return true;
+  return false;// Yet not implemented
 }
 
 //--------------------------------------------------------------------+
 // BLINKING TASK
 //--------------------------------------------------------------------+
-void led_blinking_task(void)
-{
+void led_blinking_task(void) {
   static uint32_t start_ms = 0;
   static bool led_state = false;
 
   // Blink every interval ms
-  if ( board_millis() - start_ms < blink_interval_ms) return; // not enough time
+  if (board_millis() - start_ms < blink_interval_ms) return;// not enough time
   start_ms += blink_interval_ms;
 
   board_led_write(led_state);
-  led_state = 1 - led_state; // toggle
+  led_state = 1 - led_state;// toggle
 }
diff --git a/examples/device/audio_4_channel_mic/src/tusb_config.h b/examples/device/audio_4_channel_mic/src/tusb_config.h
index 46484f847..446a7a32a 100644
--- a/examples/device/audio_4_channel_mic/src/tusb_config.h
+++ b/examples/device/audio_4_channel_mic/src/tusb_config.h
@@ -115,26 +115,11 @@ extern "C" {
 #define CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX            4         // This value is not required by the driver, it parses this information from the descriptor once the alternate interface is set by the host - we use it for the setup
 #define CFG_TUD_AUDIO_EP_SZ_IN                        TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX)
 
-#define CFG_TUD_AUDIO_ENABLE_ENCODING                 1
 #define CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL              1
 
-#if CFG_TUD_AUDIO_ENABLE_ENCODING
-
-#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX             CFG_TUD_AUDIO_EP_SZ_IN
-#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ          CFG_TUD_AUDIO_EP_SZ_IN
-
-#define CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING          1
-#define CFG_TUD_AUDIO_FUNC_1_CHANNEL_PER_FIFO_TX      2         // One I2S stream contains two channels, each stream is saved within one support FIFO - this value is currently fixed, the driver does not support a changing value
-#define CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO        (CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX / CFG_TUD_AUDIO_FUNC_1_CHANNEL_PER_FIFO_TX)
-#define CFG_TUD_AUDIO_FUNC_1_TX_SUPP_SW_FIFO_SZ       (TUD_OPT_HIGH_SPEED ? 32 : 4) * (CFG_TUD_AUDIO_EP_SZ_IN / CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO) // Example write FIFO every 1ms, so it should be 8 times larger for HS device
-
-#else
-
 #define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX             CFG_TUD_AUDIO_EP_SZ_IN
 #define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ          (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_EP_SZ_IN // Example write FIFO every 1ms, so it should be 8 times larger for HS device
 
-#endif
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/examples/device/audio_4_channel_mic_freertos/CMakeLists.txt b/examples/device/audio_4_channel_mic_freertos/CMakeLists.txt
index e8ca3751d..c50d4fef7 100644
--- a/examples/device/audio_4_channel_mic_freertos/CMakeLists.txt
+++ b/examples/device/audio_4_channel_mic_freertos/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
@@ -19,7 +19,6 @@ add_executable(${PROJECT})
 
 # Example source
 target_sources(${PROJECT} PUBLIC
-  ${CMAKE_CURRENT_SOURCE_DIR}/src/freertos_hook.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
   )
diff --git a/examples/device/audio_4_channel_mic_freertos/CMakePresets.json b/examples/device/audio_4_channel_mic_freertos/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/audio_4_channel_mic_freertos/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/audio_4_channel_mic_freertos/Makefile b/examples/device/audio_4_channel_mic_freertos/Makefile
index df2cdef4e..bd625b345 100644
--- a/examples/device/audio_4_channel_mic_freertos/Makefile
+++ b/examples/device/audio_4_channel_mic_freertos/Makefile
@@ -1,38 +1,15 @@
+RTOS = freertos
 include ../../build_system/make/make.mk
 
-FREERTOS_SRC = lib/FreeRTOS-Kernel
-FREERTOS_PORTABLE_PATH = $(FREERTOS_SRC)/portable/$(if $(findstring iar,$(TOOLCHAIN)),IAR,GCC)
-
 INC += \
 	src \
-	src/FreeRTOSConfig \
 	$(TOP)/hw \
-	$(TOP)/$(FREERTOS_SRC)/include \
-	$(TOP)/$(FREERTOS_PORTABLE_SRC) \
 
 # Example source
 EXAMPLE_SOURCE = \
-	src/freertos_hook.c \
 	src/main.c \
 	src/usb_descriptors.c
 
 SRC_C += $(addprefix $(CURRENT_PATH)/, $(EXAMPLE_SOURCE))
 
-# FreeRTOS source, all files in port folder
-SRC_C += \
-	$(FREERTOS_SRC)/list.c \
-	$(FREERTOS_SRC)/queue.c \
-	$(FREERTOS_SRC)/tasks.c \
-	$(FREERTOS_SRC)/timers.c \
-	$(subst $(TOP)/,,$(wildcard $(TOP)/$(FREERTOS_PORTABLE_SRC)/*.c))
-
-SRC_S += \
-	$(subst $(TOP)/,,$(wildcard $(TOP)/$(FREERTOS_PORTABLE_SRC)/*.s))
-
-# Suppress FreeRTOS warnings
-CFLAGS += -Wno-error=cast-qual -Wno-error=redundant-decls
-
-# FreeRTOS (lto + Os) linker issue
-LDFLAGS += -Wl,--undefined=vTaskSwitchContext
-
 include ../../build_system/make/rules.mk
diff --git a/examples/device/audio_4_channel_mic_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h b/examples/device/audio_4_channel_mic_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h
deleted file mode 100644
index 869500ad2..000000000
--- a/examples/device/audio_4_channel_mic_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h
+++ /dev/null
@@ -1,191 +0,0 @@
-/*
- * FreeRTOS Kernel V10.0.0
- * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
- * the Software, and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software. If you wish to use our Amazon
- * FreeRTOS name, please do so in a fair use way that does not cause confusion.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * http://www.FreeRTOS.org
- * http://aws.amazon.com/freertos
- *
- * 1 tab == 4 spaces!
- */
-
-
-#ifndef FREERTOS_CONFIG_H
-#define FREERTOS_CONFIG_H
-
-/*-----------------------------------------------------------
- * Application specific definitions.
- *
- * These definitions should be adjusted for your particular hardware and
- * application requirements.
- *
- * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
- * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
- *
- * See http://www.freertos.org/a00110.html.
- *----------------------------------------------------------*/
-
-// skip if included from IAR assembler
-#ifndef __IASMARM__
-
-// Include MCU header
-#include "bsp/board_mcu.h"
-
-#if CFG_TUSB_MCU == OPT_MCU_ESP32S2 || CFG_TUSB_MCU == OPT_MCU_ESP32S3
-  #error "ESP32-Sx should use IDF's FreeRTOSConfig.h"
-#endif
-
-// TODO fix later
-#if CFG_TUSB_MCU == OPT_MCU_MM32F327X
-  extern u32 SystemCoreClock;
-#else
-  // FIXME cause redundant-decls warnings
-  extern uint32_t SystemCoreClock;
-#endif
-
-#endif
-
-/* Cortex M23/M33 port configuration. */
-#define configENABLE_MPU								        0
-#define configENABLE_FPU								        1
-#define configENABLE_TRUSTZONE					        0
-#define configMINIMAL_SECURE_STACK_SIZE					( 1024 )
-#define configRUN_FREERTOS_SECURE_ONLY          1
-
-#define configUSE_PREEMPTION                    1
-#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
-#define configCPU_CLOCK_HZ                      SystemCoreClock
-#define configTICK_RATE_HZ                      ( 1000 )
-#define configMAX_PRIORITIES                    ( 5 )
-#define configMINIMAL_STACK_SIZE                ( 128 )
-#define configTOTAL_HEAP_SIZE                   ( configSUPPORT_DYNAMIC_ALLOCATION*4*1024 )
-#define configMAX_TASK_NAME_LEN                 16
-#define configUSE_16_BIT_TICKS                  0
-#define configIDLE_SHOULD_YIELD                 1
-#define configUSE_MUTEXES                       1
-#define configUSE_RECURSIVE_MUTEXES             1
-#define configUSE_COUNTING_SEMAPHORES           1
-#define configQUEUE_REGISTRY_SIZE               4
-#define configUSE_QUEUE_SETS                    0
-#define configUSE_TIME_SLICING                  0
-#define configUSE_NEWLIB_REENTRANT              0
-#define configENABLE_BACKWARD_COMPATIBILITY     1
-#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP   0
-
-#define configSUPPORT_STATIC_ALLOCATION         1
-#define configSUPPORT_DYNAMIC_ALLOCATION        0
-
-/* Hook function related definitions. */
-#define configUSE_IDLE_HOOK                    0
-#define configUSE_TICK_HOOK                    0
-#define configUSE_MALLOC_FAILED_HOOK           0 // cause nested extern warning
-#define configCHECK_FOR_STACK_OVERFLOW         2
-#define configCHECK_HANDLER_INSTALLATION       0
-
-/* Run time and task stats gathering related definitions. */
-#define configGENERATE_RUN_TIME_STATS          0
-#define configUSE_TRACE_FACILITY               1 // legacy trace
-#define configUSE_STATS_FORMATTING_FUNCTIONS   0
-
-/* Co-routine definitions. */
-#define configUSE_CO_ROUTINES                  0
-#define configMAX_CO_ROUTINE_PRIORITIES        2
-
-/* Software timer related definitions. */
-#define configUSE_TIMERS                       1
-#define configTIMER_TASK_PRIORITY              (configMAX_PRIORITIES-2)
-#define configTIMER_QUEUE_LENGTH               32
-#define configTIMER_TASK_STACK_DEPTH           configMINIMAL_STACK_SIZE
-
-/* Optional functions - most linkers will remove unused functions anyway. */
-#define INCLUDE_vTaskPrioritySet               0
-#define INCLUDE_uxTaskPriorityGet              0
-#define INCLUDE_vTaskDelete                    0
-#define INCLUDE_vTaskSuspend                   1 // required for queue, semaphore, mutex to be blocked indefinitely with portMAX_DELAY
-#define INCLUDE_xResumeFromISR                 0
-#define INCLUDE_vTaskDelayUntil                1
-#define INCLUDE_vTaskDelay                     1
-#define INCLUDE_xTaskGetSchedulerState         0
-#define INCLUDE_xTaskGetCurrentTaskHandle      0
-#define INCLUDE_uxTaskGetStackHighWaterMark    0
-#define INCLUDE_xTaskGetIdleTaskHandle         0
-#define INCLUDE_xTimerGetTimerDaemonTaskHandle 0
-#define INCLUDE_pcTaskGetTaskName              0
-#define INCLUDE_eTaskGetState                  0
-#define INCLUDE_xEventGroupSetBitFromISR       0
-#define INCLUDE_xTimerPendFunctionCall         0
-
-#ifdef __RX__
-/* Renesas RX series */
-#define vSoftwareInterruptISR					        INT_Excep_ICU_SWINT
-#define vTickISR								              INT_Excep_CMT0_CMI0
-#define configPERIPHERAL_CLOCK_HZ				      (configCPU_CLOCK_HZ/2)
-#define configKERNEL_INTERRUPT_PRIORITY			  1
-#define configMAX_SYSCALL_INTERRUPT_PRIORITY	4
-
-#else
-
-/* FreeRTOS hooks to NVIC vectors */
-#define xPortPendSVHandler    PendSV_Handler
-#define xPortSysTickHandler   SysTick_Handler
-#define vPortSVCHandler       SVC_Handler
-
-//--------------------------------------------------------------------+
-// Interrupt nesting behavior configuration.
-//--------------------------------------------------------------------+
-#if defined(__NVIC_PRIO_BITS)
-  // For Cortex-M specific: __NVIC_PRIO_BITS is defined in core_cmx.h
-	#define configPRIO_BITS       __NVIC_PRIO_BITS
-
-#elif defined(__ECLIC_INTCTLBITS)
-  // RISC-V Bumblebee core from nuclei
-  #define configPRIO_BITS       __ECLIC_INTCTLBITS
-
-#elif defined(__IASMARM__)
-  // FIXME: IAR Assembler cannot include mcu header directly to get __NVIC_PRIO_BITS.
-  // Therefore we will hard coded it to minimum value of 2 to get pass ci build.
-  // IAR user must update this to correct value of the target MCU
-  #message "configPRIO_BITS is hard coded to 2 to pass IAR build only. User should update it per MCU"
-  #define configPRIO_BITS       2
-
-#else
-  #error "FreeRTOS configPRIO_BITS to be defined"
-#endif
-
-/* The lowest interrupt priority that can be used in a call to a "set priority" function. */
-#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY			  ((1<<configPRIO_BITS) - 1)
-
-/* The highest interrupt priority that can be used by any interrupt service
-routine that makes calls to interrupt safe FreeRTOS API functions.  DO NOT CALL
-INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
-PRIORITY THAN THIS! (higher priorities are lower numeric values. */
-#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY	2
-
-/* Interrupt priorities used by the kernel port layer itself.  These are generic
-to all Cortex-M ports, and do not rely on any particular library functions. */
-#define configKERNEL_INTERRUPT_PRIORITY 		          ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
-
-/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
-See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
-#define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
-
-#endif
-
-#endif /* __FREERTOS_CONFIG__H */
diff --git a/examples/device/audio_4_channel_mic_freertos/src/freertos_hook.c b/examples/device/audio_4_channel_mic_freertos/src/freertos_hook.c
deleted file mode 100644
index 4920e3fae..000000000
--- a/examples/device/audio_4_channel_mic_freertos/src/freertos_hook.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2019 Ha Thach (tinyusb.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- */
-
-//--------------------------------------------------------------------+
-// INCLUDE
-//--------------------------------------------------------------------+
-#include "FreeRTOS.h"
-#include "task.h"
-#include "common/tusb_common.h"
-
-
-void vApplicationMallocFailedHook(void)
-{
-  taskDISABLE_INTERRUPTS();
-  TU_ASSERT(false, );
-}
-
-void vApplicationStackOverflowHook(xTaskHandle pxTask, char *pcTaskName)
-{
-  (void) pxTask;
-  (void) pcTaskName;
-
-  taskDISABLE_INTERRUPTS();
-  TU_ASSERT(false, );
-}
-
-/* configSUPPORT_STATIC_ALLOCATION is set to 1, so the application must provide an
- * implementation of vApplicationGetIdleTaskMemory() to provide the memory that is
- * used by the Idle task. */
-void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize )
-{
-  /* If the buffers to be provided to the Idle task are declared inside this
-   * function then they must be declared static - otherwise they will be allocated on
-   * the stack and so not exists after this function exits. */
-  static StaticTask_t xIdleTaskTCB;
-  static StackType_t uxIdleTaskStack[ configMINIMAL_STACK_SIZE ];
-
-  /* Pass out a pointer to the StaticTask_t structure in which the Idle task's
-    state will be stored. */
-  *ppxIdleTaskTCBBuffer = &xIdleTaskTCB;
-
-  /* Pass out the array that will be used as the Idle task's stack. */
-  *ppxIdleTaskStackBuffer = uxIdleTaskStack;
-
-  /* Pass out the size of the array pointed to by *ppxIdleTaskStackBuffer.
-    Note that, as the array is necessarily of type StackType_t,
-    configMINIMAL_STACK_SIZE is specified in words, not bytes. */
-  *pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
-}
-
-/* configSUPPORT_STATIC_ALLOCATION and configUSE_TIMERS are both set to 1, so the
- * application must provide an implementation of vApplicationGetTimerTaskMemory()
- * to provide the memory that is used by the Timer service task. */
-void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer, StackType_t **ppxTimerTaskStackBuffer, uint32_t *pulTimerTaskStackSize )
-{
-  /* If the buffers to be provided to the Timer task are declared inside this
-   * function then they must be declared static - otherwise they will be allocated on
-   * the stack and so not exists after this function exits. */
-  static StaticTask_t xTimerTaskTCB;
-  static StackType_t uxTimerTaskStack[ configTIMER_TASK_STACK_DEPTH ];
-
-  /* Pass out a pointer to the StaticTask_t structure in which the Timer
-    task's state will be stored. */
-  *ppxTimerTaskTCBBuffer = &xTimerTaskTCB;
-
-  /* Pass out the array that will be used as the Timer task's stack. */
-  *ppxTimerTaskStackBuffer = uxTimerTaskStack;
-
-  /* Pass out the size of the array pointed to by *ppxTimerTaskStackBuffer.
-    Note that, as the array is necessarily of type StackType_t,
-    configTIMER_TASK_STACK_DEPTH is specified in words, not bytes. */
-  *pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
-}
-
-#if CFG_TUSB_MCU == OPT_MCU_RX63X | CFG_TUSB_MCU == OPT_MCU_RX65X
-#include "iodefine.h"
-void vApplicationSetupTimerInterrupt(void)
-{
-  /* Enable CMT0 */
-  unsigned short oldPRCR = SYSTEM.PRCR.WORD;
-  SYSTEM.PRCR.WORD = (0xA5u<<8) | TU_BIT(1);
-  MSTP(CMT0)       = 0;
-  SYSTEM.PRCR.WORD = (0xA5u<<8) | oldPRCR;
-
-  CMT0.CMCNT      = 0;
-  CMT0.CMCOR      = (unsigned short)(((configPERIPHERAL_CLOCK_HZ/configTICK_RATE_HZ)-1)/128);
-  CMT0.CMCR.WORD  = TU_BIT(6) | 2;
-  IR(CMT0, CMI0)  = 0;
-  IPR(CMT0, CMI0) = configKERNEL_INTERRUPT_PRIORITY;
-  IEN(CMT0, CMI0) = 1;
-  CMT.CMSTR0.BIT.STR0 = 1;
-}
-#endif
diff --git a/examples/device/audio_4_channel_mic_freertos/src/main.c b/examples/device/audio_4_channel_mic_freertos/src/main.c
index 2ac7516cd..9c76380a2 100644
--- a/examples/device/audio_4_channel_mic_freertos/src/main.c
+++ b/examples/device/audio_4_channel_mic_freertos/src/main.c
@@ -31,50 +31,50 @@
  * $ python3 plot_audio_samples.py
  */
 
-#include <stdlib.h>
+#include <math.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
-#include <math.h>
 
 #include "bsp/board_api.h"
 #include "tusb.h"
 
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
   // ESP-IDF need "freertos/" prefix in include path.
   // CFG_TUSB_OS_INC_PATH should be defined accordingly.
   #include "freertos/FreeRTOS.h"
-  #include "freertos/semphr.h"
   #include "freertos/queue.h"
+  #include "freertos/semphr.h"
   #include "freertos/task.h"
   #include "freertos/timers.h"
 
-  #define USBD_STACK_SIZE     4096
+  #define USBD_STACK_SIZE 4096
 #else
 
   #include "FreeRTOS.h"
-  #include "semphr.h"
   #include "queue.h"
+  #include "semphr.h"
   #include "task.h"
   #include "timers.h"
 
   // Increase stack size when debug log is enabled
-  #define USBD_STACK_SIZE    (4*configMINIMAL_STACK_SIZE/2) * (CFG_TUSB_DEBUG ? 2 : 1)
+  #define USBD_STACK_SIZE (4 * configMINIMAL_STACK_SIZE / 2) * (CFG_TUSB_DEBUG ? 2 : 1)
 #endif
 
-#define BLINKY_STACK_SIZE   configMINIMAL_STACK_SIZE
-#define AUDIO_STACK_SIZE    configMINIMAL_STACK_SIZE
+#define BLINKY_STACK_SIZE configMINIMAL_STACK_SIZE
+#define AUDIO_STACK_SIZE configMINIMAL_STACK_SIZE
 
 //--------------------------------------------------------------------+
 // MACRO CONSTANT TYPEDEF PROTYPES
 //--------------------------------------------------------------------+
-#define AUDIO_SAMPLE_RATE   CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE
+#define AUDIO_SAMPLE_RATE CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE
 
 /* Blink pattern
  * - 250 ms  : device not mounted
  * - 1000 ms : device mounted
  * - 2500 ms : device is suspended
  */
-enum  {
+enum {
   BLINK_NOT_MOUNTED = 250,
   BLINK_MOUNTED = 1000,
   BLINK_SUSPENDED = 2500,
@@ -82,13 +82,13 @@ enum  {
 
 // static task
 #if configSUPPORT_STATIC_ALLOCATION
-StackType_t  blinky_stack[BLINKY_STACK_SIZE];
+StackType_t blinky_stack[BLINKY_STACK_SIZE];
 StaticTask_t blinky_taskdef;
 
-StackType_t  usb_device_stack[USBD_STACK_SIZE];
+StackType_t usb_device_stack[USBD_STACK_SIZE];
 StaticTask_t usb_device_taskdef;
 
-StackType_t  audio_stack[AUDIO_STACK_SIZE];
+StackType_t audio_stack[AUDIO_STACK_SIZE];
 StaticTask_t audio_taskdef;
 #endif
 
@@ -96,30 +96,24 @@ static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
 
 // Audio controls
 // Current states
-bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; 				          // +1 for master channel 0
-uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; 					// +1 for master channel 0
+bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];      // +1 for master channel 0
+uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// +1 for master channel 0
 uint32_t sampFreq;
 uint8_t clkValid;
 
 // Range states
-audio_control_range_2_n_t(1) volumeRng[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX+1]; 			// Volume range state
-audio_control_range_4_n_t(1) sampleFreqRng; 						// Sample frequency range state
+audio_control_range_2_n_t(1) volumeRng[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// Volume range state
+audio_control_range_4_n_t(1) sampleFreqRng;                                    // Sample frequency range state
 
-#if CFG_TUD_AUDIO_ENABLE_ENCODING
-// Audio test data, each buffer contains 2 channels, buffer[0] for CH0-1, buffer[1] for CH1-2
-uint16_t i2s_dummy_buffer[CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX*CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE/1000/CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO];
-#else
 // Audio test data, 4 channels muxed together, buffer[0] for CH0, buffer[1] for CH1, buffer[2] for CH2, buffer[3] for CH3
-uint16_t i2s_dummy_buffer[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX*CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE/1000];
-#endif
+uint16_t i2s_dummy_buffer[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX * CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE / 1000];
 
-void led_blinking_task(void* param);
-void usb_device_task(void* param);
-void audio_task(void* param);
+void led_blinking_task(void *param);
+void usb_device_task(void *param);
+void audio_isr_task(void *param);
 
 /*------------- MAIN -------------*/
-int main(void)
-{
+int main(void) {
   board_init();
 
   // Init values
@@ -132,87 +126,62 @@ int main(void)
   sampleFreqRng.subrange[0].bRes = 0;
 
   // Generate dummy data
-#if CFG_TUD_AUDIO_ENABLE_ENCODING
-  uint16_t * p_buff = i2s_dummy_buffer[0];
+  uint16_t *p_buff = i2s_dummy_buffer;
   uint16_t dataVal = 0;
-  for (uint16_t cnt = 0; cnt < AUDIO_SAMPLE_RATE/1000; cnt++)
-  {
+  for (uint16_t cnt = 0; cnt < AUDIO_SAMPLE_RATE / 1000; cnt++) {
     // CH0 saw wave
     *p_buff++ = dataVal;
     // CH1 inverted saw wave
-    *p_buff++ = 3200 + AUDIO_SAMPLE_RATE/1000 - dataVal;
-    dataVal+= 32;
-  }
-  p_buff = i2s_dummy_buffer[1];
-  for (uint16_t cnt = 0; cnt < AUDIO_SAMPLE_RATE/1000; cnt++)
-  {
+    *p_buff++ = 3200 + AUDIO_SAMPLE_RATE / 1000 - dataVal;
+    dataVal += 32;
     // CH3 square wave
-    *p_buff++ = cnt < (AUDIO_SAMPLE_RATE/1000/2) ? 3400:5000;
+    *p_buff++ = cnt < (AUDIO_SAMPLE_RATE / 1000 / 2) ? 3400 : 5000;
     // CH4 sinus wave
-    float t = 2*3.1415f * cnt / (AUDIO_SAMPLE_RATE/1000);
-    *p_buff++ = (uint16_t)((int16_t)(sinf(t) * 750) + 6000);
+    float t = 2 * 3.1415f * cnt / (AUDIO_SAMPLE_RATE / 1000);
+    *p_buff++ = (uint16_t) ((int16_t) (sinf(t) * 750) + 6000);
   }
-#else
-  uint16_t * p_buff = i2s_dummy_buffer;
-  uint16_t dataVal = 0;
-  for (uint16_t cnt = 0; cnt < AUDIO_SAMPLE_RATE/1000; cnt++)
-  {
-    // CH0 saw wave
-    *p_buff++ = dataVal;
-    // CH1 inverted saw wave
-    *p_buff++ = 3200 + AUDIO_SAMPLE_RATE/1000 - dataVal;
-    dataVal+= 32;
-    // CH3 square wave
-    *p_buff++ = cnt < (AUDIO_SAMPLE_RATE/1000/2) ? 3400:5000;
-    // CH4 sinus wave
-    float t = 2*3.1415f * cnt / (AUDIO_SAMPLE_RATE/1000);
-    *p_buff++ = (uint16_t)((int16_t)(sinf(t) * 750) + 6000);
-  }
-#endif
 
 #if configSUPPORT_STATIC_ALLOCATION
   // blinky task
   xTaskCreateStatic(led_blinking_task, "blinky", BLINKY_STACK_SIZE, NULL, 1, blinky_stack, &blinky_taskdef);
 
   // Create a task for tinyusb device stack
-  xTaskCreateStatic(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES-1, usb_device_stack, &usb_device_taskdef);
+  xTaskCreateStatic(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES - 2, usb_device_stack, &usb_device_taskdef);
 
-   // Create a task for audio
-  xTaskCreateStatic(audio_task, "audio", AUDIO_STACK_SIZE, NULL, configMAX_PRIORITIES-1, audio_stack, &audio_taskdef);
+  // Audio receive (I2S) ISR simulation
+  // To simulate a ISR the priority is set to the highest
+  xTaskCreateStatic(audio_isr_task, "audio", AUDIO_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, audio_stack, &audio_taskdef);
 #else
   xTaskCreate(led_blinking_task, "blinky", BLINKY_STACK_SIZE, NULL, 1, NULL);
-  xTaskCreate(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, NULL);
-  xTaskCreate(audio_task, "audio", AUDIO_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, NULL);
+  xTaskCreate(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES - 2, NULL);
+  xTaskCreate(audio_isr_task, "audio", AUDIO_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, NULL);
 #endif
 
-  // skip starting scheduler (and return) for ESP32-S2 or ESP32-S3
-  #if !TU_CHECK_MCU(OPT_MCU_ESP32S2, OPT_MCU_ESP32S3)
+  // only start scheduler for non-espressif mcu
+  #ifndef ESP_PLATFORM
     vTaskStartScheduler();
   #endif
 
   return 0;
 }
 
-#if TU_CHECK_MCU(OPT_MCU_ESP32S2, OPT_MCU_ESP32S3)
-void app_main(void)
-{
+#ifdef ESP_PLATFORM
+void app_main(void) {
   main();
 }
 #endif
 
 // USB Device Driver task
 // This top level thread process all usb events and invoke callbacks
-void usb_device_task(void* param)
-{
+void usb_device_task(void *param) {
   (void) param;
 
   // init device stack on configured roothub port
   // This should be called after scheduler/kernel is started.
   // Otherwise it could cause kernel issue since USB IRQ handler does use RTOS queue API.
   tusb_rhport_init_t dev_init = {
-    .role = TUSB_ROLE_DEVICE,
-    .speed = TUSB_SPEED_AUTO
-  };
+      .role = TUSB_ROLE_DEVICE,
+      .speed = TUSB_SPEED_AUTO};
   tusb_init(BOARD_TUD_RHPORT, &dev_init);
 
   if (board_init_after_tusb) {
@@ -220,8 +189,7 @@ void usb_device_task(void* param)
   }
 
   // RTOS forever loop
-  while (1)
-  {
+  while (1) {
     // tinyusb device task
     tud_task();
   }
@@ -232,29 +200,25 @@ void usb_device_task(void* param)
 //--------------------------------------------------------------------+
 
 // Invoked when device is mounted
-void tud_mount_cb(void)
-{
+void tud_mount_cb(void) {
   blink_interval_ms = BLINK_MOUNTED;
 }
 
 // Invoked when device is unmounted
-void tud_umount_cb(void)
-{
+void tud_umount_cb(void) {
   blink_interval_ms = BLINK_NOT_MOUNTED;
 }
 
 // Invoked when usb bus is suspended
 // remote_wakeup_en : if host allow us  to perform remote wakeup
 // Within 7ms, device must draw an average of current less than 2.5 mA from bus
-void tud_suspend_cb(bool remote_wakeup_en)
-{
+void tud_suspend_cb(bool remote_wakeup_en) {
   (void) remote_wakeup_en;
   blink_interval_ms = BLINK_SUSPENDED;
 }
 
 // Invoked when usb bus is resumed
-void tud_resume_cb(void)
-{
+void tud_resume_cb(void) {
   blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED;
 }
 
@@ -262,22 +226,14 @@ void tud_resume_cb(void)
 // AUDIO Task
 //--------------------------------------------------------------------+
 
-void audio_task(void* param)
-{
+// This task simulates an audio receive ISR, one frame is received every 1ms.
+// We assume that the audio data is read from an I2S buffer.
+// In a real application, this would be replaced with actual I2S receive callback.
+void audio_isr_task(void *param) {
   (void) param;
-  // Yet to be filled - e.g. read audio from I2S buffer.
-  // Here we simulate a I2S receive callback every 1ms.
   while (1) {
     vTaskDelay(1);
-#if CFG_TUD_AUDIO_ENABLE_ENCODING
-  // Write I2S buffer into FIFO
-    for (uint8_t cnt=0; cnt < 2; cnt++)
-    {
-      tud_audio_write_support_ff(cnt, i2s_dummy_buffer[cnt], AUDIO_SAMPLE_RATE/1000 * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX * CFG_TUD_AUDIO_FUNC_1_CHANNEL_PER_FIFO_TX);
-    }
-#else
-    tud_audio_write(i2s_dummy_buffer, AUDIO_SAMPLE_RATE/1000 * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX);
-#endif
+    tud_audio_write(i2s_dummy_buffer, AUDIO_SAMPLE_RATE / 1000 * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX);
   }
 }
 
@@ -286,8 +242,7 @@ void audio_task(void* param)
 //--------------------------------------------------------------------+
 
 // Invoked when audio class specific set request received for an EP
-bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
   (void) pBuff;
 
@@ -299,14 +254,15 @@ bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_re
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t ep = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) ep;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) ep;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific set request received for an interface
-bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
   (void) pBuff;
 
@@ -318,14 +274,15 @@ bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_r
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t itf = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) itf;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) itf;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific set request received for an entity
-bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -340,40 +297,36 @@ bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   TU_VERIFY(p_request->bRequest == AUDIO_CS_REQ_CUR);
 
   // If request is for our feature unit
-  if ( entityID == 2 )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 2) {
+    switch (ctrlSel) {
       case AUDIO_FU_CTRL_MUTE:
         // Request uses format layout 1
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_1_t));
 
-        mute[channelNum] = ((audio_control_cur_1_t*) pBuff)->bCur;
+        mute[channelNum] = ((audio_control_cur_1_t *) pBuff)->bCur;
 
-        TU_LOG2("    Set Mute: %d of channel: %u\r\n", mute[channelNum], channelNum);
-      return true;
+        TU_LOG1("    Set Mute: %d of channel: %u\r\n", mute[channelNum], channelNum);
+        return true;
 
       case AUDIO_FU_CTRL_VOLUME:
         // Request uses format layout 2
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_2_t));
 
-        volume[channelNum] = ((audio_control_cur_2_t*) pBuff)->bCur;
-
-        TU_LOG2("    Set Volume: %d dB of channel: %u\r\n", volume[channelNum], channelNum);
-      return true;
+        volume[channelNum] = ((audio_control_cur_2_t *) pBuff)->bCur;
+        TU_LOG1("    Set Volume: %d dB of channel: %u\r\n", volume[channelNum], channelNum);
+        return true;
 
         // Unknown/Unsupported control
       default:
         TU_BREAKPOINT();
-      return false;
+        return false;
     }
   }
-  return false;    // Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an EP
-bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -381,14 +334,15 @@ bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_re
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t ep = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) ep;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) ep;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an interface
-bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -396,14 +350,15 @@ bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_r
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t itf = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) itf;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) itf;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an entity
-bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -413,12 +368,9 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   uint8_t entityID = TU_U16_HIGH(p_request->wIndex);
 
   // Input terminal (Microphone input)
-  if (entityID == 1)
-  {
-    switch ( ctrlSel )
-    {
-      case AUDIO_TE_CTRL_CONNECTOR:
-      {
+  if (entityID == 1) {
+    switch (ctrlSel) {
+      case AUDIO_TE_CTRL_CONNECTOR: {
         // The terminal connector control only has a get request with only the CUR attribute.
         audio_desc_channel_cluster_t ret;
 
@@ -427,11 +379,10 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
         ret.bmChannelConfig = 0;
         ret.iChannelNames = 0;
 
-        TU_LOG2("    Get terminal connector\r\n");
+        TU_LOG1("    Get terminal connector\r\n");
 
-        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void*) &ret, sizeof(ret));
-      }
-      break;
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void *) &ret, sizeof(ret));
+      } break;
 
         // Unknown/Unsupported control selector
       default:
@@ -441,43 +392,39 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   // Feature unit
-  if (entityID == 2)
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 2) {
+    switch (ctrlSel) {
       case AUDIO_FU_CTRL_MUTE:
         // Audio control mute cur parameter block consists of only one byte - we thus can send it right away
         // There does not exist a range parameter block for mute
-        TU_LOG2("    Get Mute of channel: %u\r\n", channelNum);
+        TU_LOG1("    Get Mute of channel: %u\r\n", channelNum);
         return tud_control_xfer(rhport, p_request, &mute[channelNum], 1);
 
       case AUDIO_FU_CTRL_VOLUME:
-        switch ( p_request->bRequest )
-        {
+        switch (p_request->bRequest) {
           case AUDIO_CS_REQ_CUR:
-            TU_LOG2("    Get Volume of channel: %u\r\n", channelNum);
+            TU_LOG1("    Get Volume of channel: %u\r\n", channelNum);
             return tud_control_xfer(rhport, p_request, &volume[channelNum], sizeof(volume[channelNum]));
 
           case AUDIO_CS_REQ_RANGE:
-            TU_LOG2("    Get Volume range of channel: %u\r\n", channelNum);
+            TU_LOG1("    Get Volume range of channel: %u\r\n", channelNum);
 
             // Copy values - only for testing - better is version below
-            audio_control_range_2_n_t(1)
-            ret;
+            audio_control_range_2_n_t(1) ret;
 
             ret.wNumSubRanges = 1;
-            ret.subrange[0].bMin = -90;           // -90 dB
-            ret.subrange[0].bMax = 90;		// +90 dB
-            ret.subrange[0].bRes = 1; 		// 1 dB steps
+            ret.subrange[0].bMin = -90;// -90 dB
+            ret.subrange[0].bMax = 90; // +90 dB
+            ret.subrange[0].bRes = 1;  // 1 dB steps
 
-            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void*) &ret, sizeof(ret));
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void *) &ret, sizeof(ret));
 
             // Unknown/Unsupported control
           default:
             TU_BREAKPOINT();
             return false;
         }
-      break;
+        break;
 
         // Unknown/Unsupported control
       default:
@@ -487,33 +434,30 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   // Clock Source unit
-  if ( entityID == 4 )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 4) {
+    switch (ctrlSel) {
       case AUDIO_CS_CTRL_SAM_FREQ:
         // channelNum is always zero in this case
-        switch ( p_request->bRequest )
-        {
+        switch (p_request->bRequest) {
           case AUDIO_CS_REQ_CUR:
-            TU_LOG2("    Get Sample Freq.\r\n");
+            TU_LOG1("    Get Sample Freq.\r\n");
             // Buffered control transfer is needed for IN flow control to work
             return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &sampFreq, sizeof(sampFreq));
 
           case AUDIO_CS_REQ_RANGE:
-            TU_LOG2("    Get Sample Freq. range\r\n");
+            TU_LOG1("    Get Sample Freq. range\r\n");
             return tud_control_xfer(rhport, p_request, &sampleFreqRng, sizeof(sampleFreqRng));
 
-           // Unknown/Unsupported control
+            // Unknown/Unsupported control
           default:
             TU_BREAKPOINT();
             return false;
         }
-      break;
+        break;
 
       case AUDIO_CS_CTRL_CLK_VALID:
         // Only cur attribute exists for this request
-        TU_LOG2("    Get Sample Freq. valid\r\n");
+        TU_LOG1("    Get Sample Freq. valid\r\n");
         return tud_control_xfer(rhport, p_request, &clkValid, sizeof(clkValid));
 
       // Unknown/Unsupported control
@@ -523,52 +467,14 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
     }
   }
 
-  TU_LOG2("  Unsupported entity: %d\r\n", entityID);
-  return false; 	// Yet not implemented
-}
-
-bool tud_audio_tx_done_pre_load_cb(uint8_t rhport, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void) rhport;
-  (void) itf;
-  (void) ep_in;
-  (void) cur_alt_setting;
-
-
-  // In read world application data flow is driven by I2S clock,
-  // both tud_audio_tx_done_pre_load_cb() & tud_audio_tx_done_post_load_cb() are hardly used.
-  // For example in your I2S receive callback:
-  // void I2S_Rx_Callback(int channel, const void* data, uint16_t samples)
-  // {
-  //    tud_audio_write_support_ff(channel, data, samples * N_BYTES_PER_SAMPLE * N_CHANNEL_PER_FIFO);
-  // }
-
-  return true;
-}
-
-bool tud_audio_tx_done_post_load_cb(uint8_t rhport, uint16_t n_bytes_copied, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void) rhport;
-  (void) n_bytes_copied;
-  (void) itf;
-  (void) ep_in;
-  (void) cur_alt_setting;
-
-  return true;
-}
-
-bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
-  (void) rhport;
-  (void) p_request;
-
-  return true;
+  TU_LOG1("  Unsupported entity: %d\r\n", entityID);
+  return false;// Yet not implemented
 }
 
 ///--------------------------------------------------------------------+
 // BLINKING TASK
 //--------------------------------------------------------------------+
-void led_blinking_task(void* param) {
+void led_blinking_task(void *param) {
   (void) param;
   static uint32_t start_ms = 0;
   static bool led_state = false;
@@ -579,6 +485,6 @@ void led_blinking_task(void* param) {
     start_ms += blink_interval_ms;
 
     board_led_write(led_state);
-    led_state = 1 - led_state; // toggle
+    led_state = 1 - led_state;// toggle
   }
 }
diff --git a/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h b/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h
index 88f20278b..f7c0efe08 100644
--- a/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h
+++ b/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h
@@ -59,7 +59,7 @@ extern "C" {
 #endif
 
 // Espressif IDF requires "freertos/" prefix in include path
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
 #define CFG_TUSB_OS_INC_PATH  freertos/
 #endif
 
@@ -121,26 +121,11 @@ extern "C" {
 #define CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX            4         // This value is not required by the driver, it parses this information from the descriptor once the alternate interface is set by the host - we use it for the setup
 #define CFG_TUD_AUDIO_EP_SZ_IN                        TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX)
 
-#define CFG_TUD_AUDIO_ENABLE_ENCODING                 1
 #define CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL              1
 
-#if CFG_TUD_AUDIO_ENABLE_ENCODING
-
-#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX             CFG_TUD_AUDIO_EP_SZ_IN
-#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ          CFG_TUD_AUDIO_EP_SZ_IN
-
-#define CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING          1
-#define CFG_TUD_AUDIO_FUNC_1_CHANNEL_PER_FIFO_TX      2         // One I2S stream contains two channels, each stream is saved within one support FIFO - this value is currently fixed, the driver does not support a changing value
-#define CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO        (CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX / CFG_TUD_AUDIO_FUNC_1_CHANNEL_PER_FIFO_TX)
-#define CFG_TUD_AUDIO_FUNC_1_TX_SUPP_SW_FIFO_SZ       (TUD_OPT_HIGH_SPEED ? 32 : 4) * (CFG_TUD_AUDIO_EP_SZ_IN / CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO) // Example write FIFO every 1ms, so it should be 8 times larger for HS device
-
-#else
-
 #define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX             CFG_TUD_AUDIO_EP_SZ_IN
 #define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ          (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_EP_SZ_IN // Example write FIFO every 1ms, so it should be 8 times larger for HS device
 
-#endif
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/examples/device/audio_test/CMakeLists.txt b/examples/device/audio_test/CMakeLists.txt
index f61e1b640..6a7e68c3d 100644
--- a/examples/device/audio_test/CMakeLists.txt
+++ b/examples/device/audio_test/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/audio_test/CMakePresets.json b/examples/device/audio_test/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/audio_test/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/audio_test/src/main.c b/examples/device/audio_test/src/main.c
index 018c48994..07728e24a 100644
--- a/examples/device/audio_test/src/main.c
+++ b/examples/device/audio_test/src/main.c
@@ -31,8 +31,8 @@
  * $ python3 plot_audio_samples.py
  */
 
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 
 #include "bsp/board_api.h"
@@ -47,7 +47,7 @@
  * - 1000 ms : device mounted
  * - 2500 ms : device is suspended
  */
-enum  {
+enum {
   BLINK_NOT_MOUNTED = 250,
   BLINK_MOUNTED = 1000,
   BLINK_SUSPENDED = 2500,
@@ -57,32 +57,30 @@ static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
 
 // Audio controls
 // Current states
-bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; 				          // +1 for master channel 0
-uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; 					// +1 for master channel 0
+bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];      // +1 for master channel 0
+uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// +1 for master channel 0
 uint32_t sampFreq;
 uint8_t clkValid;
 
 // Range states
-audio_control_range_2_n_t(1) volumeRng[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX+1]; 			// Volume range state
-audio_control_range_4_n_t(1) sampleFreqRng; 						// Sample frequency range state
+audio_control_range_2_n_t(1) volumeRng[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// Volume range state
+audio_control_range_4_n_t(1) sampleFreqRng;                                    // Sample frequency range state
 
 // Audio test data
-uint16_t test_buffer_audio[(CFG_TUD_AUDIO_EP_SZ_IN - 2) / 2];
+uint16_t test_buffer_audio[CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE / 1000 * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX / 2];
 uint16_t startVal = 0;
 
 void led_blinking_task(void);
 void audio_task(void);
 
 /*------------- MAIN -------------*/
-int main(void)
-{
+int main(void) {
   board_init();
 
   // init device stack on configured roothub port
   tusb_rhport_init_t dev_init = {
-    .role = TUSB_ROLE_DEVICE,
-    .speed = TUSB_SPEED_AUTO
-  };
+      .role = TUSB_ROLE_DEVICE,
+      .speed = TUSB_SPEED_AUTO};
   tusb_init(BOARD_TUD_RHPORT, &dev_init);
 
   if (board_init_after_tusb) {
@@ -98,9 +96,8 @@ int main(void)
   sampleFreqRng.subrange[0].bMax = CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE;
   sampleFreqRng.subrange[0].bRes = 0;
 
-  while (1)
-  {
-    tud_task(); // tinyusb device task
+  while (1) {
+    tud_task();// tinyusb device task
     led_blinking_task();
     audio_task();
   }
@@ -111,40 +108,45 @@ int main(void)
 //--------------------------------------------------------------------+
 
 // Invoked when device is mounted
-void tud_mount_cb(void)
-{
+void tud_mount_cb(void) {
   blink_interval_ms = BLINK_MOUNTED;
 }
 
 // Invoked when device is unmounted
-void tud_umount_cb(void)
-{
+void tud_umount_cb(void) {
   blink_interval_ms = BLINK_NOT_MOUNTED;
 }
 
 // Invoked when usb bus is suspended
 // remote_wakeup_en : if host allow us  to perform remote wakeup
 // Within 7ms, device must draw an average of current less than 2.5 mA from bus
-void tud_suspend_cb(bool remote_wakeup_en)
-{
+void tud_suspend_cb(bool remote_wakeup_en) {
   (void) remote_wakeup_en;
   blink_interval_ms = BLINK_SUSPENDED;
 }
 
 // Invoked when usb bus is resumed
-void tud_resume_cb(void)
-{
+void tud_resume_cb(void) {
   blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED;
 }
 
+
 //--------------------------------------------------------------------+
 // AUDIO Task
 //--------------------------------------------------------------------+
 
-void audio_task(void)
-{
-  // Yet to be filled - e.g. put meas data into TX FIFOs etc.
-  // asm("nop");
+// This task simulates an audio receive callback, one frame is received every 1ms.
+// We assume that the audio data is read from an I2S buffer.
+// In a real application, this would be replaced with actual I2S receive callback.
+void audio_task(void) {
+  static uint32_t start_ms = 0;
+  uint32_t curr_ms = board_millis();
+  if (start_ms == curr_ms) return;// not enough time
+  start_ms = curr_ms;
+  for (size_t cnt = 0; cnt < sizeof(test_buffer_audio) / 2; cnt++) {
+    test_buffer_audio[cnt] = startVal++;
+  }
+  tud_audio_write((uint8_t *) test_buffer_audio, sizeof(test_buffer_audio));
 }
 
 //--------------------------------------------------------------------+
@@ -152,8 +154,7 @@ void audio_task(void)
 //--------------------------------------------------------------------+
 
 // Invoked when audio class specific set request received for an EP
-bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
   (void) pBuff;
 
@@ -165,14 +166,15 @@ bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_re
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t ep = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) ep;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) ep;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific set request received for an interface
-bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
   (void) pBuff;
 
@@ -184,14 +186,15 @@ bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_r
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t itf = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) itf;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) itf;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific set request received for an entity
-bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -206,40 +209,37 @@ bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   TU_VERIFY(p_request->bRequest == AUDIO_CS_REQ_CUR);
 
   // If request is for our feature unit
-  if ( entityID == 2 )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 2) {
+    switch (ctrlSel) {
       case AUDIO_FU_CTRL_MUTE:
         // Request uses format layout 1
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_1_t));
 
-        mute[channelNum] = ((audio_control_cur_1_t*) pBuff)->bCur;
+        mute[channelNum] = ((audio_control_cur_1_t *) pBuff)->bCur;
 
         TU_LOG2("    Set Mute: %d of channel: %u\r\n", mute[channelNum], channelNum);
-      return true;
+        return true;
 
       case AUDIO_FU_CTRL_VOLUME:
         // Request uses format layout 2
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_2_t));
 
-        volume[channelNum] = (uint16_t) ((audio_control_cur_2_t*) pBuff)->bCur;
+        volume[channelNum] = (uint16_t) ((audio_control_cur_2_t *) pBuff)->bCur;
 
         TU_LOG2("    Set Volume: %d dB of channel: %u\r\n", volume[channelNum], channelNum);
-      return true;
+        return true;
 
         // Unknown/Unsupported control
       default:
         TU_BREAKPOINT();
-      return false;
+        return false;
     }
   }
-  return false;    // Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an EP
-bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -247,16 +247,17 @@ bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_re
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t ep = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) ep;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) ep;
 
   //	return tud_control_xfer(rhport, p_request, &tmp, 1);
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an interface
-bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -264,14 +265,15 @@ bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_r
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t itf = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) itf;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) itf;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an entity
-bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -281,12 +283,9 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   uint8_t entityID = TU_U16_HIGH(p_request->wIndex);
 
   // Input terminal (Microphone input)
-  if (entityID == 1)
-  {
-    switch ( ctrlSel )
-    {
-      case AUDIO_TE_CTRL_CONNECTOR:
-      {
+  if (entityID == 1) {
+    switch (ctrlSel) {
+      case AUDIO_TE_CTRL_CONNECTOR: {
         // The terminal connector control only has a get request with only the CUR attribute.
         audio_desc_channel_cluster_t ret;
 
@@ -297,9 +296,8 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
 
         TU_LOG2("    Get terminal connector\r\n");
 
-        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void*) &ret, sizeof(ret));
-      }
-      break;
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void *) &ret, sizeof(ret));
+      } break;
 
         // Unknown/Unsupported control selector
       default:
@@ -309,43 +307,40 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   // Feature unit
-  if (entityID == 2)
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 2) {
+    switch (ctrlSel) {
       case AUDIO_FU_CTRL_MUTE:
         // Audio control mute cur parameter block consists of only one byte - we thus can send it right away
         // There does not exist a range parameter block for mute
         TU_LOG2("    Get Mute of channel: %u\r\n", channelNum);
-        return tud_control_xfer(rhport, p_request, &mute[channelNum], 1);
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &mute[channelNum], 1);
 
       case AUDIO_FU_CTRL_VOLUME:
-        switch ( p_request->bRequest )
-        {
+        switch (p_request->bRequest) {
           case AUDIO_CS_REQ_CUR:
             TU_LOG2("    Get Volume of channel: %u\r\n", channelNum);
-            return tud_control_xfer(rhport, p_request, &volume[channelNum], sizeof(volume[channelNum]));
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &volume[channelNum], sizeof(volume[channelNum]));
 
           case AUDIO_CS_REQ_RANGE:
             TU_LOG2("    Get Volume range of channel: %u\r\n", channelNum);
 
             // Copy values - only for testing - better is version below
             audio_control_range_2_n_t(1)
-            ret;
+                ret;
 
             ret.wNumSubRanges = 1;
-            ret.subrange[0].bMin = -90;    // -90 dB
-            ret.subrange[0].bMax = 90;		// +90 dB
-            ret.subrange[0].bRes = 1; 		// 1 dB steps
+            ret.subrange[0].bMin = -90;// -90 dB
+            ret.subrange[0].bMax = 90; // +90 dB
+            ret.subrange[0].bRes = 1;  // 1 dB steps
 
-            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void*) &ret, sizeof(ret));
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void *) &ret, sizeof(ret));
 
             // Unknown/Unsupported control
           default:
             TU_BREAKPOINT();
             return false;
         }
-      break;
+        break;
 
         // Unknown/Unsupported control
       default:
@@ -355,33 +350,30 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   // Clock Source unit
-  if ( entityID == 4 )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 4) {
+    switch (ctrlSel) {
       case AUDIO_CS_CTRL_SAM_FREQ:
         // channelNum is always zero in this case
-        switch ( p_request->bRequest )
-        {
+        switch (p_request->bRequest) {
           case AUDIO_CS_REQ_CUR:
             TU_LOG2("    Get Sample Freq.\r\n");
-            return tud_control_xfer(rhport, p_request, &sampFreq, sizeof(sampFreq));
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &sampFreq, sizeof(sampFreq));
 
           case AUDIO_CS_REQ_RANGE:
             TU_LOG2("    Get Sample Freq. range\r\n");
-            return tud_control_xfer(rhport, p_request, &sampleFreqRng, sizeof(sampleFreqRng));
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &sampleFreqRng, sizeof(sampleFreqRng));
 
-           // Unknown/Unsupported control
+            // Unknown/Unsupported control
           default:
             TU_BREAKPOINT();
             return false;
         }
-      break;
+        break;
 
       case AUDIO_CS_CTRL_CLK_VALID:
         // Only cur attribute exists for this request
         TU_LOG2("    Get Sample Freq. valid\r\n");
-        return tud_control_xfer(rhport, p_request, &clkValid, sizeof(clkValid));
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &clkValid, sizeof(clkValid));
 
       // Unknown/Unsupported control
       default:
@@ -391,39 +383,10 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   TU_LOG2("  Unsupported entity: %d\r\n", entityID);
-  return false; 	// Yet not implemented
-}
-
-bool tud_audio_tx_done_pre_load_cb(uint8_t rhport, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void) rhport;
-  (void) itf;
-  (void) ep_in;
-  (void) cur_alt_setting;
-
-  tud_audio_write ((uint8_t *)test_buffer_audio, CFG_TUD_AUDIO_EP_SZ_IN - 2);
-
-  return true;
-}
-
-bool tud_audio_tx_done_post_load_cb(uint8_t rhport, uint16_t n_bytes_copied, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void) rhport;
-  (void) n_bytes_copied;
-  (void) itf;
-  (void) ep_in;
-  (void) cur_alt_setting;
-
-  for (size_t cnt = 0; cnt < (CFG_TUD_AUDIO_EP_SZ_IN - 2) / 2; cnt++)
-  {
-    test_buffer_audio[cnt] = startVal++;
-  }
-
-  return true;
+  return false;// Yet not implemented
 }
 
-bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
   (void) p_request;
   startVal = 0;
@@ -434,15 +397,14 @@ bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const
 //--------------------------------------------------------------------+
 // BLINKING TASK
 //--------------------------------------------------------------------+
-void led_blinking_task(void)
-{
+void led_blinking_task(void) {
   static uint32_t start_ms = 0;
   static bool led_state = false;
 
   // Blink every interval ms
-  if ( board_millis() - start_ms < blink_interval_ms) return; // not enough time
+  if (board_millis() - start_ms < blink_interval_ms) return;// not enough time
   start_ms += blink_interval_ms;
 
   board_led_write(led_state);
-  led_state = 1 - led_state; // toggle
+  led_state = 1 - led_state;// toggle
 }
diff --git a/examples/device/audio_test/src/plot_audio_samples.py b/examples/device/audio_test/src/plot_audio_samples.py
index ea6aa661e..2be8948ea 100755
--- a/examples/device/audio_test/src/plot_audio_samples.py
+++ b/examples/device/audio_test/src/plot_audio_samples.py
@@ -12,11 +12,11 @@ if __name__ == '__main__':
     # print(sd.query_devices())
 
     fs = 48000           # Sample rate
-    duration = 100e-3    # Duration of recording
+    duration = 3    # Duration of recording
 
     if platform.system() == 'Windows':
         # MME is needed since there are more than one MicNode device APIs (at least in Windows)
-        device = 'Microphone (MicNode) MME'
+        device = 'Microphone (MicNode), Windows WASAPI'
     elif platform.system() == 'Darwin':
         device = 'MicNode'
     else:
diff --git a/examples/device/audio_test/src/tusb_config.h b/examples/device/audio_test/src/tusb_config.h
index 8c021e23c..b38958d7c 100644
--- a/examples/device/audio_test/src/tusb_config.h
+++ b/examples/device/audio_test/src/tusb_config.h
@@ -117,7 +117,7 @@ extern "C" {
 #define CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX                            1                                       // Driver gets this info from the descriptors - we define it here to use it to setup the descriptors and to do calculations with it below - be aware: for different number of channels you need another descriptor!
 #define CFG_TUD_AUDIO_EP_SZ_IN                                        TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX)
 #define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX                             CFG_TUD_AUDIO_EP_SZ_IN
-#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ                          (TUD_OPT_HIGH_SPEED ? 8 : 1) * CFG_TUD_AUDIO_EP_SZ_IN // Example write FIFO every 1ms, so it should be 8 times larger for HS device
+#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ                          (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_EP_SZ_IN // Example write FIFO every 1ms, so it should be 8 times larger for HS device
 
 #ifdef __cplusplus
 }
diff --git a/examples/device/audio_test_freertos/CMakeLists.txt b/examples/device/audio_test_freertos/CMakeLists.txt
index eb22014fb..6ce9e72fe 100644
--- a/examples/device/audio_test_freertos/CMakeLists.txt
+++ b/examples/device/audio_test_freertos/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
@@ -19,7 +19,6 @@ add_executable(${PROJECT})
 
 # Example source
 target_sources(${PROJECT} PUBLIC
-  ${CMAKE_CURRENT_SOURCE_DIR}/src/freertos_hook.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
   )
diff --git a/examples/device/audio_test_freertos/CMakePresets.json b/examples/device/audio_test_freertos/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/audio_test_freertos/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/audio_test_freertos/Makefile b/examples/device/audio_test_freertos/Makefile
index df2cdef4e..bd625b345 100644
--- a/examples/device/audio_test_freertos/Makefile
+++ b/examples/device/audio_test_freertos/Makefile
@@ -1,38 +1,15 @@
+RTOS = freertos
 include ../../build_system/make/make.mk
 
-FREERTOS_SRC = lib/FreeRTOS-Kernel
-FREERTOS_PORTABLE_PATH = $(FREERTOS_SRC)/portable/$(if $(findstring iar,$(TOOLCHAIN)),IAR,GCC)
-
 INC += \
 	src \
-	src/FreeRTOSConfig \
 	$(TOP)/hw \
-	$(TOP)/$(FREERTOS_SRC)/include \
-	$(TOP)/$(FREERTOS_PORTABLE_SRC) \
 
 # Example source
 EXAMPLE_SOURCE = \
-	src/freertos_hook.c \
 	src/main.c \
 	src/usb_descriptors.c
 
 SRC_C += $(addprefix $(CURRENT_PATH)/, $(EXAMPLE_SOURCE))
 
-# FreeRTOS source, all files in port folder
-SRC_C += \
-	$(FREERTOS_SRC)/list.c \
-	$(FREERTOS_SRC)/queue.c \
-	$(FREERTOS_SRC)/tasks.c \
-	$(FREERTOS_SRC)/timers.c \
-	$(subst $(TOP)/,,$(wildcard $(TOP)/$(FREERTOS_PORTABLE_SRC)/*.c))
-
-SRC_S += \
-	$(subst $(TOP)/,,$(wildcard $(TOP)/$(FREERTOS_PORTABLE_SRC)/*.s))
-
-# Suppress FreeRTOS warnings
-CFLAGS += -Wno-error=cast-qual -Wno-error=redundant-decls
-
-# FreeRTOS (lto + Os) linker issue
-LDFLAGS += -Wl,--undefined=vTaskSwitchContext
-
 include ../../build_system/make/rules.mk
diff --git a/examples/device/audio_test_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h b/examples/device/audio_test_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h
deleted file mode 100644
index 869500ad2..000000000
--- a/examples/device/audio_test_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h
+++ /dev/null
@@ -1,191 +0,0 @@
-/*
- * FreeRTOS Kernel V10.0.0
- * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
- * the Software, and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software. If you wish to use our Amazon
- * FreeRTOS name, please do so in a fair use way that does not cause confusion.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * http://www.FreeRTOS.org
- * http://aws.amazon.com/freertos
- *
- * 1 tab == 4 spaces!
- */
-
-
-#ifndef FREERTOS_CONFIG_H
-#define FREERTOS_CONFIG_H
-
-/*-----------------------------------------------------------
- * Application specific definitions.
- *
- * These definitions should be adjusted for your particular hardware and
- * application requirements.
- *
- * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
- * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
- *
- * See http://www.freertos.org/a00110.html.
- *----------------------------------------------------------*/
-
-// skip if included from IAR assembler
-#ifndef __IASMARM__
-
-// Include MCU header
-#include "bsp/board_mcu.h"
-
-#if CFG_TUSB_MCU == OPT_MCU_ESP32S2 || CFG_TUSB_MCU == OPT_MCU_ESP32S3
-  #error "ESP32-Sx should use IDF's FreeRTOSConfig.h"
-#endif
-
-// TODO fix later
-#if CFG_TUSB_MCU == OPT_MCU_MM32F327X
-  extern u32 SystemCoreClock;
-#else
-  // FIXME cause redundant-decls warnings
-  extern uint32_t SystemCoreClock;
-#endif
-
-#endif
-
-/* Cortex M23/M33 port configuration. */
-#define configENABLE_MPU								        0
-#define configENABLE_FPU								        1
-#define configENABLE_TRUSTZONE					        0
-#define configMINIMAL_SECURE_STACK_SIZE					( 1024 )
-#define configRUN_FREERTOS_SECURE_ONLY          1
-
-#define configUSE_PREEMPTION                    1
-#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
-#define configCPU_CLOCK_HZ                      SystemCoreClock
-#define configTICK_RATE_HZ                      ( 1000 )
-#define configMAX_PRIORITIES                    ( 5 )
-#define configMINIMAL_STACK_SIZE                ( 128 )
-#define configTOTAL_HEAP_SIZE                   ( configSUPPORT_DYNAMIC_ALLOCATION*4*1024 )
-#define configMAX_TASK_NAME_LEN                 16
-#define configUSE_16_BIT_TICKS                  0
-#define configIDLE_SHOULD_YIELD                 1
-#define configUSE_MUTEXES                       1
-#define configUSE_RECURSIVE_MUTEXES             1
-#define configUSE_COUNTING_SEMAPHORES           1
-#define configQUEUE_REGISTRY_SIZE               4
-#define configUSE_QUEUE_SETS                    0
-#define configUSE_TIME_SLICING                  0
-#define configUSE_NEWLIB_REENTRANT              0
-#define configENABLE_BACKWARD_COMPATIBILITY     1
-#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP   0
-
-#define configSUPPORT_STATIC_ALLOCATION         1
-#define configSUPPORT_DYNAMIC_ALLOCATION        0
-
-/* Hook function related definitions. */
-#define configUSE_IDLE_HOOK                    0
-#define configUSE_TICK_HOOK                    0
-#define configUSE_MALLOC_FAILED_HOOK           0 // cause nested extern warning
-#define configCHECK_FOR_STACK_OVERFLOW         2
-#define configCHECK_HANDLER_INSTALLATION       0
-
-/* Run time and task stats gathering related definitions. */
-#define configGENERATE_RUN_TIME_STATS          0
-#define configUSE_TRACE_FACILITY               1 // legacy trace
-#define configUSE_STATS_FORMATTING_FUNCTIONS   0
-
-/* Co-routine definitions. */
-#define configUSE_CO_ROUTINES                  0
-#define configMAX_CO_ROUTINE_PRIORITIES        2
-
-/* Software timer related definitions. */
-#define configUSE_TIMERS                       1
-#define configTIMER_TASK_PRIORITY              (configMAX_PRIORITIES-2)
-#define configTIMER_QUEUE_LENGTH               32
-#define configTIMER_TASK_STACK_DEPTH           configMINIMAL_STACK_SIZE
-
-/* Optional functions - most linkers will remove unused functions anyway. */
-#define INCLUDE_vTaskPrioritySet               0
-#define INCLUDE_uxTaskPriorityGet              0
-#define INCLUDE_vTaskDelete                    0
-#define INCLUDE_vTaskSuspend                   1 // required for queue, semaphore, mutex to be blocked indefinitely with portMAX_DELAY
-#define INCLUDE_xResumeFromISR                 0
-#define INCLUDE_vTaskDelayUntil                1
-#define INCLUDE_vTaskDelay                     1
-#define INCLUDE_xTaskGetSchedulerState         0
-#define INCLUDE_xTaskGetCurrentTaskHandle      0
-#define INCLUDE_uxTaskGetStackHighWaterMark    0
-#define INCLUDE_xTaskGetIdleTaskHandle         0
-#define INCLUDE_xTimerGetTimerDaemonTaskHandle 0
-#define INCLUDE_pcTaskGetTaskName              0
-#define INCLUDE_eTaskGetState                  0
-#define INCLUDE_xEventGroupSetBitFromISR       0
-#define INCLUDE_xTimerPendFunctionCall         0
-
-#ifdef __RX__
-/* Renesas RX series */
-#define vSoftwareInterruptISR					        INT_Excep_ICU_SWINT
-#define vTickISR								              INT_Excep_CMT0_CMI0
-#define configPERIPHERAL_CLOCK_HZ				      (configCPU_CLOCK_HZ/2)
-#define configKERNEL_INTERRUPT_PRIORITY			  1
-#define configMAX_SYSCALL_INTERRUPT_PRIORITY	4
-
-#else
-
-/* FreeRTOS hooks to NVIC vectors */
-#define xPortPendSVHandler    PendSV_Handler
-#define xPortSysTickHandler   SysTick_Handler
-#define vPortSVCHandler       SVC_Handler
-
-//--------------------------------------------------------------------+
-// Interrupt nesting behavior configuration.
-//--------------------------------------------------------------------+
-#if defined(__NVIC_PRIO_BITS)
-  // For Cortex-M specific: __NVIC_PRIO_BITS is defined in core_cmx.h
-	#define configPRIO_BITS       __NVIC_PRIO_BITS
-
-#elif defined(__ECLIC_INTCTLBITS)
-  // RISC-V Bumblebee core from nuclei
-  #define configPRIO_BITS       __ECLIC_INTCTLBITS
-
-#elif defined(__IASMARM__)
-  // FIXME: IAR Assembler cannot include mcu header directly to get __NVIC_PRIO_BITS.
-  // Therefore we will hard coded it to minimum value of 2 to get pass ci build.
-  // IAR user must update this to correct value of the target MCU
-  #message "configPRIO_BITS is hard coded to 2 to pass IAR build only. User should update it per MCU"
-  #define configPRIO_BITS       2
-
-#else
-  #error "FreeRTOS configPRIO_BITS to be defined"
-#endif
-
-/* The lowest interrupt priority that can be used in a call to a "set priority" function. */
-#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY			  ((1<<configPRIO_BITS) - 1)
-
-/* The highest interrupt priority that can be used by any interrupt service
-routine that makes calls to interrupt safe FreeRTOS API functions.  DO NOT CALL
-INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
-PRIORITY THAN THIS! (higher priorities are lower numeric values. */
-#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY	2
-
-/* Interrupt priorities used by the kernel port layer itself.  These are generic
-to all Cortex-M ports, and do not rely on any particular library functions. */
-#define configKERNEL_INTERRUPT_PRIORITY 		          ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
-
-/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
-See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
-#define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
-
-#endif
-
-#endif /* __FREERTOS_CONFIG__H */
diff --git a/examples/device/audio_test_freertos/src/freertos_hook.c b/examples/device/audio_test_freertos/src/freertos_hook.c
deleted file mode 100644
index 4920e3fae..000000000
--- a/examples/device/audio_test_freertos/src/freertos_hook.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2019 Ha Thach (tinyusb.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- */
-
-//--------------------------------------------------------------------+
-// INCLUDE
-//--------------------------------------------------------------------+
-#include "FreeRTOS.h"
-#include "task.h"
-#include "common/tusb_common.h"
-
-
-void vApplicationMallocFailedHook(void)
-{
-  taskDISABLE_INTERRUPTS();
-  TU_ASSERT(false, );
-}
-
-void vApplicationStackOverflowHook(xTaskHandle pxTask, char *pcTaskName)
-{
-  (void) pxTask;
-  (void) pcTaskName;
-
-  taskDISABLE_INTERRUPTS();
-  TU_ASSERT(false, );
-}
-
-/* configSUPPORT_STATIC_ALLOCATION is set to 1, so the application must provide an
- * implementation of vApplicationGetIdleTaskMemory() to provide the memory that is
- * used by the Idle task. */
-void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize )
-{
-  /* If the buffers to be provided to the Idle task are declared inside this
-   * function then they must be declared static - otherwise they will be allocated on
-   * the stack and so not exists after this function exits. */
-  static StaticTask_t xIdleTaskTCB;
-  static StackType_t uxIdleTaskStack[ configMINIMAL_STACK_SIZE ];
-
-  /* Pass out a pointer to the StaticTask_t structure in which the Idle task's
-    state will be stored. */
-  *ppxIdleTaskTCBBuffer = &xIdleTaskTCB;
-
-  /* Pass out the array that will be used as the Idle task's stack. */
-  *ppxIdleTaskStackBuffer = uxIdleTaskStack;
-
-  /* Pass out the size of the array pointed to by *ppxIdleTaskStackBuffer.
-    Note that, as the array is necessarily of type StackType_t,
-    configMINIMAL_STACK_SIZE is specified in words, not bytes. */
-  *pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
-}
-
-/* configSUPPORT_STATIC_ALLOCATION and configUSE_TIMERS are both set to 1, so the
- * application must provide an implementation of vApplicationGetTimerTaskMemory()
- * to provide the memory that is used by the Timer service task. */
-void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer, StackType_t **ppxTimerTaskStackBuffer, uint32_t *pulTimerTaskStackSize )
-{
-  /* If the buffers to be provided to the Timer task are declared inside this
-   * function then they must be declared static - otherwise they will be allocated on
-   * the stack and so not exists after this function exits. */
-  static StaticTask_t xTimerTaskTCB;
-  static StackType_t uxTimerTaskStack[ configTIMER_TASK_STACK_DEPTH ];
-
-  /* Pass out a pointer to the StaticTask_t structure in which the Timer
-    task's state will be stored. */
-  *ppxTimerTaskTCBBuffer = &xTimerTaskTCB;
-
-  /* Pass out the array that will be used as the Timer task's stack. */
-  *ppxTimerTaskStackBuffer = uxTimerTaskStack;
-
-  /* Pass out the size of the array pointed to by *ppxTimerTaskStackBuffer.
-    Note that, as the array is necessarily of type StackType_t,
-    configTIMER_TASK_STACK_DEPTH is specified in words, not bytes. */
-  *pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
-}
-
-#if CFG_TUSB_MCU == OPT_MCU_RX63X | CFG_TUSB_MCU == OPT_MCU_RX65X
-#include "iodefine.h"
-void vApplicationSetupTimerInterrupt(void)
-{
-  /* Enable CMT0 */
-  unsigned short oldPRCR = SYSTEM.PRCR.WORD;
-  SYSTEM.PRCR.WORD = (0xA5u<<8) | TU_BIT(1);
-  MSTP(CMT0)       = 0;
-  SYSTEM.PRCR.WORD = (0xA5u<<8) | oldPRCR;
-
-  CMT0.CMCNT      = 0;
-  CMT0.CMCOR      = (unsigned short)(((configPERIPHERAL_CLOCK_HZ/configTICK_RATE_HZ)-1)/128);
-  CMT0.CMCR.WORD  = TU_BIT(6) | 2;
-  IR(CMT0, CMI0)  = 0;
-  IPR(CMT0, CMI0) = configKERNEL_INTERRUPT_PRIORITY;
-  IEN(CMT0, CMI0) = 1;
-  CMT.CMSTR0.BIT.STR0 = 1;
-}
-#endif
diff --git a/examples/device/audio_test_freertos/src/main.c b/examples/device/audio_test_freertos/src/main.c
index 4e2264b5d..b1119c888 100644
--- a/examples/device/audio_test_freertos/src/main.c
+++ b/examples/device/audio_test_freertos/src/main.c
@@ -31,36 +31,37 @@
  * $ python3 plot_audio_samples.py
  */
 
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 
 #include "bsp/board_api.h"
 #include "tusb.h"
 
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
   // ESP-IDF need "freertos/" prefix in include path.
   // CFG_TUSB_OS_INC_PATH should be defined accordingly.
   #include "freertos/FreeRTOS.h"
-  #include "freertos/semphr.h"
   #include "freertos/queue.h"
+  #include "freertos/semphr.h"
   #include "freertos/task.h"
   #include "freertos/timers.h"
 
-  #define USBD_STACK_SIZE     4096
+  #define USBD_STACK_SIZE 4096
 #else
 
   #include "FreeRTOS.h"
-  #include "semphr.h"
   #include "queue.h"
+  #include "semphr.h"
   #include "task.h"
   #include "timers.h"
 
   // Increase stack size when debug log is enabled
-  #define USBD_STACK_SIZE    (4*configMINIMAL_STACK_SIZE/2) * (CFG_TUSB_DEBUG ? 2 : 1)
+  #define USBD_STACK_SIZE (4 * configMINIMAL_STACK_SIZE / 2) * (CFG_TUSB_DEBUG ? 2 : 1)
 #endif
 
-#define BLINKY_STACK_SIZE   configMINIMAL_STACK_SIZE
+#define BLINKY_STACK_SIZE configMINIMAL_STACK_SIZE
+#define AUDIO_STACK_SIZE configMINIMAL_STACK_SIZE
 
 //--------------------------------------------------------------------+
 // MACRO CONSTANT TYPEDEF PROTYPES
@@ -71,7 +72,7 @@
  * - 1000 ms : device mounted
  * - 2500 ms : device is suspended
  */
-enum  {
+enum {
   BLINK_NOT_MOUNTED = 250,
   BLINK_MOUNTED = 1000,
   BLINK_SUSPENDED = 2500,
@@ -82,34 +83,36 @@ enum  {
 StackType_t blinky_stack[BLINKY_STACK_SIZE];
 StaticTask_t blinky_taskdef;
 
-StackType_t  usb_device_stack[USBD_STACK_SIZE];
+StackType_t usb_device_stack[USBD_STACK_SIZE];
 StaticTask_t usb_device_taskdef;
+
+StackType_t audio_stack[AUDIO_STACK_SIZE];
+StaticTask_t audio_taskdef;
 #endif
 
 static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
 
 // Audio controls
 // Current states
-bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; 				          // +1 for master channel 0
-uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; 					// +1 for master channel 0
+bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];      // +1 for master channel 0
+uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// +1 for master channel 0
 uint32_t sampFreq;
 uint8_t clkValid;
 
 // Range states
-audio_control_range_2_n_t(1) volumeRng[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX+1]; 			// Volume range state
-audio_control_range_4_n_t(1) sampleFreqRng; 						// Sample frequency range state
+audio_control_range_2_n_t(1) volumeRng[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// Volume range state
+audio_control_range_4_n_t(1) sampleFreqRng;                                    // Sample frequency range state
 
 // Audio test data
-uint16_t test_buffer_audio[(CFG_TUD_AUDIO_EP_SZ_IN - 2) / 2];
+uint16_t test_buffer_audio[CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE / 1000 * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX / 2];
 uint16_t startVal = 0;
 
-void led_blinking_task(void* param);
-void usb_device_task(void* param);
-void audio_task(void);
+void led_blinking_task(void *param);
+void usb_device_task(void *param);
+void audio_isr_task(void *param);
 
 /*------------- MAIN -------------*/
-int main(void)
-{
+int main(void) {
   board_init();
 
   // Init values
@@ -126,40 +129,42 @@ int main(void)
   xTaskCreateStatic(led_blinking_task, "blinky", BLINKY_STACK_SIZE, NULL, 1, blinky_stack, &blinky_taskdef);
 
   // Create a task for tinyusb device stack
-  xTaskCreateStatic(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES-1, usb_device_stack, &usb_device_taskdef);
+  xTaskCreateStatic(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, usb_device_stack, &usb_device_taskdef);
+
+  // Audio receive (I2S) ISR simulation
+  // To simulate a ISR the priority is set to the highest
+  xTaskCreateStatic(audio_isr_task, "audio", AUDIO_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, audio_stack, &audio_taskdef);
 #else
   xTaskCreate(led_blinking_task, "blinky", BLINKY_STACK_SIZE, NULL, 1, NULL);
   xTaskCreate(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, NULL);
+  xTaskCreate(audio_isr_task, "audio", AUDIO_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, NULL);
 #endif
 
-  // skip starting scheduler (and return) for ESP32-S2 or ESP32-S3
-  #if !TU_CHECK_MCU(OPT_MCU_ESP32S2, OPT_MCU_ESP32S3)
+  // only start scheduler for non-espressif mcu
+  #ifndef ESP_PLATFORM
     vTaskStartScheduler();
   #endif
 
   return 0;
 }
 
-#if TU_CHECK_MCU(OPT_MCU_ESP32S2, OPT_MCU_ESP32S3)
-void app_main(void)
-{
+#ifdef ESP_PLATFORM
+void app_main(void) {
   main();
 }
 #endif
 
 // USB Device Driver task
 // This top level thread process all usb events and invoke callbacks
-void usb_device_task(void* param)
-{
+void usb_device_task(void *param) {
   (void) param;
 
   // init device stack on configured roothub port
   // This should be called after scheduler/kernel is started.
   // Otherwise it could cause kernel issue since USB IRQ handler does use RTOS queue API.
   tusb_rhport_init_t dev_init = {
-    .role = TUSB_ROLE_DEVICE,
-    .speed = TUSB_SPEED_AUTO
-  };
+      .role = TUSB_ROLE_DEVICE,
+      .speed = TUSB_SPEED_AUTO};
   tusb_init(BOARD_TUD_RHPORT, &dev_init);
 
   if (board_init_after_tusb) {
@@ -167,8 +172,7 @@ void usb_device_task(void* param)
   }
 
   // RTOS forever loop
-  while (1)
-  {
+  while (1) {
     // tinyusb device task
     tud_task();
   }
@@ -205,10 +209,18 @@ void tud_resume_cb(void) {
 // AUDIO Task
 //--------------------------------------------------------------------+
 
-void audio_task(void)
-{
-  // Yet to be filled - e.g. put meas data into TX FIFOs etc.
-  // asm("nop");
+// This task simulates an audio receive ISR, one frame is received every 1ms.
+// We assume that the audio data is read from an I2S buffer.
+// In a real application, this would be replaced with actual I2S receive callback.
+void audio_isr_task(void *param) {
+  (void) param;
+  while (1) {
+    vTaskDelay(1);
+    for (size_t cnt = 0; cnt < sizeof(test_buffer_audio) / 2; cnt++) {
+      test_buffer_audio[cnt] = startVal++;
+    }
+    tud_audio_write((uint8_t *) test_buffer_audio, sizeof(test_buffer_audio));
+  }
 }
 
 //--------------------------------------------------------------------+
@@ -216,8 +228,7 @@ void audio_task(void)
 //--------------------------------------------------------------------+
 
 // Invoked when audio class specific set request received for an EP
-bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
   (void) pBuff;
 
@@ -229,14 +240,15 @@ bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_re
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t ep = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) ep;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) ep;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific set request received for an interface
-bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
   (void) pBuff;
 
@@ -248,14 +260,15 @@ bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_r
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t itf = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) itf;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) itf;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific set request received for an entity
-bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -270,40 +283,36 @@ bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   TU_VERIFY(p_request->bRequest == AUDIO_CS_REQ_CUR);
 
   // If request is for our feature unit
-  if ( entityID == 2 )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 2) {
+    switch (ctrlSel) {
       case AUDIO_FU_CTRL_MUTE:
         // Request uses format layout 1
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_1_t));
 
-        mute[channelNum] = ((audio_control_cur_1_t*) pBuff)->bCur;
+        mute[channelNum] = ((audio_control_cur_1_t *) pBuff)->bCur;
 
-        TU_LOG2("    Set Mute: %d of channel: %u\r\n", mute[channelNum], channelNum);
-      return true;
+        TU_LOG1("    Set Mute: %d of channel: %u\r\n", mute[channelNum], channelNum);
+        return true;
 
       case AUDIO_FU_CTRL_VOLUME:
         // Request uses format layout 2
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_2_t));
 
-        volume[channelNum] = (uint16_t) ((audio_control_cur_2_t*) pBuff)->bCur;
-
-        TU_LOG2("    Set Volume: %d dB of channel: %u\r\n", volume[channelNum], channelNum);
-      return true;
+        volume[channelNum] = (uint16_t) ((audio_control_cur_2_t *) pBuff)->bCur;
+        TU_LOG1("    Set Volume: %d dB of channel: %u\r\n", volume[channelNum], channelNum);
+        return true;
 
         // Unknown/Unsupported control
       default:
         TU_BREAKPOINT();
-      return false;
+        return false;
     }
   }
-  return false;    // Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an EP
-bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -311,14 +320,15 @@ bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_re
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t ep = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) ep;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) ep;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an interface
-bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -326,14 +336,15 @@ bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_r
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t itf = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) itf;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) itf;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an entity
-bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -343,12 +354,9 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   uint8_t entityID = TU_U16_HIGH(p_request->wIndex);
 
   // Input terminal (Microphone input)
-  if (entityID == 1)
-  {
-    switch ( ctrlSel )
-    {
-      case AUDIO_TE_CTRL_CONNECTOR:
-      {
+  if (entityID == 1) {
+    switch (ctrlSel) {
+      case AUDIO_TE_CTRL_CONNECTOR: {
         // The terminal connector control only has a get request with only the CUR attribute.
         audio_desc_channel_cluster_t ret;
 
@@ -357,11 +365,10 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
         ret.bmChannelConfig = (audio_channel_config_t) 0;
         ret.iChannelNames = 0;
 
-        TU_LOG2("    Get terminal connector\r\n");
+        TU_LOG1("    Get terminal connector\r\n");
 
-        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void*) &ret, sizeof(ret));
-      }
-      break;
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void *) &ret, sizeof(ret));
+      } break;
 
         // Unknown/Unsupported control selector
       default:
@@ -371,43 +378,40 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   // Feature unit
-  if (entityID == 2)
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 2) {
+    switch (ctrlSel) {
       case AUDIO_FU_CTRL_MUTE:
         // Audio control mute cur parameter block consists of only one byte - we thus can send it right away
         // There does not exist a range parameter block for mute
-        TU_LOG2("    Get Mute of channel: %u\r\n", channelNum);
-        return tud_control_xfer(rhport, p_request, &mute[channelNum], 1);
+        TU_LOG1("    Get Mute of channel: %u\r\n", channelNum);
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &mute[channelNum], 1);
 
       case AUDIO_FU_CTRL_VOLUME:
-        switch ( p_request->bRequest )
-        {
+        switch (p_request->bRequest) {
           case AUDIO_CS_REQ_CUR:
-            TU_LOG2("    Get Volume of channel: %u\r\n", channelNum);
-            return tud_control_xfer(rhport, p_request, &volume[channelNum], sizeof(volume[channelNum]));
+            TU_LOG1("    Get Volume of channel: %u\r\n", channelNum);
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &volume[channelNum], sizeof(volume[channelNum]));
 
           case AUDIO_CS_REQ_RANGE:
-            TU_LOG2("    Get Volume range of channel: %u\r\n", channelNum);
+            TU_LOG1("    Get Volume range of channel: %u\r\n", channelNum);
 
             // Copy values - only for testing - better is version below
             audio_control_range_2_n_t(1)
-            ret;
+                ret;
 
             ret.wNumSubRanges = 1;
-            ret.subrange[0].bMin = -90;    // -90 dB
-            ret.subrange[0].bMax = 90;		// +90 dB
-            ret.subrange[0].bRes = 1; 		// 1 dB steps
+            ret.subrange[0].bMin = -90;// -90 dB
+            ret.subrange[0].bMax = 90; // +90 dB
+            ret.subrange[0].bRes = 1;  // 1 dB steps
 
-            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void*) &ret, sizeof(ret));
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void *) &ret, sizeof(ret));
 
             // Unknown/Unsupported control
           default:
             TU_BREAKPOINT();
             return false;
         }
-      break;
+        break;
 
         // Unknown/Unsupported control
       default:
@@ -417,33 +421,30 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   // Clock Source unit
-  if ( entityID == 4 )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == 4) {
+    switch (ctrlSel) {
       case AUDIO_CS_CTRL_SAM_FREQ:
         // channelNum is always zero in this case
-        switch ( p_request->bRequest )
-        {
+        switch (p_request->bRequest) {
           case AUDIO_CS_REQ_CUR:
-            TU_LOG2("    Get Sample Freq.\r\n");
-            return tud_control_xfer(rhport, p_request, &sampFreq, sizeof(sampFreq));
+            TU_LOG1("    Get Sample Freq.\r\n");
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &sampFreq, sizeof(sampFreq));
 
           case AUDIO_CS_REQ_RANGE:
-            TU_LOG2("    Get Sample Freq. range\r\n");
-            return tud_control_xfer(rhport, p_request, &sampleFreqRng, sizeof(sampleFreqRng));
+            TU_LOG1("    Get Sample Freq. range\r\n");
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &sampleFreqRng, sizeof(sampleFreqRng));
 
-           // Unknown/Unsupported control
+            // Unknown/Unsupported control
           default:
             TU_BREAKPOINT();
             return false;
         }
-      break;
+        break;
 
       case AUDIO_CS_CTRL_CLK_VALID:
         // Only cur attribute exists for this request
-        TU_LOG2("    Get Sample Freq. valid\r\n");
-        return tud_control_xfer(rhport, p_request, &clkValid, sizeof(clkValid));
+        TU_LOG1("    Get Sample Freq. valid\r\n");
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &clkValid, sizeof(clkValid));
 
       // Unknown/Unsupported control
       default:
@@ -452,40 +453,11 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
     }
   }
 
-  TU_LOG2("  Unsupported entity: %d\r\n", entityID);
-  return false; 	// Yet not implemented
-}
-
-bool tud_audio_tx_done_pre_load_cb(uint8_t rhport, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void) rhport;
-  (void) itf;
-  (void) ep_in;
-  (void) cur_alt_setting;
-
-  tud_audio_write ((uint8_t *)test_buffer_audio, CFG_TUD_AUDIO_EP_SZ_IN - 2);
-
-  return true;
-}
-
-bool tud_audio_tx_done_post_load_cb(uint8_t rhport, uint16_t n_bytes_copied, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void) rhport;
-  (void) n_bytes_copied;
-  (void) itf;
-  (void) ep_in;
-  (void) cur_alt_setting;
-
-  for (size_t cnt = 0; cnt < (CFG_TUD_AUDIO_EP_SZ_IN - 2) / 2; cnt++)
-  {
-    test_buffer_audio[cnt] = startVal++;
-  }
-
-  return true;
+  TU_LOG1("  Unsupported entity: %d\r\n", entityID);
+  return false;// Yet not implemented
 }
 
-bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
   (void) p_request;
   startVal = 0;
@@ -496,7 +468,7 @@ bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const
 //--------------------------------------------------------------------+
 // BLINKING TASK
 //--------------------------------------------------------------------+
-void led_blinking_task(void* param) {
+void led_blinking_task(void *param) {
   (void) param;
   static uint32_t start_ms = 0;
   static bool led_state = false;
@@ -507,6 +479,6 @@ void led_blinking_task(void* param) {
     start_ms += blink_interval_ms;
 
     board_led_write(led_state);
-    led_state = 1 - led_state; // toggle
+    led_state = 1 - led_state;// toggle
   }
 }
diff --git a/examples/device/audio_test_freertos/src/plot_audio_samples.py b/examples/device/audio_test_freertos/src/plot_audio_samples.py
index 46738eb3f..b6d8e824b 100755
--- a/examples/device/audio_test_freertos/src/plot_audio_samples.py
+++ b/examples/device/audio_test_freertos/src/plot_audio_samples.py
@@ -11,11 +11,11 @@ if __name__ == '__main__':
     # print(sd.query_devices())
 
     fs = 48000           # Sample rate
-    duration = 1000e-3    # Duration of recording
+    duration = 3    # Duration of recording
 
     if platform.system() == 'Windows':
         # MME is needed since there are more than one MicNode device APIs (at least in Windows)
-        device = 'Microphone (MicNode) MME'
+        device = 'Microphone (MicNode), Windows WASAPI'
     elif platform.system() == 'Darwin':
         device = 'MicNode'
     else:
diff --git a/examples/device/audio_test_freertos/src/tusb_config.h b/examples/device/audio_test_freertos/src/tusb_config.h
index 8b376a4c3..b708e2541 100644
--- a/examples/device/audio_test_freertos/src/tusb_config.h
+++ b/examples/device/audio_test_freertos/src/tusb_config.h
@@ -59,7 +59,7 @@ extern "C" {
 #endif
 
 // Espressif IDF requires "freertos/" prefix in include path
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
 #define CFG_TUSB_OS_INC_PATH  freertos/
 #endif
 
@@ -123,7 +123,7 @@ extern "C" {
 #define CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX                            1                                       // Driver gets this info from the descriptors - we define it here to use it to setup the descriptors and to do calculations with it below - be aware: for different number of channels you need another descriptor!
 #define CFG_TUD_AUDIO_EP_SZ_IN                                        TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX)
 #define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX                             CFG_TUD_AUDIO_EP_SZ_IN
-#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ                          (TUD_OPT_HIGH_SPEED ? 8 : 1) * CFG_TUD_AUDIO_EP_SZ_IN // Example write FIFO every 1ms, so it should be 8 times larger for HS device
+#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ                          (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_EP_SZ_IN // Example write FIFO every 1ms, so it should be 8 times larger for HS device
 
 #ifdef __cplusplus
 }
diff --git a/examples/device/audio_test_multi_rate/CMakeLists.txt b/examples/device/audio_test_multi_rate/CMakeLists.txt
index f61e1b640..6a7e68c3d 100644
--- a/examples/device/audio_test_multi_rate/CMakeLists.txt
+++ b/examples/device/audio_test_multi_rate/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/audio_test_multi_rate/CMakePresets.json b/examples/device/audio_test_multi_rate/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/audio_test_multi_rate/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/audio_test_multi_rate/src/main.c b/examples/device/audio_test_multi_rate/src/main.c
index f9dcd1b8a..704a75b09 100644
--- a/examples/device/audio_test_multi_rate/src/main.c
+++ b/examples/device/audio_test_multi_rate/src/main.c
@@ -32,8 +32,8 @@
  * $ python3 plot_audio_samples.py
  */
 
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 
 #include "bsp/board_api.h"
@@ -49,7 +49,7 @@
  * - 1000 ms : device mounted
  * - 2500 ms : device is suspended
  */
-enum  {
+enum {
   BLINK_NOT_MOUNTED = 250,
   BLINK_MOUNTED = 1000,
   BLINK_SUSPENDED = 2500,
@@ -59,8 +59,8 @@ static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
 
 // Audio controls
 // Current states
-bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; 				          // +1 for master channel 0
-uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; 					// +1 for master channel 0
+bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];      // +1 for master channel 0
+uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// +1 for master channel 0
 uint32_t sampFreq;
 uint8_t bytesPerSample;
 uint8_t clkValid;
@@ -68,39 +68,36 @@ uint8_t clkValid;
 // Range states
 // List of supported sample rates
 static const uint32_t sampleRatesList[] =
-{
-    32000, 48000, 96000
-};
+    {
+        32000, 48000, 96000};
 
-#define N_sampleRates  TU_ARRAY_SIZE(sampleRatesList)
+#define N_sampleRates TU_ARRAY_SIZE(sampleRatesList)
 
 // Bytes per format of every Alt settings
 static const uint8_t bytesPerSampleAltList[CFG_TUD_AUDIO_FUNC_1_N_FORMATS] =
-{
-    CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX,
-    CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX,
+    {
+        CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX,
+        CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX,
 };
 
-audio_control_range_2_n_t(1) volumeRng[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX+1]; 			// Volume range state
+audio_control_range_2_n_t(1) volumeRng[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// Volume range state
 
 
 // Audio test data
-CFG_TUSB_MEM_ALIGN uint8_t test_buffer_audio[CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX];
+CFG_TUD_MEM_ALIGN uint8_t test_buffer_audio[(TUD_OPT_HIGH_SPEED ? 8 : 1) * CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX];
 uint16_t startVal = 0;
 
 void led_blinking_task(void);
 void audio_task(void);
 
 /*------------- MAIN -------------*/
-int main(void)
-{
+int main(void) {
   board_init();
 
   // init device stack on configured roothub port
   tusb_rhport_init_t dev_init = {
-    .role = TUSB_ROLE_DEVICE,
-    .speed = TUSB_SPEED_AUTO
-  };
+      .role = TUSB_ROLE_DEVICE,
+      .speed = TUSB_SPEED_AUTO};
   tusb_init(BOARD_TUD_RHPORT, &dev_init);
 
   if (board_init_after_tusb) {
@@ -111,9 +108,8 @@ int main(void)
   sampFreq = sampleRatesList[0];
   clkValid = 1;
 
-  while (1)
-  {
-    tud_task(); // tinyusb device task
+  while (1) {
+    tud_task();// tinyusb device task
     led_blinking_task();
     audio_task();
   }
@@ -127,29 +123,25 @@ int main(void)
 //--------------------------------------------------------------------+
 
 // Invoked when device is mounted
-void tud_mount_cb(void)
-{
+void tud_mount_cb(void) {
   blink_interval_ms = BLINK_MOUNTED;
 }
 
 // Invoked when device is unmounted
-void tud_umount_cb(void)
-{
+void tud_umount_cb(void) {
   blink_interval_ms = BLINK_NOT_MOUNTED;
 }
 
 // Invoked when usb bus is suspended
 // remote_wakeup_en : if host allow us  to perform remote wakeup
 // Within 7ms, device must draw an average of current less than 2.5 mA from bus
-void tud_suspend_cb(bool remote_wakeup_en)
-{
+void tud_suspend_cb(bool remote_wakeup_en) {
   (void) remote_wakeup_en;
   blink_interval_ms = BLINK_SUSPENDED;
 }
 
 // Invoked when usb bus is resumed
-void tud_resume_cb(void)
-{
+void tud_resume_cb(void) {
   blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED;
 }
 
@@ -157,10 +149,29 @@ void tud_resume_cb(void)
 // AUDIO Task
 //--------------------------------------------------------------------+
 
-void audio_task(void)
-{
-  // Yet to be filled - e.g. put meas data into TX FIFOs etc.
-  // asm("nop");
+// This task simulates an audio receive callback, one frame is received every 1ms.
+// We assume that the audio data is read from an I2S buffer.
+// In a real application, this would be replaced with actual I2S receive callback.
+void audio_task(void) {
+  static uint32_t start_ms = 0;
+  uint32_t curr_ms = board_millis();
+  if (start_ms == curr_ms) return;// not enough time
+  start_ms = curr_ms;
+  // 16bit
+  if (bytesPerSample == 2) {
+    uint16_t *pData_16 = (uint16_t *) ((void *) test_buffer_audio);
+    for (size_t cnt = 0; cnt < sampFreq / 1000; cnt++) {
+      pData_16[cnt] = startVal++;
+    }
+  }
+  // 24bit in 32bit slot
+  else if (bytesPerSample == 4) {
+    uint32_t *pData_32 = (uint32_t *) ((void *) test_buffer_audio);
+    for (size_t cnt = 0; cnt < sampFreq / 1000; cnt++) {
+      pData_32[cnt] = (uint32_t) startVal++ << 16U;
+    }
+  }
+  tud_audio_write((uint8_t *) test_buffer_audio, (uint16_t) (sampFreq / 1000 * bytesPerSample));
 }
 
 //--------------------------------------------------------------------+
@@ -168,23 +179,20 @@ void audio_task(void)
 //--------------------------------------------------------------------+
 
 // Invoked when set interface is called, typically on start/stop streaming or format change
-bool tud_audio_set_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
-  (void)rhport;
+bool tud_audio_set_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
+  (void) rhport;
   //uint8_t const itf = tu_u16_low(tu_le16toh(p_request->wIndex));
   uint8_t const alt = tu_u16_low(tu_le16toh(p_request->wValue));
 
   // Clear buffer when streaming format is changed
-  if(alt != 0)
-  {
-    bytesPerSample = bytesPerSampleAltList[alt-1];
+  if (alt != 0) {
+    bytesPerSample = bytesPerSampleAltList[alt - 1];
   }
   return true;
 }
 
 // Invoked when audio class specific set request received for an EP
-bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
   (void) pBuff;
 
@@ -196,14 +204,15 @@ bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_re
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t ep = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) ep;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) ep;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific set request received for an interface
-bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
   (void) pBuff;
 
@@ -215,14 +224,15 @@ bool tud_audio_set_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_r
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t itf = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) itf;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) itf;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific set request received for an entity
-bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const * p_request, uint8_t *pBuff)
-{
+bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -237,49 +247,45 @@ bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   TU_VERIFY(p_request->bRequest == AUDIO_CS_REQ_CUR);
 
   // If request is for our feature unit
-  if ( entityID == UAC2_ENTITY_FEATURE_UNIT )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == UAC2_ENTITY_FEATURE_UNIT) {
+    switch (ctrlSel) {
       case AUDIO_FU_CTRL_MUTE:
         // Request uses format layout 1
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_1_t));
 
-        mute[channelNum] = ((audio_control_cur_1_t*) pBuff)->bCur;
+        mute[channelNum] = ((audio_control_cur_1_t *) pBuff)->bCur;
 
         TU_LOG2("    Set Mute: %d of channel: %u\r\n", mute[channelNum], channelNum);
-      return true;
+        return true;
 
       case AUDIO_FU_CTRL_VOLUME:
         // Request uses format layout 2
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_2_t));
 
-        volume[channelNum] = (uint16_t) ((audio_control_cur_2_t*) pBuff)->bCur;
+        volume[channelNum] = (uint16_t) ((audio_control_cur_2_t *) pBuff)->bCur;
 
         TU_LOG2("    Set Volume: %d dB of channel: %u\r\n", volume[channelNum], channelNum);
-      return true;
+        return true;
 
         // Unknown/Unsupported control
       default:
         TU_BREAKPOINT();
-      return false;
+        return false;
     }
   }
 
   // Clock Source unit
-  if ( entityID == UAC2_ENTITY_CLOCK )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == UAC2_ENTITY_CLOCK) {
+    switch (ctrlSel) {
       case AUDIO_CS_CTRL_SAM_FREQ:
         TU_VERIFY(p_request->wLength == sizeof(audio_control_cur_4_t));
 
-        sampFreq = (uint32_t)((audio_control_cur_4_t *)pBuff)->bCur;
+        sampFreq = (uint32_t) ((audio_control_cur_4_t *) pBuff)->bCur;
 
         TU_LOG2("Clock set current freq: %" PRIu32 "\r\n", sampFreq);
 
         return true;
-      break;
+        break;
 
       // Unknown/Unsupported control
       default:
@@ -288,12 +294,11 @@ bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
     }
   }
 
-  return false;    // Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an EP
-bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -301,16 +306,17 @@ bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const * p_re
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t ep = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) ep;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) ep;
 
   //	return tud_control_xfer(rhport, p_request, &tmp, 1);
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an interface
-bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -318,14 +324,15 @@ bool tud_audio_get_req_itf_cb(uint8_t rhport, tusb_control_request_t const * p_r
   uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue);
   uint8_t itf = TU_U16_LOW(p_request->wIndex);
 
-  (void) channelNum; (void) ctrlSel; (void) itf;
+  (void) channelNum;
+  (void) ctrlSel;
+  (void) itf;
 
-  return false; 	// Yet not implemented
+  return false;// Yet not implemented
 }
 
 // Invoked when audio class specific get request received for an entity
-bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
 
   // Page 91 in UAC2 specification
@@ -335,12 +342,9 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   uint8_t entityID = TU_U16_HIGH(p_request->wIndex);
 
   // Input terminal (Microphone input)
-  if (entityID == UAC2_ENTITY_INPUT_TERMINAL)
-  {
-    switch ( ctrlSel )
-    {
-      case AUDIO_TE_CTRL_CONNECTOR:
-      {
+  if (entityID == UAC2_ENTITY_INPUT_TERMINAL) {
+    switch (ctrlSel) {
+      case AUDIO_TE_CTRL_CONNECTOR: {
         // The terminal connector control only has a get request with only the CUR attribute.
         audio_desc_channel_cluster_t ret;
 
@@ -351,9 +355,8 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
 
         TU_LOG2("    Get terminal connector\r\n");
 
-        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void*) &ret, sizeof(ret));
-      }
-      break;
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void *) &ret, sizeof(ret));
+      } break;
 
         // Unknown/Unsupported control selector
       default:
@@ -363,43 +366,40 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   // Feature unit
-  if (entityID == UAC2_ENTITY_FEATURE_UNIT)
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == UAC2_ENTITY_FEATURE_UNIT) {
+    switch (ctrlSel) {
       case AUDIO_FU_CTRL_MUTE:
         // Audio control mute cur parameter block consists of only one byte - we thus can send it right away
         // There does not exist a range parameter block for mute
         TU_LOG2("    Get Mute of channel: %u\r\n", channelNum);
-        return tud_control_xfer(rhport, p_request, &mute[channelNum], 1);
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &mute[channelNum], 1);
 
       case AUDIO_FU_CTRL_VOLUME:
-        switch ( p_request->bRequest )
-        {
+        switch (p_request->bRequest) {
           case AUDIO_CS_REQ_CUR:
             TU_LOG2("    Get Volume of channel: %u\r\n", channelNum);
-            return tud_control_xfer(rhport, p_request, &volume[channelNum], sizeof(volume[channelNum]));
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &volume[channelNum], sizeof(volume[channelNum]));
 
           case AUDIO_CS_REQ_RANGE:
             TU_LOG2("    Get Volume range of channel: %u\r\n", channelNum);
 
             // Copy values - only for testing - better is version below
             audio_control_range_2_n_t(1)
-            ret;
+                ret;
 
             ret.wNumSubRanges = 1;
-            ret.subrange[0].bMin = -90;    // -90 dB
-            ret.subrange[0].bMax = 30;		// +30 dB
-            ret.subrange[0].bRes = 1; 		// 1 dB steps
+            ret.subrange[0].bMin = -90;// -90 dB
+            ret.subrange[0].bMax = 30; // +30 dB
+            ret.subrange[0].bRes = 1;  // 1 dB steps
 
-            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void*) &ret, sizeof(ret));
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, (void *) &ret, sizeof(ret));
 
             // Unknown/Unsupported control
           default:
             TU_BREAKPOINT();
             return false;
         }
-      break;
+        break;
 
         // Unknown/Unsupported control
       default:
@@ -409,46 +409,40 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   // Clock Source unit
-  if ( entityID == UAC2_ENTITY_CLOCK )
-  {
-    switch ( ctrlSel )
-    {
+  if (entityID == UAC2_ENTITY_CLOCK) {
+    switch (ctrlSel) {
       case AUDIO_CS_CTRL_SAM_FREQ:
         // channelNum is always zero in this case
-        switch ( p_request->bRequest )
-        {
+        switch (p_request->bRequest) {
           case AUDIO_CS_REQ_CUR:
             TU_LOG2("    Get Sample Freq.\r\n");
-            return tud_control_xfer(rhport, p_request, &sampFreq, sizeof(sampFreq));
+            return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &sampFreq, sizeof(sampFreq));
 
-          case AUDIO_CS_REQ_RANGE:
-          {
+          case AUDIO_CS_REQ_RANGE: {
             TU_LOG2("    Get Sample Freq. range\r\n");
             audio_control_range_4_n_t(N_sampleRates) rangef =
-            {
-                .wNumSubRanges = tu_htole16(N_sampleRates)
-            };
+                {
+                    .wNumSubRanges = tu_htole16(N_sampleRates)};
             TU_LOG1("Clock get %d freq ranges\r\n", N_sampleRates);
-            for(uint8_t i = 0; i < N_sampleRates; i++)
-            {
-                rangef.subrange[i].bMin = (int32_t)sampleRatesList[i];
-                rangef.subrange[i].bMax = (int32_t)sampleRatesList[i];
-                rangef.subrange[i].bRes = 0;
-                TU_LOG1("Range %d (%d, %d, %d)\r\n", i, (int)rangef.subrange[i].bMin, (int)rangef.subrange[i].bMax, (int)rangef.subrange[i].bRes);
+            for (uint8_t i = 0; i < N_sampleRates; i++) {
+              rangef.subrange[i].bMin = (int32_t) sampleRatesList[i];
+              rangef.subrange[i].bMax = (int32_t) sampleRatesList[i];
+              rangef.subrange[i].bRes = 0;
+              TU_LOG1("Range %d (%d, %d, %d)\r\n", i, (int) rangef.subrange[i].bMin, (int) rangef.subrange[i].bMax, (int) rangef.subrange[i].bRes);
             }
             return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &rangef, sizeof(rangef));
           }
-           // Unknown/Unsupported control
+            // Unknown/Unsupported control
           default:
             TU_BREAKPOINT();
             return false;
         }
-      break;
+        break;
 
       case AUDIO_CS_CTRL_CLK_VALID:
         // Only cur attribute exists for this request
         TU_LOG2("    Get Sample Freq. valid\r\n");
-        return tud_control_xfer(rhport, p_request, &clkValid, sizeof(clkValid));
+        return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &clkValid, sizeof(clkValid));
 
       // Unknown/Unsupported control
       default:
@@ -458,53 +452,10 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
   }
 
   TU_LOG2("  Unsupported entity: %d\r\n", entityID);
-  return false; 	// Yet not implemented
-}
-
-bool tud_audio_tx_done_pre_load_cb(uint8_t rhport, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void) rhport;
-  (void) itf;
-  (void) ep_in;
-  (void) cur_alt_setting;
-
-  tud_audio_write((uint8_t *)test_buffer_audio, (uint16_t)(sampFreq / (TUD_OPT_HIGH_SPEED ? 8000 : 1000) * bytesPerSample));
-
-  return true;
-}
-
-bool tud_audio_tx_done_post_load_cb(uint8_t rhport, uint16_t n_bytes_copied, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void) rhport;
-  (void) n_bytes_copied;
-  (void) itf;
-  (void) ep_in;
-  (void) cur_alt_setting;
-
-  // 16bit
-  if(bytesPerSample == 2)
-  {
-    uint16_t* pData_16 = (uint16_t*)((void*)test_buffer_audio);
-    for (size_t cnt = 0; cnt < sampFreq / (TUD_OPT_HIGH_SPEED ? 8000 : 1000); cnt++)
-    {
-      pData_16[cnt] = startVal++;
-    }
-  }
-  // 24bit in 32bit slot
-  else if(bytesPerSample == 4)
-  {
-    uint32_t* pData_32 = (uint32_t*)((void*)test_buffer_audio);
-    for (size_t cnt = 0; cnt < sampFreq / (TUD_OPT_HIGH_SPEED ? 8000 : 1000); cnt++)
-    {
-      pData_32[cnt] = (uint32_t)startVal++ << 16U;
-    }
-  }
-
-  return true;
+  return false;// Yet not implemented
 }
 
-bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
+bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
   (void) rhport;
   (void) p_request;
   startVal = 0;
@@ -515,15 +466,14 @@ bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const
 //--------------------------------------------------------------------+
 // BLINKING TASK
 //--------------------------------------------------------------------+
-void led_blinking_task(void)
-{
+void led_blinking_task(void) {
   static uint32_t start_ms = 0;
   static bool led_state = false;
 
   // Blink every interval ms
-  if ( board_millis() - start_ms < blink_interval_ms) return; // not enough time
+  if (board_millis() - start_ms < blink_interval_ms) return;// not enough time
   start_ms += blink_interval_ms;
 
   board_led_write(led_state);
-  led_state = 1 - led_state; // toggle
+  led_state = 1 - led_state;// toggle
 }
diff --git a/examples/device/audio_test_multi_rate/src/tusb_config.h b/examples/device/audio_test_multi_rate/src/tusb_config.h
index 1c8288bce..d9b925dcf 100644
--- a/examples/device/audio_test_multi_rate/src/tusb_config.h
+++ b/examples/device/audio_test_multi_rate/src/tusb_config.h
@@ -133,7 +133,8 @@ extern "C" {
 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_IN                        TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX)
 
 #define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX                             TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_IN)                  // Maximum EP IN size for all AS alternate settings used
-#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ                          CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX
+#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ                          (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX // Example write FIFO every 1ms, so it should be 8 times larger for HS device
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/examples/device/board_test/CMakeLists.txt b/examples/device/board_test/CMakeLists.txt
index 012eff095..9a604a732 100644
--- a/examples/device/board_test/CMakeLists.txt
+++ b/examples/device/board_test/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
@@ -15,18 +15,23 @@ if(FAMILY STREQUAL "espressif")
   return()
 endif()
 
-add_executable(${PROJECT})
+if (RTOS STREQUAL zephyr)
+  set(EXE_NAME app)
+else()
+  set(EXE_NAME ${PROJECT})
+  add_executable(${EXE_NAME})
+endif()
 
 # Example source
-target_sources(${PROJECT} PUBLIC
+target_sources(${EXE_NAME} PRIVATE
   ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
   )
 
 # Example include
-target_include_directories(${PROJECT} PUBLIC
+target_include_directories(${EXE_NAME} PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR}/src
   )
 
 # Configure compilation flags and libraries for the example without RTOS.
 # See the corresponding function in hw/bsp/FAMILY/family.cmake for details.
-family_configure_device_example(${PROJECT} noos)
+family_configure_device_example(${EXE_NAME} ${RTOS})
diff --git a/examples/device/board_test/CMakePresets.json b/examples/device/board_test/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/board_test/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/board_test/src/main.c b/examples/device/board_test/src/main.c
index 91799eb89..d91a8760e 100644
--- a/examples/device/board_test/src/main.c
+++ b/examples/device/board_test/src/main.c
@@ -49,25 +49,34 @@ int main(void) {
   while (1) {
     uint32_t interval_ms = board_button_read() ? BLINK_PRESSED : BLINK_UNPRESSED;
 
+    int ch = board_getchar();
+    if (ch > 0) {
+      board_putchar(ch);
+      #ifndef LOGGER_UART
+      board_uart_write(&ch, 1);
+      #endif
+    }
+
     // Blink and print every interval ms
     if (!(board_millis() - start_ms < interval_ms)) {
-      board_uart_write(HELLO_STR, strlen(HELLO_STR));
-
       start_ms = board_millis();
 
+      if (ch < 0) {
+        // skip if echoing
+        printf(HELLO_STR);
+
+        #ifndef LOGGER_UART
+        board_uart_write(HELLO_STR, strlen(HELLO_STR));
+        #endif
+      }
+
       board_led_write(led_state);
       led_state = 1 - led_state; // toggle
     }
-
-    // echo
-    uint8_t ch;
-    if (board_uart_read(&ch, 1) > 0) {
-      board_uart_write(&ch, 1);
-    }
   }
 }
 
-#if CFG_TUSB_MCU == OPT_MCU_ESP32S2 || CFG_TUSB_MCU == OPT_MCU_ESP32S3
+#ifdef ESP_PLATFORM
 void app_main(void) {
   main();
 }
diff --git a/examples/device/board_test/src/tusb_config.h b/examples/device/board_test/src/tusb_config.h
index 89c27d1c0..81829d450 100644
--- a/examples/device/board_test/src/tusb_config.h
+++ b/examples/device/board_test/src/tusb_config.h
@@ -44,7 +44,7 @@
 #endif
 
 // Espressif IDF requires "freertos/" prefix in include path
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
 #define CFG_TUSB_OS_INC_PATH  freertos/
 #endif
 
diff --git a/examples/device/cdc_dual_ports/CMakeLists.txt b/examples/device/cdc_dual_ports/CMakeLists.txt
index f61e1b640..6a7e68c3d 100644
--- a/examples/device/cdc_dual_ports/CMakeLists.txt
+++ b/examples/device/cdc_dual_ports/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/cdc_dual_ports/CMakePresets.json b/examples/device/cdc_dual_ports/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/cdc_dual_ports/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/cdc_dual_ports/src/main.c b/examples/device/cdc_dual_ports/src/main.c
index 63ae8a8c9..5a3e18358 100644
--- a/examples/device/cdc_dual_ports/src/main.c
+++ b/examples/device/cdc_dual_ports/src/main.c
@@ -98,27 +98,33 @@ void tud_umount_cb(void) {
   blink_interval_ms = BLINK_NOT_MOUNTED;
 }
 
-
 //--------------------------------------------------------------------+
 // USB CDC
 //--------------------------------------------------------------------+
 static void cdc_task(void) {
-  uint8_t itf;
-
-  for (itf = 0; itf < CFG_TUD_CDC; itf++) {
+  for (uint8_t itf = 0; itf < CFG_TUD_CDC; itf++) {
     // connected() check for DTR bit
     // Most but not all terminal client set this when making connection
     // if ( tud_cdc_n_connected(itf) )
     {
       if (tud_cdc_n_available(itf)) {
         uint8_t buf[64];
-
         uint32_t count = tud_cdc_n_read(itf, buf, sizeof(buf));
 
         // echo back to both serial ports
         echo_serial_port(0, buf, count);
         echo_serial_port(1, buf, count);
       }
+
+      // Press on-board button to send Uart status notification
+      static uint32_t btn_prev = 0;
+      static cdc_notify_uart_state_t uart_state = { .value = 0 };
+      const uint32_t btn = board_button_read();
+      if (!btn_prev && btn) {
+        uart_state.dsr ^= 1;
+        tud_cdc_notify_uart_state(&uart_state);
+      }
+      btn_prev = btn;
     }
   }
 }
diff --git a/examples/device/cdc_dual_ports/src/tusb_config.h b/examples/device/cdc_dual_ports/src/tusb_config.h
index 070f08ed1..7f7df3909 100644
--- a/examples/device/cdc_dual_ports/src/tusb_config.h
+++ b/examples/device/cdc_dual_ports/src/tusb_config.h
@@ -97,6 +97,8 @@
 #define CFG_TUD_MIDI              0
 #define CFG_TUD_VENDOR            0
 
+#define CFG_TUD_CDC_NOTIFY        1 // Enable use of notification endpoint
+
 // CDC FIFO size of TX and RX
 #define CFG_TUD_CDC_RX_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
 #define CFG_TUD_CDC_TX_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
diff --git a/examples/device/cdc_dual_ports/src/usb_descriptors.c b/examples/device/cdc_dual_ports/src/usb_descriptors.c
index 7776eb958..bbcb479f5 100644
--- a/examples/device/cdc_dual_ports/src/usb_descriptors.c
+++ b/examples/device/cdc_dual_ports/src/usb_descriptors.c
@@ -42,8 +42,7 @@
 //--------------------------------------------------------------------+
 // Device Descriptors
 //--------------------------------------------------------------------+
-tusb_desc_device_t const desc_device =
-{
+tusb_desc_device_t const desc_device = {
     .bLength            = sizeof(tusb_desc_device_t),
     .bDescriptorType    = TUSB_DESC_DEVICE,
     .bcdUSB             = USB_BCD,
@@ -68,16 +67,14 @@ tusb_desc_device_t const desc_device =
 
 // Invoked when received GET DEVICE DESCRIPTOR
 // Application return pointer to descriptor
-uint8_t const * tud_descriptor_device_cb(void)
-{
+uint8_t const *tud_descriptor_device_cb(void) {
   return (uint8_t const *) &desc_device;
 }
 
 //--------------------------------------------------------------------+
 // Configuration Descriptor
 //--------------------------------------------------------------------+
-enum
-{
+enum {
   ITF_NUM_CDC_0 = 0,
   ITF_NUM_CDC_0_DATA,
   ITF_NUM_CDC_1,
@@ -130,36 +127,32 @@ enum
   #define EPNUM_CDC_1_IN      0x84
 #endif
 
-uint8_t const desc_fs_configuration[] =
-{
+uint8_t const desc_fs_configuration[] = {
   // Config number, interface count, string index, total length, attribute, power in mA
   TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
 
   // 1st CDC: Interface number, string index, EP notification address and size, EP data address (out, in) and size.
-  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_0, 4, EPNUM_CDC_0_NOTIF, 8, EPNUM_CDC_0_OUT, EPNUM_CDC_0_IN, 64),
+  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_0, 4, EPNUM_CDC_0_NOTIF, 16, EPNUM_CDC_0_OUT, EPNUM_CDC_0_IN, 64),
 
   // 2nd CDC: Interface number, string index, EP notification address and size, EP data address (out, in) and size.
-  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_1, 4, EPNUM_CDC_1_NOTIF, 8, EPNUM_CDC_1_OUT, EPNUM_CDC_1_IN, 64),
+  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_1, 4, EPNUM_CDC_1_NOTIF, 16, EPNUM_CDC_1_OUT, EPNUM_CDC_1_IN, 64),
 };
 
 #if TUD_OPT_HIGH_SPEED
 // Per USB specs: high speed capable device must report device_qualifier and other_speed_configuration
-
-uint8_t const desc_hs_configuration[] =
-{
+uint8_t const desc_hs_configuration[] = {
   // Config number, interface count, string index, total length, attribute, power in mA
   TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
 
   // 1st CDC: Interface number, string index, EP notification address and size, EP data address (out, in) and size.
-  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_0, 4, EPNUM_CDC_0_NOTIF, 8, EPNUM_CDC_0_OUT, EPNUM_CDC_0_IN, 512),
+  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_0, 4, EPNUM_CDC_0_NOTIF, 16, EPNUM_CDC_0_OUT, EPNUM_CDC_0_IN, 512),
 
   // 2nd CDC: Interface number, string index, EP notification address and size, EP data address (out, in) and size.
-  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_1, 4, EPNUM_CDC_1_NOTIF, 8, EPNUM_CDC_1_OUT, EPNUM_CDC_1_IN, 512),
+  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_1, 4, EPNUM_CDC_1_NOTIF, 16, EPNUM_CDC_1_OUT, EPNUM_CDC_1_IN, 512),
 };
 
 // device qualifier is mostly similar to device descriptor since we don't change configuration based on speed
-tusb_desc_device_qualifier_t const desc_device_qualifier =
-{
+tusb_desc_device_qualifier_t const desc_device_qualifier = {
   .bLength            = sizeof(tusb_desc_device_t),
   .bDescriptorType    = TUSB_DESC_DEVICE,
   .bcdUSB             = USB_BCD,
@@ -177,34 +170,31 @@ tusb_desc_device_qualifier_t const desc_device_qualifier =
 // Application return pointer to descriptor, whose contents must exist long enough for transfer to complete.
 // device_qualifier descriptor describes information about a high-speed capable device that would
 // change if the device were operating at the other speed. If not highspeed capable stall this request.
-uint8_t const* tud_descriptor_device_qualifier_cb(void)
-{
-  return (uint8_t const*) &desc_device_qualifier;
+uint8_t const *tud_descriptor_device_qualifier_cb(void) {
+  return (uint8_t const *) &desc_device_qualifier;
 }
 
 // Invoked when received GET OTHER SEED CONFIGURATION DESCRIPTOR request
 // Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
 // Configuration descriptor in the other speed e.g if high speed then this is for full speed and vice versa
-uint8_t const* tud_descriptor_other_speed_configuration_cb(uint8_t index)
-{
-  (void) index; // for multiple configurations
+uint8_t const *tud_descriptor_other_speed_configuration_cb(uint8_t index) {
+  (void) index;// for multiple configurations
 
   // if link speed is high return fullspeed config, and vice versa
-  return (tud_speed_get() == TUSB_SPEED_HIGH) ?  desc_fs_configuration : desc_hs_configuration;
+  return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_fs_configuration : desc_hs_configuration;
 }
 
-#endif // highspeed
+#endif// highspeed
 
 // Invoked when received GET CONFIGURATION DESCRIPTOR
 // Application return pointer to descriptor
 // Descriptor contents must exist long enough for transfer to complete
-uint8_t const * tud_descriptor_configuration_cb(uint8_t index)
-{
+uint8_t const *tud_descriptor_configuration_cb(uint8_t index) {
   (void) index; // for multiple configurations
 
 #if TUD_OPT_HIGH_SPEED
   // Although we are highspeed, host may be fullspeed.
-  return (tud_speed_get() == TUSB_SPEED_HIGH) ?  desc_hs_configuration : desc_fs_configuration;
+  return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_hs_configuration : desc_fs_configuration;
 #else
   return desc_fs_configuration;
 #endif
@@ -223,8 +213,7 @@ enum {
 };
 
 // array of pointer to string descriptors
-char const *string_desc_arr[] =
-{
+char const *string_desc_arr[] = {
   (const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409)
   "TinyUSB",                     // 1: Manufacturer
   "TinyUSB Device",              // 2: Product
@@ -254,14 +243,14 @@ uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) {
       // Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors.
       // https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors
 
-      if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) return NULL;
+      if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) { return NULL; }
 
       const char *str = string_desc_arr[index];
 
       // Cap at max char
       chr_count = strlen(str);
       size_t const max_count = sizeof(_desc_str) / sizeof(_desc_str[0]) - 1; // -1 for string type
-      if ( chr_count > max_count ) chr_count = max_count;
+      if ( chr_count > max_count ) { chr_count = max_count; }
 
       // Convert ASCII string into UTF-16
       for ( size_t i = 0; i < chr_count; i++ ) {
@@ -272,6 +261,5 @@ uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) {
 
   // first byte is length (including header), second byte is string type
   _desc_str[0] = (uint16_t) ((TUSB_DESC_STRING << 8) | (2 * chr_count + 2));
-
   return _desc_str;
 }
diff --git a/examples/device/cdc_msc/CMakeLists.txt b/examples/device/cdc_msc/CMakeLists.txt
index 9415f8c68..b07f92342 100644
--- a/examples/device/cdc_msc/CMakeLists.txt
+++ b/examples/device/cdc_msc/CMakeLists.txt
@@ -1,5 +1,5 @@
-cmake_minimum_required(VERSION 3.17)
-set_property(GLOBAL PROPERTY USE_FOLDERS ON)
+cmake_minimum_required(VERSION 3.20)
+#set_property(GLOBAL PROPERTY USE_FOLDERS ON)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
@@ -16,20 +16,25 @@ if(FAMILY STREQUAL "espressif")
   return()
 endif()
 
-add_executable(${PROJECT})
+if (RTOS STREQUAL zephyr)
+  set(EXE_NAME app)
+else()
+  set(EXE_NAME ${PROJECT})
+  add_executable(${EXE_NAME})
+endif()
 
 # Example source
-target_sources(${PROJECT} PUBLIC
+target_sources(${EXE_NAME} PRIVATE
   ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/msc_disk.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
   )
 
 # Example include
-target_include_directories(${PROJECT} PUBLIC
+target_include_directories(${EXE_NAME} PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR}/src
   )
 
-# Configure compilation flags and libraries for the example... see the corresponding function
-# in hw/bsp/FAMILY/family.cmake for details.
-family_configure_device_example(${PROJECT} noos)
+# Configure compilation flags and libraries for the example without RTOS.
+# See the corresponding function in hw/bsp/FAMILY/family.cmake for details.
+family_configure_device_example(${EXE_NAME} ${RTOS})
diff --git a/examples/device/cdc_msc/CMakePresets.json b/examples/device/cdc_msc/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/cdc_msc/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/cdc_msc/prj.conf b/examples/device/cdc_msc/prj.conf
new file mode 100644
index 000000000..2f5139d9d
--- /dev/null
+++ b/examples/device/cdc_msc/prj.conf
@@ -0,0 +1,6 @@
+CONFIG_GPIO=y
+CONFIG_FPU=y
+CONFIG_NO_OPTIMIZATIONS=y
+CONFIG_UART_INTERRUPT_DRIVEN=y
+CONFIG_NRFX_POWER=y
+CONFIG_NRFX_UARTE0=y
diff --git a/examples/device/cdc_msc/src/main.c b/examples/device/cdc_msc/src/main.c
index f36c910d7..5cd93e7dd 100644
--- a/examples/device/cdc_msc/src/main.c
+++ b/examples/device/cdc_msc/src/main.c
@@ -119,6 +119,16 @@ void cdc_task(void) {
       tud_cdc_write(buf, count);
       tud_cdc_write_flush();
     }
+
+    // Press on-board button to send Uart status notification
+    static uint32_t btn_prev = 0;
+    static cdc_notify_uart_state_t uart_state = { .value = 0 };
+    const uint32_t btn = board_button_read();
+    if (!btn_prev && btn) {
+      uart_state.dsr ^= 1;
+      tud_cdc_notify_uart_state(&uart_state);
+    }
+    btn_prev = btn;
   }
 }
 
diff --git a/examples/device/cdc_msc/src/msc_disk.c b/examples/device/cdc_msc/src/msc_disk.c
index d2f8628f1..458681f58 100644
--- a/examples/device/cdc_msc/src/msc_disk.c
+++ b/examples/device/cdc_msc/src/msc_disk.c
@@ -40,17 +40,15 @@ static bool ejected = false;
 If you find any bugs or get any questions, feel free to file an\r\n\
 issue at github.com/hathach/tinyusb"
 
-enum
-{
-  DISK_BLOCK_NUM  = 16, // 8KB is the smallest size that windows allow to mount
+enum {
+  DISK_BLOCK_NUM = 16,// 8KB is the smallest size that windows allow to mount
   DISK_BLOCK_SIZE = 512
 };
 
 #ifdef CFG_EXAMPLE_MSC_READONLY
 const
 #endif
-uint8_t msc_disk[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
-{
+uint8_t msc_disk[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] = {
   //------------- Block0: Boot Sector -------------//
   // byte_per_sector    = DISK_BLOCK_SIZE; fat12_sector_num_16  = DISK_BLOCK_NUM;
   // sector_per_cluster = 1; reserved_sectors = 1;
@@ -59,60 +57,59 @@ uint8_t msc_disk[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
   // drive_number       = 0x80; media_type = 0xf8; extended_boot_signature = 0x29;
   // filesystem_type    = "FAT12   "; volume_serial_number = 0x1234; volume_label = "TinyUSB MSC";
   // FAT magic code at offset 510-511
-  {
-      0xEB, 0x3C, 0x90, 0x4D, 0x53, 0x44, 0x4F, 0x53, 0x35, 0x2E, 0x30, 0x00, 0x02, 0x01, 0x01, 0x00,
-      0x01, 0x10, 0x00, 0x10, 0x00, 0xF8, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x29, 0x34, 0x12, 0x00, 0x00, 'T' , 'i' , 'n' , 'y' , 'U' ,
-      'S' , 'B' , ' ' , 'M' , 'S' , 'C' , 0x46, 0x41, 0x54, 0x31, 0x32, 0x20, 0x20, 0x20, 0x00, 0x00,
+{
+    0xEB, 0x3C, 0x90, 0x4D, 0x53, 0x44, 0x4F, 0x53, 0x35, 0x2E, 0x30, 0x00, 0x02, 0x01, 0x01, 0x00,
+    0x01, 0x10, 0x00, 0x10, 0x00, 0xF8, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x29, 0x34, 0x12, 0x00, 0x00, 'T', 'i', 'n', 'y', 'U',
+    'S', 'B', ' ', 'M', 'S', 'C', 0x46, 0x41, 0x54, 0x31, 0x32, 0x20, 0x20, 0x20, 0x00, 0x00,
 
-      // Zero up to 2 last bytes of FAT magic code
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    // Zero up to 2 last bytes of FAT magic code
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0xAA
-  },
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0xAA},
 
   //------------- Block1: FAT12 Table -------------//
-  {
-      0xF8, 0xFF, 0xFF, 0xFF, 0x0F // // first 2 entries must be F8FF, third entry is cluster end of readme file
+{
+      0xF8, 0xFF, 0xFF, 0xFF, 0x0F// // first 2 entries must be F8FF, third entry is cluster end of readme file
   },
 
   //------------- Block2: Root Directory -------------//
-  {
-      // first entry is volume label
-      'T' , 'i' , 'n' , 'y' , 'U' , 'S' , 'B' , ' ' , 'M' , 'S' , 'C' , 0x08, 0x00, 0x00, 0x00, 0x00,
-      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x4F, 0x6D, 0x65, 0x43, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-      // second entry is readme file
-      'R' , 'E' , 'A' , 'D' , 'M' , 'E' , ' ' , ' ' , 'T' , 'X' , 'T' , 0x20, 0x00, 0xC6, 0x52, 0x6D,
-      0x65, 0x43, 0x65, 0x43, 0x00, 0x00, 0x88, 0x6D, 0x65, 0x43, 0x02, 0x00,
-      sizeof(README_CONTENTS)-1, 0x00, 0x00, 0x00 // readme's files size (4 Bytes)
+{
+    // first entry is volume label
+    'T', 'i', 'n', 'y', 'U', 'S', 'B', ' ', 'M', 'S', 'C', 0x08, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x4F, 0x6D, 0x65, 0x43, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    // second entry is readme file
+    'R', 'E', 'A', 'D', 'M', 'E', ' ', ' ', 'T', 'X', 'T', 0x20, 0x00, 0xC6, 0x52, 0x6D,
+    0x65, 0x43, 0x65, 0x43, 0x00, 0x00, 0x88, 0x6D, 0x65, 0x43, 0x02, 0x00,
+    sizeof(README_CONTENTS) - 1, 0x00, 0x00, 0x00// readme's files size (4 Bytes)
   },
 
   //------------- Block3: Readme Content -------------//
@@ -121,23 +118,21 @@ uint8_t msc_disk[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
 
 // Invoked when received SCSI_CMD_INQUIRY
 // Application fill vendor id, product id and revision with string up to 8, 16, 4 characters respectively
-void tud_msc_inquiry_cb(uint8_t lun, uint8_t vendor_id[8], uint8_t product_id[16], uint8_t product_rev[4])
-{
+void tud_msc_inquiry_cb(uint8_t lun, uint8_t vendor_id[8], uint8_t product_id[16], uint8_t product_rev[4]) {
   (void) lun;
 
   const char vid[] = "TinyUSB";
   const char pid[] = "Mass Storage";
   const char rev[] = "1.0";
 
-  memcpy(vendor_id  , vid, strlen(vid));
-  memcpy(product_id , pid, strlen(pid));
+  memcpy(vendor_id, vid, strlen(vid));
+  memcpy(product_id, pid, strlen(pid));
   memcpy(product_rev, rev, strlen(rev));
 }
 
 // Invoked when received Test Unit Ready command.
 // return true allowing host to read/write this LUN e.g SD card inserted
-bool tud_msc_test_unit_ready_cb(uint8_t lun)
-{
+bool tud_msc_test_unit_ready_cb(uint8_t lun) {
   (void) lun;
 
   // RAM disk is ready until ejected
@@ -152,29 +147,24 @@ bool tud_msc_test_unit_ready_cb(uint8_t lun)
 
 // Invoked when received SCSI_CMD_READ_CAPACITY_10 and SCSI_CMD_READ_FORMAT_CAPACITY to determine the disk size
 // Application update block count and block size
-void tud_msc_capacity_cb(uint8_t lun, uint32_t* block_count, uint16_t* block_size)
-{
+void tud_msc_capacity_cb(uint8_t lun, uint32_t *block_count, uint16_t *block_size) {
   (void) lun;
 
   *block_count = DISK_BLOCK_NUM;
-  *block_size  = DISK_BLOCK_SIZE;
+  *block_size = DISK_BLOCK_SIZE;
 }
 
 // Invoked when received Start Stop Unit command
 // - Start = 0 : stopped power mode, if load_eject = 1 : unload disk storage
 // - Start = 1 : active mode, if load_eject = 1 : load disk storage
-bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, bool load_eject)
-{
+bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, bool load_eject) {
   (void) lun;
   (void) power_condition;
 
-  if ( load_eject )
-  {
-    if (start)
-    {
+  if (load_eject) {
+    if (start) {
       // load disk storage
-    }else
-    {
+    } else {
       // unload disk storage
       ejected = true;
     }
@@ -185,45 +175,51 @@ bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, boo
 
 // Callback invoked when received READ10 command.
 // Copy disk's data to buffer (up to bufsize) and return number of copied bytes.
-int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buffer, uint32_t bufsize)
-{
+int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void *buffer, uint32_t bufsize) {
   (void) lun;
 
   // out of ramdisk
-  if ( lba >= DISK_BLOCK_NUM ) return -1;
+  if (lba >= DISK_BLOCK_NUM) {
+    return -1;
+  }
+
+  // Check for overflow of offset + bufsize
+  if (lba * DISK_BLOCK_SIZE + offset + bufsize > DISK_BLOCK_NUM * DISK_BLOCK_SIZE) {
+    return -1;
+  }
 
-  uint8_t const* addr = msc_disk[lba] + offset;
+  uint8_t const *addr = msc_disk[lba] + offset;
   memcpy(buffer, addr, bufsize);
 
   return (int32_t) bufsize;
 }
 
-bool tud_msc_is_writable_cb (uint8_t lun)
-{
+bool tud_msc_is_writable_cb(uint8_t lun) {
   (void) lun;
 
-#ifdef CFG_EXAMPLE_MSC_READONLY
+  #ifdef CFG_EXAMPLE_MSC_READONLY
   return false;
-#else
+  #else
   return true;
-#endif
+  #endif
 }
 
 // Callback invoked when received WRITE10 command.
 // Process data in buffer to disk's storage and return number of written bytes
-int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t* buffer, uint32_t bufsize)
-{
+int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t *buffer, uint32_t bufsize) {
   (void) lun;
 
   // out of ramdisk
-  if ( lba >= DISK_BLOCK_NUM ) return -1;
+  if (lba >= DISK_BLOCK_NUM) return -1;
 
-#ifndef CFG_EXAMPLE_MSC_READONLY
-  uint8_t* addr = msc_disk[lba] + offset;
+  #ifndef CFG_EXAMPLE_MSC_READONLY
+  uint8_t *addr = msc_disk[lba] + offset;
   memcpy(addr, buffer, bufsize);
-#else
-  (void) lba; (void) offset; (void) buffer;
-#endif
+  #else
+  (void) lba;
+  (void) offset;
+  (void) buffer;
+  #endif
 
   return (int32_t) bufsize;
 }
@@ -231,42 +227,18 @@ int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t*
 // Callback invoked when received an SCSI command not in built-in list below
 // - READ_CAPACITY10, READ_FORMAT_CAPACITY, INQUIRY, MODE_SENSE6, REQUEST_SENSE
 // - READ10 and WRITE10 has their own callbacks
-int32_t tud_msc_scsi_cb (uint8_t lun, uint8_t const scsi_cmd[16], void* buffer, uint16_t bufsize)
-{
-  // read10 & write10 has their own callback and MUST not be handled here
-
-  void const* response = NULL;
-  int32_t resplen = 0;
+int32_t tud_msc_scsi_cb(uint8_t lun, uint8_t const scsi_cmd[16], void *buffer, uint16_t bufsize) {
+  (void) buffer;
+  (void) bufsize;
 
-  // most scsi handled is input
-  bool in_xfer = true;
-
-  switch (scsi_cmd[0])
-  {
+  switch (scsi_cmd[0]) {
     default:
       // Set Sense = Invalid Command Operation
       tud_msc_set_sense(lun, SCSI_SENSE_ILLEGAL_REQUEST, 0x20, 0x00);
 
       // negative means error -> tinyusb could stall and/or response with failed status
-      resplen = -1;
-    break;
-  }
-
-  // return resplen must not larger than bufsize
-  if ( resplen > bufsize ) resplen = bufsize;
-
-  if ( response && (resplen > 0) )
-  {
-    if(in_xfer)
-    {
-      memcpy(buffer, response, (size_t) resplen);
-    }else
-    {
-      // SCSI output
-    }
+      return -1;
   }
-
-  return (int32_t) resplen;
 }
 
 #endif
diff --git a/examples/device/cdc_msc/src/tusb_config.h b/examples/device/cdc_msc/src/tusb_config.h
index 03e0e649c..811d464e9 100644
--- a/examples/device/cdc_msc/src/tusb_config.h
+++ b/examples/device/cdc_msc/src/tusb_config.h
@@ -87,7 +87,7 @@
 //--------------------------------------------------------------------
 
 #ifndef CFG_TUD_ENDPOINT0_SIZE
-#define CFG_TUD_ENDPOINT0_SIZE    64
+#define CFG_TUD_ENDPOINT0_SIZE   64
 #endif
 
 //------------- CLASS -------------//
@@ -97,6 +97,8 @@
 #define CFG_TUD_MIDI             0
 #define CFG_TUD_VENDOR           0
 
+#define CFG_TUD_CDC_NOTIFY        1 // Enable use of notification endpoint
+
 // CDC FIFO size of TX and RX
 #define CFG_TUD_CDC_RX_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
 #define CFG_TUD_CDC_TX_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
diff --git a/examples/device/cdc_msc/src/usb_descriptors.c b/examples/device/cdc_msc/src/usb_descriptors.c
index 4b6b88041..edcee0462 100644
--- a/examples/device/cdc_msc/src/usb_descriptors.c
+++ b/examples/device/cdc_msc/src/usb_descriptors.c
@@ -52,7 +52,6 @@ tusb_desc_device_t const desc_device = {
     .bDeviceClass       = TUSB_CLASS_MISC,
     .bDeviceSubClass    = MISC_SUBCLASS_COMMON,
     .bDeviceProtocol    = MISC_PROTOCOL_IAD,
-
     .bMaxPacketSize0    = CFG_TUD_ENDPOINT0_SIZE,
 
     .idVendor           = USB_VID,
@@ -131,7 +130,7 @@ uint8_t const desc_fs_configuration[] = {
     TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
 
     // Interface number, string index, EP notification address and size, EP data address (out, in) and size.
-    TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 64),
+    TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 16, EPNUM_CDC_OUT, EPNUM_CDC_IN, 64),
 
     // Interface number, string index, EP Out & EP In address, EP size
     TUD_MSC_DESCRIPTOR(ITF_NUM_MSC, 5, EPNUM_MSC_OUT, EPNUM_MSC_IN, 64),
@@ -146,7 +145,7 @@ uint8_t const desc_hs_configuration[] = {
     TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
 
     // Interface number, string index, EP notification address and size, EP data address (out, in) and size.
-    TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 512),
+    TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 16, EPNUM_CDC_OUT, EPNUM_CDC_IN, 512),
 
     // Interface number, string index, EP Out & EP In address, EP size
     TUD_MSC_DESCRIPTOR(ITF_NUM_MSC, 5, EPNUM_MSC_OUT, EPNUM_MSC_IN, 512),
@@ -197,7 +196,6 @@ uint8_t const *tud_descriptor_other_speed_configuration_cb(uint8_t index) {
 
 #endif // highspeed
 
-
 // Invoked when received GET CONFIGURATION DESCRIPTOR
 // Application return pointer to descriptor
 // Descriptor contents must exist long enough for transfer to complete
@@ -256,14 +254,14 @@ uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) {
       // Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors.
       // https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors
 
-      if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) return NULL;
+      if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) { return NULL; }
 
       const char *str = string_desc_arr[index];
 
       // Cap at max char
       chr_count = strlen(str);
       size_t const max_count = sizeof(_desc_str) / sizeof(_desc_str[0]) - 1; // -1 for string type
-      if ( chr_count > max_count ) chr_count = max_count;
+      if ( chr_count > max_count ) { chr_count = max_count; }
 
       // Convert ASCII string into UTF-16
       for ( size_t i = 0; i < chr_count; i++ ) {
@@ -274,6 +272,5 @@ uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) {
 
   // first byte is length (including header), second byte is string type
   _desc_str[0] = (uint16_t) ((TUSB_DESC_STRING << 8) | (2 * chr_count + 2));
-
   return _desc_str;
 }
diff --git a/examples/device/cdc_msc_freertos/CMakeLists.txt b/examples/device/cdc_msc_freertos/CMakeLists.txt
index 33c7a1ec0..f7636a07a 100644
--- a/examples/device/cdc_msc_freertos/CMakeLists.txt
+++ b/examples/device/cdc_msc_freertos/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
@@ -19,7 +19,6 @@ add_executable(${PROJECT})
 
 # Example source
 target_sources(${PROJECT} PUBLIC
-  ${CMAKE_CURRENT_SOURCE_DIR}/src/freertos_hook.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/msc_disk.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
diff --git a/examples/device/cdc_msc_freertos/CMakePresets.json b/examples/device/cdc_msc_freertos/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/cdc_msc_freertos/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/cdc_msc_freertos/Makefile b/examples/device/cdc_msc_freertos/Makefile
index fe3fb6482..10cff57a0 100644
--- a/examples/device/cdc_msc_freertos/Makefile
+++ b/examples/device/cdc_msc_freertos/Makefile
@@ -1,46 +1,16 @@
+RTOS = freertos
 include ../../build_system/make/make.mk
 
-FREERTOS_SRC = lib/FreeRTOS-Kernel
-FREERTOS_PORTABLE_PATH = $(FREERTOS_SRC)/portable/$(if $(findstring iar,$(TOOLCHAIN)),IAR,GCC)
-
 INC += \
 	src \
-	src/FreeRTOSConfig \
 	$(TOP)/hw \
-	$(TOP)/$(FREERTOS_SRC)/include \
-	$(TOP)/$(FREERTOS_PORTABLE_SRC) \
 
 # Example source
 EXAMPLE_SOURCE = \
-	src/freertos_hook.c \
 	src/main.c \
 	src/msc_disk.c \
 	src/usb_descriptors.c
 
 SRC_C += $(addprefix $(CURRENT_PATH)/, $(EXAMPLE_SOURCE))
 
-# FreeRTOS source, all files in port folder
-SRC_C += \
-	$(FREERTOS_SRC)/list.c \
-	$(FREERTOS_SRC)/queue.c \
-	$(FREERTOS_SRC)/tasks.c \
-	$(FREERTOS_SRC)/timers.c \
-	$(subst $(TOP)/,,$(wildcard $(TOP)/$(FREERTOS_PORTABLE_SRC)/*.c))
-
-SRC_S += \
-	$(subst $(TOP)/,,$(wildcard $(TOP)/$(FREERTOS_PORTABLE_SRC)/*.s))
-
-# include heap manage if configSUPPORT_DYNAMIC_ALLOCATION = 1
-# SRC_C += $(FREERTOS_SRC)/portable/MemMang/heap_1.c
-# CFLAGS += -Wno-error=sign-compare
-
-# Suppress FreeRTOSConfig.h warnings
-CFLAGS_GCC += -Wno-error=redundant-decls
-
-# Suppress FreeRTOS source warnings
-CFLAGS_GCC += -Wno-error=cast-qual
-
-# FreeRTOS (lto + Os) linker issue
-LDFLAGS_GCC += -Wl,--undefined=vTaskSwitchContext
-
 include ../../build_system/make/rules.mk
diff --git a/examples/device/cdc_msc_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h b/examples/device/cdc_msc_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h
deleted file mode 100644
index 869500ad2..000000000
--- a/examples/device/cdc_msc_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h
+++ /dev/null
@@ -1,191 +0,0 @@
-/*
- * FreeRTOS Kernel V10.0.0
- * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
- * the Software, and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software. If you wish to use our Amazon
- * FreeRTOS name, please do so in a fair use way that does not cause confusion.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * http://www.FreeRTOS.org
- * http://aws.amazon.com/freertos
- *
- * 1 tab == 4 spaces!
- */
-
-
-#ifndef FREERTOS_CONFIG_H
-#define FREERTOS_CONFIG_H
-
-/*-----------------------------------------------------------
- * Application specific definitions.
- *
- * These definitions should be adjusted for your particular hardware and
- * application requirements.
- *
- * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
- * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
- *
- * See http://www.freertos.org/a00110.html.
- *----------------------------------------------------------*/
-
-// skip if included from IAR assembler
-#ifndef __IASMARM__
-
-// Include MCU header
-#include "bsp/board_mcu.h"
-
-#if CFG_TUSB_MCU == OPT_MCU_ESP32S2 || CFG_TUSB_MCU == OPT_MCU_ESP32S3
-  #error "ESP32-Sx should use IDF's FreeRTOSConfig.h"
-#endif
-
-// TODO fix later
-#if CFG_TUSB_MCU == OPT_MCU_MM32F327X
-  extern u32 SystemCoreClock;
-#else
-  // FIXME cause redundant-decls warnings
-  extern uint32_t SystemCoreClock;
-#endif
-
-#endif
-
-/* Cortex M23/M33 port configuration. */
-#define configENABLE_MPU								        0
-#define configENABLE_FPU								        1
-#define configENABLE_TRUSTZONE					        0
-#define configMINIMAL_SECURE_STACK_SIZE					( 1024 )
-#define configRUN_FREERTOS_SECURE_ONLY          1
-
-#define configUSE_PREEMPTION                    1
-#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
-#define configCPU_CLOCK_HZ                      SystemCoreClock
-#define configTICK_RATE_HZ                      ( 1000 )
-#define configMAX_PRIORITIES                    ( 5 )
-#define configMINIMAL_STACK_SIZE                ( 128 )
-#define configTOTAL_HEAP_SIZE                   ( configSUPPORT_DYNAMIC_ALLOCATION*4*1024 )
-#define configMAX_TASK_NAME_LEN                 16
-#define configUSE_16_BIT_TICKS                  0
-#define configIDLE_SHOULD_YIELD                 1
-#define configUSE_MUTEXES                       1
-#define configUSE_RECURSIVE_MUTEXES             1
-#define configUSE_COUNTING_SEMAPHORES           1
-#define configQUEUE_REGISTRY_SIZE               4
-#define configUSE_QUEUE_SETS                    0
-#define configUSE_TIME_SLICING                  0
-#define configUSE_NEWLIB_REENTRANT              0
-#define configENABLE_BACKWARD_COMPATIBILITY     1
-#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP   0
-
-#define configSUPPORT_STATIC_ALLOCATION         1
-#define configSUPPORT_DYNAMIC_ALLOCATION        0
-
-/* Hook function related definitions. */
-#define configUSE_IDLE_HOOK                    0
-#define configUSE_TICK_HOOK                    0
-#define configUSE_MALLOC_FAILED_HOOK           0 // cause nested extern warning
-#define configCHECK_FOR_STACK_OVERFLOW         2
-#define configCHECK_HANDLER_INSTALLATION       0
-
-/* Run time and task stats gathering related definitions. */
-#define configGENERATE_RUN_TIME_STATS          0
-#define configUSE_TRACE_FACILITY               1 // legacy trace
-#define configUSE_STATS_FORMATTING_FUNCTIONS   0
-
-/* Co-routine definitions. */
-#define configUSE_CO_ROUTINES                  0
-#define configMAX_CO_ROUTINE_PRIORITIES        2
-
-/* Software timer related definitions. */
-#define configUSE_TIMERS                       1
-#define configTIMER_TASK_PRIORITY              (configMAX_PRIORITIES-2)
-#define configTIMER_QUEUE_LENGTH               32
-#define configTIMER_TASK_STACK_DEPTH           configMINIMAL_STACK_SIZE
-
-/* Optional functions - most linkers will remove unused functions anyway. */
-#define INCLUDE_vTaskPrioritySet               0
-#define INCLUDE_uxTaskPriorityGet              0
-#define INCLUDE_vTaskDelete                    0
-#define INCLUDE_vTaskSuspend                   1 // required for queue, semaphore, mutex to be blocked indefinitely with portMAX_DELAY
-#define INCLUDE_xResumeFromISR                 0
-#define INCLUDE_vTaskDelayUntil                1
-#define INCLUDE_vTaskDelay                     1
-#define INCLUDE_xTaskGetSchedulerState         0
-#define INCLUDE_xTaskGetCurrentTaskHandle      0
-#define INCLUDE_uxTaskGetStackHighWaterMark    0
-#define INCLUDE_xTaskGetIdleTaskHandle         0
-#define INCLUDE_xTimerGetTimerDaemonTaskHandle 0
-#define INCLUDE_pcTaskGetTaskName              0
-#define INCLUDE_eTaskGetState                  0
-#define INCLUDE_xEventGroupSetBitFromISR       0
-#define INCLUDE_xTimerPendFunctionCall         0
-
-#ifdef __RX__
-/* Renesas RX series */
-#define vSoftwareInterruptISR					        INT_Excep_ICU_SWINT
-#define vTickISR								              INT_Excep_CMT0_CMI0
-#define configPERIPHERAL_CLOCK_HZ				      (configCPU_CLOCK_HZ/2)
-#define configKERNEL_INTERRUPT_PRIORITY			  1
-#define configMAX_SYSCALL_INTERRUPT_PRIORITY	4
-
-#else
-
-/* FreeRTOS hooks to NVIC vectors */
-#define xPortPendSVHandler    PendSV_Handler
-#define xPortSysTickHandler   SysTick_Handler
-#define vPortSVCHandler       SVC_Handler
-
-//--------------------------------------------------------------------+
-// Interrupt nesting behavior configuration.
-//--------------------------------------------------------------------+
-#if defined(__NVIC_PRIO_BITS)
-  // For Cortex-M specific: __NVIC_PRIO_BITS is defined in core_cmx.h
-	#define configPRIO_BITS       __NVIC_PRIO_BITS
-
-#elif defined(__ECLIC_INTCTLBITS)
-  // RISC-V Bumblebee core from nuclei
-  #define configPRIO_BITS       __ECLIC_INTCTLBITS
-
-#elif defined(__IASMARM__)
-  // FIXME: IAR Assembler cannot include mcu header directly to get __NVIC_PRIO_BITS.
-  // Therefore we will hard coded it to minimum value of 2 to get pass ci build.
-  // IAR user must update this to correct value of the target MCU
-  #message "configPRIO_BITS is hard coded to 2 to pass IAR build only. User should update it per MCU"
-  #define configPRIO_BITS       2
-
-#else
-  #error "FreeRTOS configPRIO_BITS to be defined"
-#endif
-
-/* The lowest interrupt priority that can be used in a call to a "set priority" function. */
-#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY			  ((1<<configPRIO_BITS) - 1)
-
-/* The highest interrupt priority that can be used by any interrupt service
-routine that makes calls to interrupt safe FreeRTOS API functions.  DO NOT CALL
-INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
-PRIORITY THAN THIS! (higher priorities are lower numeric values. */
-#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY	2
-
-/* Interrupt priorities used by the kernel port layer itself.  These are generic
-to all Cortex-M ports, and do not rely on any particular library functions. */
-#define configKERNEL_INTERRUPT_PRIORITY 		          ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
-
-/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
-See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
-#define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
-
-#endif
-
-#endif /* __FREERTOS_CONFIG__H */
diff --git a/examples/device/cdc_msc_freertos/src/freertos_hook.c b/examples/device/cdc_msc_freertos/src/freertos_hook.c
deleted file mode 100644
index 4920e3fae..000000000
--- a/examples/device/cdc_msc_freertos/src/freertos_hook.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2019 Ha Thach (tinyusb.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- */
-
-//--------------------------------------------------------------------+
-// INCLUDE
-//--------------------------------------------------------------------+
-#include "FreeRTOS.h"
-#include "task.h"
-#include "common/tusb_common.h"
-
-
-void vApplicationMallocFailedHook(void)
-{
-  taskDISABLE_INTERRUPTS();
-  TU_ASSERT(false, );
-}
-
-void vApplicationStackOverflowHook(xTaskHandle pxTask, char *pcTaskName)
-{
-  (void) pxTask;
-  (void) pcTaskName;
-
-  taskDISABLE_INTERRUPTS();
-  TU_ASSERT(false, );
-}
-
-/* configSUPPORT_STATIC_ALLOCATION is set to 1, so the application must provide an
- * implementation of vApplicationGetIdleTaskMemory() to provide the memory that is
- * used by the Idle task. */
-void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize )
-{
-  /* If the buffers to be provided to the Idle task are declared inside this
-   * function then they must be declared static - otherwise they will be allocated on
-   * the stack and so not exists after this function exits. */
-  static StaticTask_t xIdleTaskTCB;
-  static StackType_t uxIdleTaskStack[ configMINIMAL_STACK_SIZE ];
-
-  /* Pass out a pointer to the StaticTask_t structure in which the Idle task's
-    state will be stored. */
-  *ppxIdleTaskTCBBuffer = &xIdleTaskTCB;
-
-  /* Pass out the array that will be used as the Idle task's stack. */
-  *ppxIdleTaskStackBuffer = uxIdleTaskStack;
-
-  /* Pass out the size of the array pointed to by *ppxIdleTaskStackBuffer.
-    Note that, as the array is necessarily of type StackType_t,
-    configMINIMAL_STACK_SIZE is specified in words, not bytes. */
-  *pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
-}
-
-/* configSUPPORT_STATIC_ALLOCATION and configUSE_TIMERS are both set to 1, so the
- * application must provide an implementation of vApplicationGetTimerTaskMemory()
- * to provide the memory that is used by the Timer service task. */
-void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer, StackType_t **ppxTimerTaskStackBuffer, uint32_t *pulTimerTaskStackSize )
-{
-  /* If the buffers to be provided to the Timer task are declared inside this
-   * function then they must be declared static - otherwise they will be allocated on
-   * the stack and so not exists after this function exits. */
-  static StaticTask_t xTimerTaskTCB;
-  static StackType_t uxTimerTaskStack[ configTIMER_TASK_STACK_DEPTH ];
-
-  /* Pass out a pointer to the StaticTask_t structure in which the Timer
-    task's state will be stored. */
-  *ppxTimerTaskTCBBuffer = &xTimerTaskTCB;
-
-  /* Pass out the array that will be used as the Timer task's stack. */
-  *ppxTimerTaskStackBuffer = uxTimerTaskStack;
-
-  /* Pass out the size of the array pointed to by *ppxTimerTaskStackBuffer.
-    Note that, as the array is necessarily of type StackType_t,
-    configTIMER_TASK_STACK_DEPTH is specified in words, not bytes. */
-  *pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
-}
-
-#if CFG_TUSB_MCU == OPT_MCU_RX63X | CFG_TUSB_MCU == OPT_MCU_RX65X
-#include "iodefine.h"
-void vApplicationSetupTimerInterrupt(void)
-{
-  /* Enable CMT0 */
-  unsigned short oldPRCR = SYSTEM.PRCR.WORD;
-  SYSTEM.PRCR.WORD = (0xA5u<<8) | TU_BIT(1);
-  MSTP(CMT0)       = 0;
-  SYSTEM.PRCR.WORD = (0xA5u<<8) | oldPRCR;
-
-  CMT0.CMCNT      = 0;
-  CMT0.CMCOR      = (unsigned short)(((configPERIPHERAL_CLOCK_HZ/configTICK_RATE_HZ)-1)/128);
-  CMT0.CMCR.WORD  = TU_BIT(6) | 2;
-  IR(CMT0, CMI0)  = 0;
-  IPR(CMT0, CMI0) = configKERNEL_INTERRUPT_PRIORITY;
-  IEN(CMT0, CMI0) = 1;
-  CMT.CMSTR0.BIT.STR0 = 1;
-}
-#endif
diff --git a/examples/device/cdc_msc_freertos/src/main.c b/examples/device/cdc_msc_freertos/src/main.c
index f70267e33..09ccc9bf3 100644
--- a/examples/device/cdc_msc_freertos/src/main.c
+++ b/examples/device/cdc_msc_freertos/src/main.c
@@ -30,24 +30,9 @@
 #include "bsp/board_api.h"
 #include "tusb.h"
 
-#if TUP_MCU_ESPRESSIF
-  // ESP-IDF need "freertos/" prefix in include path.
-  // CFG_TUSB_OS_INC_PATH should be defined accordingly.
-  #include "freertos/FreeRTOS.h"
-  #include "freertos/semphr.h"
-  #include "freertos/queue.h"
-  #include "freertos/task.h"
-  #include "freertos/timers.h"
-
+#ifdef ESP_PLATFORM
   #define USBD_STACK_SIZE     4096
 #else
-
-  #include "FreeRTOS.h"
-  #include "semphr.h"
-  #include "queue.h"
-  #include "task.h"
-  #include "timers.h"
-
   // Increase stack size when debug log is enabled
   #define USBD_STACK_SIZE    (3*configMINIMAL_STACK_SIZE/2) * (CFG_TUSB_DEBUG ? 2 : 1)
 #endif
@@ -87,7 +72,7 @@ static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
 static void usb_device_task(void *param);
 void led_blinking_task(void* param);
 void cdc_task(void *params);
-
+extern void msc_disk_init(void);
 //--------------------------------------------------------------------+
 // Main
 //--------------------------------------------------------------------+
@@ -95,14 +80,10 @@ void cdc_task(void *params);
 int main(void) {
   board_init();
 
+  // Create task for: tinyusb, blinky, cdc
 #if configSUPPORT_STATIC_ALLOCATION
-  // blinky task
   xTaskCreateStatic(led_blinking_task, "blinky", BLINKY_STACK_SIZE, NULL, 1, blinky_stack, &blinky_taskdef);
-
-  // Create a task for tinyusb device stack
   xTaskCreateStatic(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES-1, usb_device_stack, &usb_device_taskdef);
-
-  // Create CDC task
   xTaskCreateStatic(cdc_task, "cdc", CDC_STACK_SIZE, NULL, configMAX_PRIORITIES - 2, cdc_stack, &cdc_taskdef);
 #else
   xTaskCreate(led_blinking_task, "blinky", BLINKY_STACK_SIZE, NULL, 1, NULL);
@@ -110,15 +91,15 @@ int main(void) {
   xTaskCreate(cdc_task, "cdc", CDC_STACK_SZIE, NULL, configMAX_PRIORITIES - 2, NULL);
 #endif
 
-  // skip starting scheduler (and return) for ESP32-S2 or ESP32-S3
-#if !TUP_MCU_ESPRESSIF
+#ifndef ESP_PLATFORM
+  // only start scheduler for non-espressif mcu
   vTaskStartScheduler();
 #endif
 
   return 0;
 }
 
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
 void app_main(void) {
   main();
 }
@@ -142,6 +123,7 @@ static void usb_device_task(void *param) {
     board_init_after_tusb();
   }
 
+  msc_disk_init();
   // RTOS forever loop
   while (1) {
     // put this thread to waiting state until there is new events
@@ -207,6 +189,16 @@ void cdc_task(void *params) {
       }
 
       tud_cdc_write_flush();
+
+      // Press on-board button to send Uart status notification
+      static uint32_t btn_prev = 0;
+      static cdc_notify_uart_state_t uart_state = { .value = 0 };
+      const uint32_t btn = board_button_read();
+      if (!btn_prev && btn) {
+        uart_state.dsr ^= 1;
+        tud_cdc_notify_uart_state(&uart_state);
+      }
+      btn_prev = btn;
     }
 
     // For ESP32-Sx this delay is essential to allow idle how to run and reset watchdog
diff --git a/examples/device/cdc_msc_freertos/src/msc_disk.c b/examples/device/cdc_msc_freertos/src/msc_disk.c
index d2f8628f1..d1ff2f71b 100644
--- a/examples/device/cdc_msc_freertos/src/msc_disk.c
+++ b/examples/device/cdc_msc_freertos/src/msc_disk.c
@@ -28,6 +28,37 @@
 
 #if CFG_TUD_MSC
 
+// Use async IO in example or not
+#define CFG_EXAMPLE_MSC_ASYNC_IO    1
+
+// Simulate read/write operation delay
+#define CFG_EXAMPLE_MSC_IO_DELAY_MS 0
+
+#if CFG_EXAMPLE_MSC_ASYNC_IO
+#define IO_STACK_SIZE      configMINIMAL_STACK_SIZE
+
+typedef struct {
+  uint8_t lun;
+  bool is_read;
+  uint32_t lba;
+  uint32_t offset;
+  void* buffer;
+  uint32_t bufsize;
+} io_ops_t;
+
+QueueHandle_t io_queue;
+#if configSUPPORT_STATIC_ALLOCATION
+uint8_t io_queue_buf[sizeof(io_ops_t)];
+StaticQueue_t io_queue_static;
+StackType_t  io_stack[IO_STACK_SIZE];
+StaticTask_t io_taskdef;
+#endif
+
+static void io_task(void *params);
+#endif
+
+void msc_disk_init(void);
+
 // whether host does safe-eject
 static bool ejected = false;
 
@@ -40,8 +71,7 @@ static bool ejected = false;
 If you find any bugs or get any questions, feel free to file an\r\n\
 issue at github.com/hathach/tinyusb"
 
-enum
-{
+enum {
   DISK_BLOCK_NUM  = 16, // 8KB is the smallest size that windows allow to mount
   DISK_BLOCK_SIZE = 512
 };
@@ -119,16 +149,52 @@ uint8_t msc_disk[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
   README_CONTENTS
 };
 
+#if CFG_EXAMPLE_MSC_ASYNC_IO
+void msc_disk_init() {
+
+#if configSUPPORT_STATIC_ALLOCATION
+  io_queue = xQueueCreateStatic(1, sizeof(io_ops_t), io_queue_buf, &io_queue_static);
+  xTaskCreateStatic(io_task, "io", IO_STACK_SIZE, NULL, 2, io_stack, &io_taskdef);
+#else
+  io_queue = xQueueCreate(1, sizeof(io_ops_t));
+  xTaskCreate(io_task, "io", IO_STACK_SIZE, NULL, 2, NULL);
+#endif
+}
+
+static void io_task(void *params) {
+  (void) params;
+  io_ops_t io_ops;
+  while (1) {
+    if (xQueueReceive(io_queue, &io_ops, portMAX_DELAY)) {
+      const uint8_t* addr = msc_disk[io_ops.lba] + io_ops.offset;
+      int32_t nbytes = io_ops.bufsize;
+      if (io_ops.is_read) {
+        memcpy(io_ops.buffer, addr, io_ops.bufsize);
+      } else {
+#ifndef CFG_EXAMPLE_MSC_READONLY
+        memcpy((uint8_t*) addr, io_ops.buffer, io_ops.bufsize);
+#else
+        nbytes = -1; // failed to write
+#endif
+      }
+
+      tusb_time_delay_ms_api(CFG_EXAMPLE_MSC_IO_DELAY_MS);
+      tud_msc_async_io_done(nbytes, false);
+    }
+  }
+}
+
+#else
+void msc_disk_init() {}
+#endif
+
 // Invoked when received SCSI_CMD_INQUIRY
 // Application fill vendor id, product id and revision with string up to 8, 16, 4 characters respectively
-void tud_msc_inquiry_cb(uint8_t lun, uint8_t vendor_id[8], uint8_t product_id[16], uint8_t product_rev[4])
-{
+void tud_msc_inquiry_cb(uint8_t lun, uint8_t vendor_id[8], uint8_t product_id[16], uint8_t product_rev[4]) {
   (void) lun;
-
   const char vid[] = "TinyUSB";
   const char pid[] = "Mass Storage";
   const char rev[] = "1.0";
-
   memcpy(vendor_id  , vid, strlen(vid));
   memcpy(product_id , pid, strlen(pid));
   memcpy(product_rev, rev, strlen(rev));
@@ -136,8 +202,7 @@ void tud_msc_inquiry_cb(uint8_t lun, uint8_t vendor_id[8], uint8_t product_id[16
 
 // Invoked when received Test Unit Ready command.
 // return true allowing host to read/write this LUN e.g SD card inserted
-bool tud_msc_test_unit_ready_cb(uint8_t lun)
-{
+bool tud_msc_test_unit_ready_cb(uint8_t lun) {
   (void) lun;
 
   // RAM disk is ready until ejected
@@ -152,10 +217,8 @@ bool tud_msc_test_unit_ready_cb(uint8_t lun)
 
 // Invoked when received SCSI_CMD_READ_CAPACITY_10 and SCSI_CMD_READ_FORMAT_CAPACITY to determine the disk size
 // Application update block count and block size
-void tud_msc_capacity_cb(uint8_t lun, uint32_t* block_count, uint16_t* block_size)
-{
+void tud_msc_capacity_cb(uint8_t lun, uint32_t* block_count, uint16_t* block_size) {
   (void) lun;
-
   *block_count = DISK_BLOCK_NUM;
   *block_size  = DISK_BLOCK_SIZE;
 }
@@ -163,18 +226,14 @@ void tud_msc_capacity_cb(uint8_t lun, uint32_t* block_count, uint16_t* block_siz
 // Invoked when received Start Stop Unit command
 // - Start = 0 : stopped power mode, if load_eject = 1 : unload disk storage
 // - Start = 1 : active mode, if load_eject = 1 : load disk storage
-bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, bool load_eject)
-{
+bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, bool load_eject) {
   (void) lun;
   (void) power_condition;
 
-  if ( load_eject )
-  {
-    if (start)
-    {
+  if (load_eject) {
+    if (start) {
       // load disk storage
-    }else
-    {
+    } else {
       // unload disk storage
       ejected = true;
     }
@@ -185,83 +244,107 @@ bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, boo
 
 // Callback invoked when received READ10 command.
 // Copy disk's data to buffer (up to bufsize) and return number of copied bytes.
-int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buffer, uint32_t bufsize)
-{
+int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buffer, uint32_t bufsize) {
   (void) lun;
 
   // out of ramdisk
-  if ( lba >= DISK_BLOCK_NUM ) return -1;
+  if (lba >= DISK_BLOCK_NUM) {
+    return TUD_MSC_RET_ERROR;
+  }
 
-  uint8_t const* addr = msc_disk[lba] + offset;
-  memcpy(buffer, addr, bufsize);
+  // Check for overflow of offset + bufsize
+  if (lba * DISK_BLOCK_SIZE + offset + bufsize > DISK_BLOCK_NUM * DISK_BLOCK_SIZE) {
+    return TUD_MSC_RET_ERROR;
+  }
 
-  return (int32_t) bufsize;
+  #if CFG_EXAMPLE_MSC_ASYNC_IO
+  io_ops_t io_ops = {.is_read = true, .lun = lun, .lba = lba, .offset = offset, .buffer = buffer, .bufsize = bufsize};
+
+  // Send IO operation to IO task
+  TU_ASSERT(xQueueSend(io_queue, &io_ops, 0) == pdPASS);
+
+  return TUD_MSC_RET_ASYNC;
+  #else
+  uint8_t const *addr = msc_disk[lba] + offset;
+  memcpy(buffer, addr, bufsize);
+  return bufsize;
+  #endif
 }
 
-bool tud_msc_is_writable_cb (uint8_t lun)
-{
+bool tud_msc_is_writable_cb (uint8_t lun) {
   (void) lun;
 
-#ifdef CFG_EXAMPLE_MSC_READONLY
+  #ifdef CFG_EXAMPLE_MSC_READONLY
   return false;
-#else
+  #else
   return true;
-#endif
+  #endif
 }
 
 // Callback invoked when received WRITE10 command.
 // Process data in buffer to disk's storage and return number of written bytes
-int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t* buffer, uint32_t bufsize)
-{
+int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t* buffer, uint32_t bufsize) {
+  // out of ramdisk
+  if (lba >= DISK_BLOCK_NUM) {
+    return TUD_MSC_RET_ERROR;
+  }
+
+  // Check for overflow of offset + bufsize
+  if (lba * DISK_BLOCK_SIZE + offset + bufsize > DISK_BLOCK_NUM * DISK_BLOCK_SIZE) {
+    return TUD_MSC_RET_ERROR;
+  }
+
+  #ifdef CFG_EXAMPLE_MSC_READONLY
   (void) lun;
+  (void) buffer;
+  return bufsize;
+  #endif
 
-  // out of ramdisk
-  if ( lba >= DISK_BLOCK_NUM ) return -1;
+  #if CFG_EXAMPLE_MSC_ASYNC_IO
+  io_ops_t io_ops = {.is_read = false, .lun = lun, .lba = lba, .offset = offset, .buffer = buffer, .bufsize = bufsize};
 
-#ifndef CFG_EXAMPLE_MSC_READONLY
-  uint8_t* addr = msc_disk[lba] + offset;
+  // Send IO operation to IO task
+  TU_ASSERT(xQueueSend(io_queue, &io_ops, 0) == pdPASS);
+
+  return TUD_MSC_RET_ASYNC;
+  #else
+  uint8_t *addr = msc_disk[lba] + offset;
   memcpy(addr, buffer, bufsize);
-#else
-  (void) lba; (void) offset; (void) buffer;
-#endif
+  tusb_time_delay_ms_api(CFG_EXAMPLE_MSC_IO_DELAY_MS);
 
-  return (int32_t) bufsize;
+  return bufsize;
+  #endif
 }
 
 // Callback invoked when received an SCSI command not in built-in list below
 // - READ_CAPACITY10, READ_FORMAT_CAPACITY, INQUIRY, MODE_SENSE6, REQUEST_SENSE
 // - READ10 and WRITE10 has their own callbacks
-int32_t tud_msc_scsi_cb (uint8_t lun, uint8_t const scsi_cmd[16], void* buffer, uint16_t bufsize)
-{
+int32_t tud_msc_scsi_cb (uint8_t lun, uint8_t const scsi_cmd[16], void* buffer, uint16_t bufsize) {
   // read10 & write10 has their own callback and MUST not be handled here
 
-  void const* response = NULL;
+  void const *response = NULL;
   int32_t resplen = 0;
 
   // most scsi handled is input
   bool in_xfer = true;
 
-  switch (scsi_cmd[0])
-  {
+  switch (scsi_cmd[0]) {
     default:
       // Set Sense = Invalid Command Operation
       tud_msc_set_sense(lun, SCSI_SENSE_ILLEGAL_REQUEST, 0x20, 0x00);
 
       // negative means error -> tinyusb could stall and/or response with failed status
       resplen = -1;
-    break;
+      break;
   }
 
   // return resplen must not larger than bufsize
-  if ( resplen > bufsize ) resplen = bufsize;
+  if (resplen > bufsize) { resplen = bufsize; }
 
-  if ( response && (resplen > 0) )
-  {
-    if(in_xfer)
-    {
+  if (response && (resplen > 0)) {
+    if (in_xfer) {
       memcpy(buffer, response, (size_t) resplen);
-    }else
-    {
+    } else {
       // SCSI output
     }
   }
diff --git a/examples/device/cdc_msc_freertos/src/tusb_config.h b/examples/device/cdc_msc_freertos/src/tusb_config.h
index e743c9148..9cc3a18d1 100644
--- a/examples/device/cdc_msc_freertos/src/tusb_config.h
+++ b/examples/device/cdc_msc_freertos/src/tusb_config.h
@@ -59,7 +59,7 @@
 #endif
 
 // Espressif IDF requires "freertos/" prefix in include path
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
 #define CFG_TUSB_OS_INC_PATH  freertos/
 #endif
 
@@ -104,6 +104,8 @@
 #define CFG_TUD_MIDI             0
 #define CFG_TUD_VENDOR           0
 
+#define CFG_TUD_CDC_NOTIFY        1 // Enable use of notification endpoint
+
 // CDC FIFO size of TX and RX
 #define CFG_TUD_CDC_RX_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
 #define CFG_TUD_CDC_TX_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
diff --git a/examples/device/cdc_msc_freertos/src/usb_descriptors.c b/examples/device/cdc_msc_freertos/src/usb_descriptors.c
index 405a57fe4..a55fa3675 100644
--- a/examples/device/cdc_msc_freertos/src/usb_descriptors.c
+++ b/examples/device/cdc_msc_freertos/src/usb_descriptors.c
@@ -52,7 +52,6 @@ tusb_desc_device_t const desc_device = {
     .bDeviceClass       = TUSB_CLASS_MISC,
     .bDeviceSubClass    = MISC_SUBCLASS_COMMON,
     .bDeviceProtocol    = MISC_PROTOCOL_IAD,
-
     .bMaxPacketSize0    = CFG_TUD_ENDPOINT0_SIZE,
 
     .idVendor           = USB_VID,
@@ -131,7 +130,7 @@ uint8_t const desc_fs_configuration[] =
   TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
 
   // Interface number, string index, EP notification address and size, EP data address (out, in) and size.
-  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 64),
+  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 16, EPNUM_CDC_OUT, EPNUM_CDC_IN, 64),
 
   // Interface number, string index, EP Out & EP In address, EP size
   TUD_MSC_DESCRIPTOR(ITF_NUM_MSC, 5, EPNUM_MSC_OUT, EPNUM_MSC_IN, 64),
@@ -147,7 +146,7 @@ uint8_t const desc_hs_configuration[] =
   TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
 
   // Interface number, string index, EP notification address and size, EP data address (out, in) and size.
-  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 512),
+  TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 16, EPNUM_CDC_OUT, EPNUM_CDC_IN, 512),
 
   // Interface number, string index, EP Out & EP In address, EP size
   TUD_MSC_DESCRIPTOR(ITF_NUM_MSC, 5, EPNUM_MSC_OUT, EPNUM_MSC_IN, 512),
@@ -176,16 +175,14 @@ tusb_desc_device_qualifier_t const desc_device_qualifier =
 // Application return pointer to descriptor, whose contents must exist long enough for transfer to complete.
 // device_qualifier descriptor describes information about a high-speed capable device that would
 // change if the device were operating at the other speed. If not highspeed capable stall this request.
-uint8_t const* tud_descriptor_device_qualifier_cb(void)
-{
+uint8_t const* tud_descriptor_device_qualifier_cb(void) {
   return (uint8_t const*) &desc_device_qualifier;
 }
 
 // Invoked when received GET OTHER SEED CONFIGURATION DESCRIPTOR request
 // Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
 // Configuration descriptor in the other speed e.g if high speed then this is for full speed and vice versa
-uint8_t const* tud_descriptor_other_speed_configuration_cb(uint8_t index)
-{
+uint8_t const* tud_descriptor_other_speed_configuration_cb(uint8_t index) {
   (void) index; // for multiple configurations
 
   // if link speed is high return fullspeed config, and vice versa
@@ -204,13 +201,12 @@ uint8_t const* tud_descriptor_other_speed_configuration_cb(uint8_t index)
 // Invoked when received GET CONFIGURATION DESCRIPTOR
 // Application return pointer to descriptor
 // Descriptor contents must exist long enough for transfer to complete
-uint8_t const * tud_descriptor_configuration_cb(uint8_t index)
-{
+uint8_t const * tud_descriptor_configuration_cb(uint8_t index) {
   (void) index; // for multiple configurations
 
 #if TUD_OPT_HIGH_SPEED
   // Although we are highspeed, host may be fullspeed.
-  return (tud_speed_get() == TUSB_SPEED_HIGH) ?  desc_hs_configuration : desc_fs_configuration;
+  return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_hs_configuration : desc_fs_configuration;
 #else
   return desc_fs_configuration;
 #endif
@@ -229,8 +225,7 @@ enum {
 };
 
 // array of pointer to string descriptors
-char const *string_desc_arr[] =
-{
+char const *string_desc_arr[] = {
   (const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409)
   "TinyUSB",                     // 1: Manufacturer
   "TinyUSB Device",              // 2: Product
@@ -261,14 +256,14 @@ uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) {
       // Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors.
       // https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors
 
-      if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) return NULL;
+      if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) { return NULL; }
 
       const char *str = string_desc_arr[index];
 
       // Cap at max char
       chr_count = strlen(str);
       size_t const max_count = sizeof(_desc_str) / sizeof(_desc_str[0]) - 1; // -1 for string type
-      if ( chr_count > max_count ) chr_count = max_count;
+      if ( chr_count > max_count ) { chr_count = max_count; }
 
       // Convert ASCII string into UTF-16
       for ( size_t i = 0; i < chr_count; i++ ) {
@@ -279,6 +274,5 @@ uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) {
 
   // first byte is length (including header), second byte is string type
   _desc_str[0] = (uint16_t) ((TUSB_DESC_STRING << 8) | (2 * chr_count + 2));
-
   return _desc_str;
 }
diff --git a/examples/device/cdc_uac2/CMakeLists.txt b/examples/device/cdc_uac2/CMakeLists.txt
index 64e4374e9..c8c797637 100644
--- a/examples/device/cdc_uac2/CMakeLists.txt
+++ b/examples/device/cdc_uac2/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/cdc_uac2/CMakePresets.json b/examples/device/cdc_uac2/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/cdc_uac2/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/cdc_uac2/skip.txt b/examples/device/cdc_uac2/skip.txt
new file mode 100644
index 000000000..a2a76af0e
--- /dev/null
+++ b/examples/device/cdc_uac2/skip.txt
@@ -0,0 +1,8 @@
+mcu:LPC11UXX
+mcu:LPC13XX
+mcu:NUC121
+mcu:SAMD11
+mcu:SAME5X
+mcu:SAMG
+board:stm32l052dap52
+family:espressif
diff --git a/examples/device/cdc_uac2/src/main.c b/examples/device/cdc_uac2/src/main.c
index b148593da..bc87f6e3c 100644
--- a/examples/device/cdc_uac2/src/main.c
+++ b/examples/device/cdc_uac2/src/main.c
@@ -39,6 +39,7 @@ extern uint32_t blink_interval_ms;
 #endif
 
 void led_blinking_task(void);
+void audio_task(void);
 
 /*------------- MAIN -------------*/
 int main(void)
@@ -62,7 +63,7 @@ int main(void)
   {
     tud_task(); // TinyUSB device task
     led_blinking_task();
-
+    audio_task();
 #if (CFG_TUSB_MCU == OPT_MCU_RP2040)
     // printf("Hello, world!\r\n");
 #endif
diff --git a/examples/device/cdc_uac2/src/tusb_config.h b/examples/device/cdc_uac2/src/tusb_config.h
index 93489cf62..2318ccf73 100644
--- a/examples/device/cdc_uac2/src/tusb_config.h
+++ b/examples/device/cdc_uac2/src/tusb_config.h
@@ -145,8 +145,8 @@ extern "C" {
 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN    TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX)
 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_IN    TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX)
 
-#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ      TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN)
 #define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX         TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN) // Maximum EP IN size for all AS alternate settings used
+#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ      (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX // Example read FIFO every 1ms, so it should be 8 times larger for HS device
 
 // EP and buffer size - for isochronous EP´s, the buffer and EP size are equal (different sizes would not make sense)
 #define CFG_TUD_AUDIO_ENABLE_EP_OUT               1
@@ -154,8 +154,8 @@ extern "C" {
 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT   TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX)
 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_OUT   TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX)
 
-#define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ     TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT)
 #define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX        TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT) // Maximum EP IN size for all AS alternate settings used
+#define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ     (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX // Example read FIFO every 1ms, so it should be 8 times larger for HS device
 
 // Number of Standard AS Interface Descriptors (4.9.1) defined per audio function - this is required to be able to remember the current alternate settings of these interfaces - We restrict us here to have a constant number for all audio functions (which means this has to be the maximum number of AS interfaces an audio function has and a second audio function with less AS interfaces just wastes a few bytes)
 #define CFG_TUD_AUDIO_FUNC_1_N_AS_INT 	          2
@@ -164,8 +164,11 @@ extern "C" {
 #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ          64
 
 // CDC FIFO size of TX and RX
-#define CFG_TUD_CDC_RX_BUFSIZE                    64
-#define CFG_TUD_CDC_TX_BUFSIZE                    64
+#define CFG_TUD_CDC_RX_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
+#define CFG_TUD_CDC_TX_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
+
+// CDC Endpoint transfer buffer size, more is faster
+#define CFG_TUD_CDC_EP_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
 
 #ifdef __cplusplus
 }
diff --git a/examples/device/cdc_uac2/src/uac2_app.c b/examples/device/cdc_uac2/src/uac2_app.c
index 70b0949a9..7d5da5ed0 100644
--- a/examples/device/cdc_uac2/src/uac2_app.c
+++ b/examples/device/cdc_uac2/src/uac2_app.c
@@ -49,17 +49,36 @@ uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
 int8_t mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];       // +1 for master channel 0
 int16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];    // +1 for master channel 0
 
-// Buffer for microphone data
-int32_t mic_buf[CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ / 4];
 // Buffer for speaker data
 int32_t spk_buf[CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ / 4];
 // Speaker data size received in the last frame
-int spk_data_size;
+uint16_t spk_data_size;
 // Resolution per format
 const uint8_t resolutions_per_format[CFG_TUD_AUDIO_FUNC_1_N_FORMATS] = {CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_RX};
 // Current resolution, update on format change
 uint8_t current_resolution;
 
+//--------------------------------------------------------------------+
+// AUDIO Task
+//--------------------------------------------------------------------+
+
+// This task simulates an audio transfer callback, one frame is sent/received every 1ms.
+// In a real application, this would be replaced with actual I2S send/receive callback.
+void audio_task(void) {
+  static uint32_t start_ms = 0;
+  uint32_t curr_ms = board_millis();
+  if (start_ms == curr_ms) return;// not enough time
+  start_ms = curr_ms;
+  // When new data arrived, copy data from speaker buffer, to microphone buffer
+  // and send it over
+  // Only support speaker & headphone both have the same resolution
+  // If one is 16bit another is 24bit be care of LOUD noise !
+  spk_data_size = tud_audio_read(spk_buf, sizeof(spk_buf));
+  if (spk_data_size) {
+      tud_audio_write((uint8_t *) spk_buf, spk_data_size);
+  }
+}
+
 // Helper for clock get requests
 static bool tud_audio_clock_get_request(uint8_t rhport, audio_control_request_t const *request)
 {
@@ -265,8 +284,6 @@ bool tud_audio_set_itf_cb(uint8_t rhport, tusb_control_request_t const * p_reque
     blink_interval_ms = BLINK_STREAMING;
   }
 
-  // Clear buffer when streaming format is changed
-  spk_data_size = 0;
   if(alt != 0)
   {
     current_resolution = resolutions_per_format[alt-1];
@@ -275,30 +292,6 @@ bool tud_audio_set_itf_cb(uint8_t rhport, tusb_control_request_t const * p_reque
   return true;
 }
 
-bool tud_audio_rx_done_pre_read_cb(uint8_t rhport, uint16_t n_bytes_received, uint8_t func_id, uint8_t ep_out, uint8_t cur_alt_setting)
-{
-  (void)rhport;
-  (void)func_id;
-  (void)ep_out;
-  (void)cur_alt_setting;
-
-  spk_data_size = tud_audio_read(spk_buf, n_bytes_received);
-  tud_audio_write(spk_buf, n_bytes_received);
-
-  return true;
-}
-
-bool tud_audio_tx_done_pre_load_cb(uint8_t rhport, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void)rhport;
-  (void)itf;
-  (void)ep_in;
-  (void)cur_alt_setting;
-
-  // This callback could be used to fill microphone data separately
-  return true;
-}
-
 //--------------------------------------------------------------------+
 // BLINKING TASK
 //--------------------------------------------------------------------+
diff --git a/examples/device/cdc_uac2/src/usb_descriptors.c b/examples/device/cdc_uac2/src/usb_descriptors.c
index 9f7255d8a..22d3cf05a 100644
--- a/examples/device/cdc_uac2/src/usb_descriptors.c
+++ b/examples/device/cdc_uac2/src/usb_descriptors.c
@@ -116,7 +116,7 @@ uint8_t const * tud_descriptor_device_cb(void)
   #define EPNUM_CDC_IN      0x84
 #endif
 
-uint8_t const desc_configuration[] =
+uint8_t const desc_fs_configuration[] =
 {
     // Config number, interface count, string index, total length, attribute, power in mA
     TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
@@ -128,13 +128,78 @@ uint8_t const desc_configuration[] =
     TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 6, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 64)
 };
 
+#if TUD_OPT_HIGH_SPEED
+// Per USB specs: high speed capable device must report device_qualifier and other_speed_configuration
+
+// high speed configuration
+uint8_t const desc_hs_configuration[] = {
+    // Config number, interface count, string index, total length, attribute, power in mA
+    TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
+
+    // Interface number, string index, EP Out & EP In address, EP size
+    TUD_AUDIO_HEADSET_STEREO_DESCRIPTOR(2, EPNUM_AUDIO_OUT, EPNUM_AUDIO_IN | 0x80),
+
+    // CDC: Interface number, string index, EP notification address and size, EP data address (out, in) and size.
+    TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 6, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 512)
+};
+
+// other speed configuration
+uint8_t desc_other_speed_config[CONFIG_TOTAL_LEN];
+
+// device qualifier is mostly similar to device descriptor since we don't change configuration based on speed
+tusb_desc_device_qualifier_t const desc_device_qualifier = {
+    .bLength            = sizeof(tusb_desc_device_qualifier_t),
+    .bDescriptorType    = TUSB_DESC_DEVICE_QUALIFIER,
+    .bcdUSB             = 0x0100,
+
+    .bDeviceClass       = TUSB_CLASS_MISC,
+    .bDeviceSubClass    = MISC_SUBCLASS_COMMON,
+    .bDeviceProtocol    = MISC_PROTOCOL_IAD,
+
+    .bMaxPacketSize0    = CFG_TUD_ENDPOINT0_SIZE,
+    .bNumConfigurations = 0x01,
+    .bReserved          = 0x00
+};
+
+// Invoked when received GET DEVICE QUALIFIER DESCRIPTOR request
+// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete.
+// device_qualifier descriptor describes information about a high-speed capable device that would
+// change if the device were operating at the other speed. If not highspeed capable stall this request.
+uint8_t const *tud_descriptor_device_qualifier_cb(void) {
+  return (uint8_t const *) &desc_device_qualifier;
+}
+
+// Invoked when received GET OTHER SEED CONFIGURATION DESCRIPTOR request
+// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
+// Configuration descriptor in the other speed e.g if high speed then this is for full speed and vice versa
+uint8_t const *tud_descriptor_other_speed_configuration_cb(uint8_t index) {
+  (void) index; // for multiple configurations
+
+  // if link speed is high return fullspeed config, and vice versa
+  // Note: the descriptor type is OHER_SPEED_CONFIG instead of CONFIG
+  memcpy(desc_other_speed_config,
+         (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_fs_configuration : desc_hs_configuration,
+         CONFIG_TOTAL_LEN);
+
+  desc_other_speed_config[1] = TUSB_DESC_OTHER_SPEED_CONFIG;
+
+  return desc_other_speed_config;
+}
+
+#endif // highspeed
+
 // Invoked when received GET CONFIGURATION DESCRIPTOR
 // Application return pointer to descriptor
 // Descriptor contents must exist long enough for transfer to complete
 uint8_t const * tud_descriptor_configuration_cb(uint8_t index)
 {
   (void)index; // for multiple configurations
-  return desc_configuration;
+#if TUD_OPT_HIGH_SPEED
+  // Although we are highspeed, host may be fullspeed.
+  return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_hs_configuration : desc_fs_configuration;
+#else
+  return desc_fs_configuration;
+#endif
 }
 
 //--------------------------------------------------------------------+
diff --git a/examples/device/dfu/CMakeLists.txt b/examples/device/dfu/CMakeLists.txt
index a01eb3456..3da8ee3df 100644
--- a/examples/device/dfu/CMakeLists.txt
+++ b/examples/device/dfu/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/dfu/CMakePresets.json b/examples/device/dfu/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/dfu/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/dfu_runtime/CMakeLists.txt b/examples/device/dfu_runtime/CMakeLists.txt
index a01eb3456..3da8ee3df 100644
--- a/examples/device/dfu_runtime/CMakeLists.txt
+++ b/examples/device/dfu_runtime/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/dfu_runtime/CMakePresets.json b/examples/device/dfu_runtime/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/dfu_runtime/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/dynamic_configuration/CMakeLists.txt b/examples/device/dynamic_configuration/CMakeLists.txt
index 2b20d2234..8a62d6ba2 100644
--- a/examples/device/dynamic_configuration/CMakeLists.txt
+++ b/examples/device/dynamic_configuration/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/dynamic_configuration/CMakePresets.json b/examples/device/dynamic_configuration/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/dynamic_configuration/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/hid_boot_interface/CMakeLists.txt b/examples/device/hid_boot_interface/CMakeLists.txt
index a01eb3456..3da8ee3df 100644
--- a/examples/device/hid_boot_interface/CMakeLists.txt
+++ b/examples/device/hid_boot_interface/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/hid_boot_interface/CMakePresets.json b/examples/device/hid_boot_interface/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/hid_boot_interface/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/hid_composite/CMakeLists.txt b/examples/device/hid_composite/CMakeLists.txt
index a01eb3456..3da8ee3df 100644
--- a/examples/device/hid_composite/CMakeLists.txt
+++ b/examples/device/hid_composite/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/hid_composite/CMakePresets.json b/examples/device/hid_composite/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/hid_composite/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/hid_composite/src/main.c b/examples/device/hid_composite/src/main.c
index 5302af3b8..a58107b6f 100644
--- a/examples/device/hid_composite/src/main.c
+++ b/examples/device/hid_composite/src/main.c
@@ -197,11 +197,43 @@ static void send_hid_report(uint8_t report_id, uint32_t btn)
       }
     }
     break;
-
     default: break;
   }
 }
 
+/* use this to send stylus touch signal through USB. */
+static void send_stylus_touch(uint16_t x, uint16_t y, bool state)
+{
+  // skip if hid is not ready yet
+  if ( !tud_hid_ready() ) return;
+
+  static bool has_stylus_pen = false;
+
+  hid_stylus_report_t report =
+  {
+    .attr = 0,
+    .x = 0,
+    .y = 0
+  };
+
+  report.x = x;
+  report.y = y;
+
+  if (state)
+  {
+    report.attr = STYLUS_ATTR_TIP_SWITCH | STYLUS_ATTR_IN_RANGE;
+    tud_hid_report(REPORT_ID_STYLUS_PEN, &report, sizeof(report));
+
+    has_stylus_pen = true;
+  }else
+  {
+    report.attr = 0;
+    if (has_stylus_pen) tud_hid_report(REPORT_ID_STYLUS_PEN, &report, sizeof(report));
+    has_stylus_pen = false;
+  }
+
+}
+
 // Every 10ms, we will sent 1 report for each HID profile (keyboard, mouse etc ..)
 // tud_hid_report_complete_cb() is used to send the next report after previous one is complete
 void hid_task(void)
@@ -209,6 +241,14 @@ void hid_task(void)
   // Poll every 10ms
   const uint32_t interval_ms = 10;
   static uint32_t start_ms = 0;
+  static uint32_t touch_ms = 0;
+  static bool touch_state = false;
+
+  if (board_millis() - touch_ms < 100) {
+    touch_ms = board_millis();
+    send_stylus_touch(0, 0, touch_state = !touch_state);
+    return;
+  }
 
   if ( board_millis() - start_ms < interval_ms) return; // not enough time
   start_ms += interval_ms;
diff --git a/examples/device/hid_composite/src/usb_descriptors.c b/examples/device/hid_composite/src/usb_descriptors.c
index e174db46d..15c6e1f73 100644
--- a/examples/device/hid_composite/src/usb_descriptors.c
+++ b/examples/device/hid_composite/src/usb_descriptors.c
@@ -79,6 +79,7 @@ uint8_t const desc_hid_report[] =
 {
   TUD_HID_REPORT_DESC_KEYBOARD( HID_REPORT_ID(REPORT_ID_KEYBOARD         )),
   TUD_HID_REPORT_DESC_MOUSE   ( HID_REPORT_ID(REPORT_ID_MOUSE            )),
+  TUD_HID_REPORT_DESC_STYLUS_PEN( HID_REPORT_ID(REPORT_ID_STYLUS_PEN     )),
   TUD_HID_REPORT_DESC_CONSUMER( HID_REPORT_ID(REPORT_ID_CONSUMER_CONTROL )),
   TUD_HID_REPORT_DESC_GAMEPAD ( HID_REPORT_ID(REPORT_ID_GAMEPAD          ))
 };
diff --git a/examples/device/hid_composite/src/usb_descriptors.h b/examples/device/hid_composite/src/usb_descriptors.h
index e733d31dd..18d31172b 100644
--- a/examples/device/hid_composite/src/usb_descriptors.h
+++ b/examples/device/hid_composite/src/usb_descriptors.h
@@ -29,6 +29,7 @@ enum
 {
   REPORT_ID_KEYBOARD = 1,
   REPORT_ID_MOUSE,
+  REPORT_ID_STYLUS_PEN,
   REPORT_ID_CONSUMER_CONTROL,
   REPORT_ID_GAMEPAD,
   REPORT_ID_COUNT
diff --git a/examples/device/hid_composite_freertos/CMakeLists.txt b/examples/device/hid_composite_freertos/CMakeLists.txt
index eb22014fb..6ce9e72fe 100644
--- a/examples/device/hid_composite_freertos/CMakeLists.txt
+++ b/examples/device/hid_composite_freertos/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
@@ -19,7 +19,6 @@ add_executable(${PROJECT})
 
 # Example source
 target_sources(${PROJECT} PUBLIC
-  ${CMAKE_CURRENT_SOURCE_DIR}/src/freertos_hook.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
   )
diff --git a/examples/device/hid_composite_freertos/CMakePresets.json b/examples/device/hid_composite_freertos/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/hid_composite_freertos/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/hid_composite_freertos/Makefile b/examples/device/hid_composite_freertos/Makefile
index 88d602393..bd625b345 100644
--- a/examples/device/hid_composite_freertos/Makefile
+++ b/examples/device/hid_composite_freertos/Makefile
@@ -1,47 +1,15 @@
-DEPS_SUBMODULES += lib/FreeRTOS-Kernel
-
+RTOS = freertos
 include ../../build_system/make/make.mk
 
-FREERTOS_SRC = lib/FreeRTOS-Kernel
-FREERTOS_PORTABLE_PATH= $(FREERTOS_SRC)/portable/$(if $(findstring iar,$(TOOLCHAIN)),IAR,GCC)
-
 INC += \
 	src \
-	src/FreeRTOSConfig \
 	$(TOP)/hw \
-	$(TOP)/$(FREERTOS_SRC)/include \
-	$(TOP)/$(FREERTOS_PORTABLE_SRC)
 
 # Example source
 EXAMPLE_SOURCE = \
-	src/freertos_hook.c \
 	src/main.c \
 	src/usb_descriptors.c
 
 SRC_C += $(addprefix $(CURRENT_PATH)/, $(EXAMPLE_SOURCE))
 
-# FreeRTOS source, all files in port folder
-SRC_C += \
-	$(FREERTOS_SRC)/list.c \
-	$(FREERTOS_SRC)/queue.c \
-	$(FREERTOS_SRC)/tasks.c \
-	$(FREERTOS_SRC)/timers.c \
-	$(subst $(TOP)/,,$(wildcard $(TOP)/$(FREERTOS_PORTABLE_SRC)/*.c))
-
-SRC_S += \
-	$(subst $(TOP)/,,$(wildcard $(TOP)/$(FREERTOS_PORTABLE_SRC)/*.s))
-
-# include heap manage if configSUPPORT_DYNAMIC_ALLOCATION = 1
-# SRC_C += $(FREERTOS_SRC)/portable/MemMang/heap_1.c
-# CFLAGS += -Wno-error=sign-compare
-
-# Suppress FreeRTOSConfig.h warnings
-CFLAGS_GCC += -Wno-error=redundant-decls
-
-# Suppress FreeRTOS source warnings
-CFLAGS_GCC += -Wno-error=cast-qual
-
-# FreeRTOS (lto + Os) linker issue
-LDFLAGS_GCC += -Wl,--undefined=vTaskSwitchContext
-
 include ../../build_system/make/rules.mk
diff --git a/examples/device/hid_composite_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h b/examples/device/hid_composite_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h
deleted file mode 100644
index 869500ad2..000000000
--- a/examples/device/hid_composite_freertos/src/FreeRTOSConfig/FreeRTOSConfig.h
+++ /dev/null
@@ -1,191 +0,0 @@
-/*
- * FreeRTOS Kernel V10.0.0
- * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
- * the Software, and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software. If you wish to use our Amazon
- * FreeRTOS name, please do so in a fair use way that does not cause confusion.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * http://www.FreeRTOS.org
- * http://aws.amazon.com/freertos
- *
- * 1 tab == 4 spaces!
- */
-
-
-#ifndef FREERTOS_CONFIG_H
-#define FREERTOS_CONFIG_H
-
-/*-----------------------------------------------------------
- * Application specific definitions.
- *
- * These definitions should be adjusted for your particular hardware and
- * application requirements.
- *
- * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
- * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
- *
- * See http://www.freertos.org/a00110.html.
- *----------------------------------------------------------*/
-
-// skip if included from IAR assembler
-#ifndef __IASMARM__
-
-// Include MCU header
-#include "bsp/board_mcu.h"
-
-#if CFG_TUSB_MCU == OPT_MCU_ESP32S2 || CFG_TUSB_MCU == OPT_MCU_ESP32S3
-  #error "ESP32-Sx should use IDF's FreeRTOSConfig.h"
-#endif
-
-// TODO fix later
-#if CFG_TUSB_MCU == OPT_MCU_MM32F327X
-  extern u32 SystemCoreClock;
-#else
-  // FIXME cause redundant-decls warnings
-  extern uint32_t SystemCoreClock;
-#endif
-
-#endif
-
-/* Cortex M23/M33 port configuration. */
-#define configENABLE_MPU								        0
-#define configENABLE_FPU								        1
-#define configENABLE_TRUSTZONE					        0
-#define configMINIMAL_SECURE_STACK_SIZE					( 1024 )
-#define configRUN_FREERTOS_SECURE_ONLY          1
-
-#define configUSE_PREEMPTION                    1
-#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
-#define configCPU_CLOCK_HZ                      SystemCoreClock
-#define configTICK_RATE_HZ                      ( 1000 )
-#define configMAX_PRIORITIES                    ( 5 )
-#define configMINIMAL_STACK_SIZE                ( 128 )
-#define configTOTAL_HEAP_SIZE                   ( configSUPPORT_DYNAMIC_ALLOCATION*4*1024 )
-#define configMAX_TASK_NAME_LEN                 16
-#define configUSE_16_BIT_TICKS                  0
-#define configIDLE_SHOULD_YIELD                 1
-#define configUSE_MUTEXES                       1
-#define configUSE_RECURSIVE_MUTEXES             1
-#define configUSE_COUNTING_SEMAPHORES           1
-#define configQUEUE_REGISTRY_SIZE               4
-#define configUSE_QUEUE_SETS                    0
-#define configUSE_TIME_SLICING                  0
-#define configUSE_NEWLIB_REENTRANT              0
-#define configENABLE_BACKWARD_COMPATIBILITY     1
-#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP   0
-
-#define configSUPPORT_STATIC_ALLOCATION         1
-#define configSUPPORT_DYNAMIC_ALLOCATION        0
-
-/* Hook function related definitions. */
-#define configUSE_IDLE_HOOK                    0
-#define configUSE_TICK_HOOK                    0
-#define configUSE_MALLOC_FAILED_HOOK           0 // cause nested extern warning
-#define configCHECK_FOR_STACK_OVERFLOW         2
-#define configCHECK_HANDLER_INSTALLATION       0
-
-/* Run time and task stats gathering related definitions. */
-#define configGENERATE_RUN_TIME_STATS          0
-#define configUSE_TRACE_FACILITY               1 // legacy trace
-#define configUSE_STATS_FORMATTING_FUNCTIONS   0
-
-/* Co-routine definitions. */
-#define configUSE_CO_ROUTINES                  0
-#define configMAX_CO_ROUTINE_PRIORITIES        2
-
-/* Software timer related definitions. */
-#define configUSE_TIMERS                       1
-#define configTIMER_TASK_PRIORITY              (configMAX_PRIORITIES-2)
-#define configTIMER_QUEUE_LENGTH               32
-#define configTIMER_TASK_STACK_DEPTH           configMINIMAL_STACK_SIZE
-
-/* Optional functions - most linkers will remove unused functions anyway. */
-#define INCLUDE_vTaskPrioritySet               0
-#define INCLUDE_uxTaskPriorityGet              0
-#define INCLUDE_vTaskDelete                    0
-#define INCLUDE_vTaskSuspend                   1 // required for queue, semaphore, mutex to be blocked indefinitely with portMAX_DELAY
-#define INCLUDE_xResumeFromISR                 0
-#define INCLUDE_vTaskDelayUntil                1
-#define INCLUDE_vTaskDelay                     1
-#define INCLUDE_xTaskGetSchedulerState         0
-#define INCLUDE_xTaskGetCurrentTaskHandle      0
-#define INCLUDE_uxTaskGetStackHighWaterMark    0
-#define INCLUDE_xTaskGetIdleTaskHandle         0
-#define INCLUDE_xTimerGetTimerDaemonTaskHandle 0
-#define INCLUDE_pcTaskGetTaskName              0
-#define INCLUDE_eTaskGetState                  0
-#define INCLUDE_xEventGroupSetBitFromISR       0
-#define INCLUDE_xTimerPendFunctionCall         0
-
-#ifdef __RX__
-/* Renesas RX series */
-#define vSoftwareInterruptISR					        INT_Excep_ICU_SWINT
-#define vTickISR								              INT_Excep_CMT0_CMI0
-#define configPERIPHERAL_CLOCK_HZ				      (configCPU_CLOCK_HZ/2)
-#define configKERNEL_INTERRUPT_PRIORITY			  1
-#define configMAX_SYSCALL_INTERRUPT_PRIORITY	4
-
-#else
-
-/* FreeRTOS hooks to NVIC vectors */
-#define xPortPendSVHandler    PendSV_Handler
-#define xPortSysTickHandler   SysTick_Handler
-#define vPortSVCHandler       SVC_Handler
-
-//--------------------------------------------------------------------+
-// Interrupt nesting behavior configuration.
-//--------------------------------------------------------------------+
-#if defined(__NVIC_PRIO_BITS)
-  // For Cortex-M specific: __NVIC_PRIO_BITS is defined in core_cmx.h
-	#define configPRIO_BITS       __NVIC_PRIO_BITS
-
-#elif defined(__ECLIC_INTCTLBITS)
-  // RISC-V Bumblebee core from nuclei
-  #define configPRIO_BITS       __ECLIC_INTCTLBITS
-
-#elif defined(__IASMARM__)
-  // FIXME: IAR Assembler cannot include mcu header directly to get __NVIC_PRIO_BITS.
-  // Therefore we will hard coded it to minimum value of 2 to get pass ci build.
-  // IAR user must update this to correct value of the target MCU
-  #message "configPRIO_BITS is hard coded to 2 to pass IAR build only. User should update it per MCU"
-  #define configPRIO_BITS       2
-
-#else
-  #error "FreeRTOS configPRIO_BITS to be defined"
-#endif
-
-/* The lowest interrupt priority that can be used in a call to a "set priority" function. */
-#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY			  ((1<<configPRIO_BITS) - 1)
-
-/* The highest interrupt priority that can be used by any interrupt service
-routine that makes calls to interrupt safe FreeRTOS API functions.  DO NOT CALL
-INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
-PRIORITY THAN THIS! (higher priorities are lower numeric values. */
-#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY	2
-
-/* Interrupt priorities used by the kernel port layer itself.  These are generic
-to all Cortex-M ports, and do not rely on any particular library functions. */
-#define configKERNEL_INTERRUPT_PRIORITY 		          ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
-
-/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
-See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
-#define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
-
-#endif
-
-#endif /* __FREERTOS_CONFIG__H */
diff --git a/examples/device/hid_composite_freertos/src/freertos_hook.c b/examples/device/hid_composite_freertos/src/freertos_hook.c
deleted file mode 100644
index 4920e3fae..000000000
--- a/examples/device/hid_composite_freertos/src/freertos_hook.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2019 Ha Thach (tinyusb.org)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- */
-
-//--------------------------------------------------------------------+
-// INCLUDE
-//--------------------------------------------------------------------+
-#include "FreeRTOS.h"
-#include "task.h"
-#include "common/tusb_common.h"
-
-
-void vApplicationMallocFailedHook(void)
-{
-  taskDISABLE_INTERRUPTS();
-  TU_ASSERT(false, );
-}
-
-void vApplicationStackOverflowHook(xTaskHandle pxTask, char *pcTaskName)
-{
-  (void) pxTask;
-  (void) pcTaskName;
-
-  taskDISABLE_INTERRUPTS();
-  TU_ASSERT(false, );
-}
-
-/* configSUPPORT_STATIC_ALLOCATION is set to 1, so the application must provide an
- * implementation of vApplicationGetIdleTaskMemory() to provide the memory that is
- * used by the Idle task. */
-void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize )
-{
-  /* If the buffers to be provided to the Idle task are declared inside this
-   * function then they must be declared static - otherwise they will be allocated on
-   * the stack and so not exists after this function exits. */
-  static StaticTask_t xIdleTaskTCB;
-  static StackType_t uxIdleTaskStack[ configMINIMAL_STACK_SIZE ];
-
-  /* Pass out a pointer to the StaticTask_t structure in which the Idle task's
-    state will be stored. */
-  *ppxIdleTaskTCBBuffer = &xIdleTaskTCB;
-
-  /* Pass out the array that will be used as the Idle task's stack. */
-  *ppxIdleTaskStackBuffer = uxIdleTaskStack;
-
-  /* Pass out the size of the array pointed to by *ppxIdleTaskStackBuffer.
-    Note that, as the array is necessarily of type StackType_t,
-    configMINIMAL_STACK_SIZE is specified in words, not bytes. */
-  *pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
-}
-
-/* configSUPPORT_STATIC_ALLOCATION and configUSE_TIMERS are both set to 1, so the
- * application must provide an implementation of vApplicationGetTimerTaskMemory()
- * to provide the memory that is used by the Timer service task. */
-void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer, StackType_t **ppxTimerTaskStackBuffer, uint32_t *pulTimerTaskStackSize )
-{
-  /* If the buffers to be provided to the Timer task are declared inside this
-   * function then they must be declared static - otherwise they will be allocated on
-   * the stack and so not exists after this function exits. */
-  static StaticTask_t xTimerTaskTCB;
-  static StackType_t uxTimerTaskStack[ configTIMER_TASK_STACK_DEPTH ];
-
-  /* Pass out a pointer to the StaticTask_t structure in which the Timer
-    task's state will be stored. */
-  *ppxTimerTaskTCBBuffer = &xTimerTaskTCB;
-
-  /* Pass out the array that will be used as the Timer task's stack. */
-  *ppxTimerTaskStackBuffer = uxTimerTaskStack;
-
-  /* Pass out the size of the array pointed to by *ppxTimerTaskStackBuffer.
-    Note that, as the array is necessarily of type StackType_t,
-    configTIMER_TASK_STACK_DEPTH is specified in words, not bytes. */
-  *pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
-}
-
-#if CFG_TUSB_MCU == OPT_MCU_RX63X | CFG_TUSB_MCU == OPT_MCU_RX65X
-#include "iodefine.h"
-void vApplicationSetupTimerInterrupt(void)
-{
-  /* Enable CMT0 */
-  unsigned short oldPRCR = SYSTEM.PRCR.WORD;
-  SYSTEM.PRCR.WORD = (0xA5u<<8) | TU_BIT(1);
-  MSTP(CMT0)       = 0;
-  SYSTEM.PRCR.WORD = (0xA5u<<8) | oldPRCR;
-
-  CMT0.CMCNT      = 0;
-  CMT0.CMCOR      = (unsigned short)(((configPERIPHERAL_CLOCK_HZ/configTICK_RATE_HZ)-1)/128);
-  CMT0.CMCR.WORD  = TU_BIT(6) | 2;
-  IR(CMT0, CMI0)  = 0;
-  IPR(CMT0, CMI0) = configKERNEL_INTERRUPT_PRIORITY;
-  IEN(CMT0, CMI0) = 1;
-  CMT.CMSTR0.BIT.STR0 = 1;
-}
-#endif
diff --git a/examples/device/hid_composite_freertos/src/main.c b/examples/device/hid_composite_freertos/src/main.c
index ae091571e..3f5e8a91c 100644
--- a/examples/device/hid_composite_freertos/src/main.c
+++ b/examples/device/hid_composite_freertos/src/main.c
@@ -31,7 +31,7 @@
 #include "tusb.h"
 #include "usb_descriptors.h"
 
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
   // ESP-IDF need "freertos/" prefix in include path.
   // CFG_TUSB_OS_INC_PATH should be defined accordingly.
   #include "freertos/FreeRTOS.h"
@@ -112,17 +112,16 @@ int main(void)
 
   xTimerStart(blinky_tm, 0);
 
-  // skip starting scheduler (and return) for ESP32-S2 or ESP32-S3
-#if !TUP_MCU_ESPRESSIF
+  // only start scheduler for non-espressif mcu
+#ifndef ESP_PLATFORM
   vTaskStartScheduler();
 #endif
 
   return 0;
 }
 
-#if TUP_MCU_ESPRESSIF
-void app_main(void)
-{
+#ifdef ESP_PLATFORM
+void app_main(void) {
   main();
 }
 #endif
diff --git a/examples/device/hid_composite_freertos/src/tusb_config.h b/examples/device/hid_composite_freertos/src/tusb_config.h
index 0689e0f23..b28033a0c 100644
--- a/examples/device/hid_composite_freertos/src/tusb_config.h
+++ b/examples/device/hid_composite_freertos/src/tusb_config.h
@@ -59,7 +59,7 @@
 #endif
 
 // Espressif IDF requires "freertos/" prefix in include path
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
 #define CFG_TUSB_OS_INC_PATH  freertos/
 #endif
 
diff --git a/examples/device/hid_generic_inout/CMakeLists.txt b/examples/device/hid_generic_inout/CMakeLists.txt
index a01eb3456..3da8ee3df 100644
--- a/examples/device/hid_generic_inout/CMakeLists.txt
+++ b/examples/device/hid_generic_inout/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/hid_generic_inout/CMakePresets.json b/examples/device/hid_generic_inout/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/hid_generic_inout/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/hid_multiple_interface/CMakeLists.txt b/examples/device/hid_multiple_interface/CMakeLists.txt
index a01eb3456..3da8ee3df 100644
--- a/examples/device/hid_multiple_interface/CMakeLists.txt
+++ b/examples/device/hid_multiple_interface/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/hid_multiple_interface/CMakePresets.json b/examples/device/hid_multiple_interface/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/hid_multiple_interface/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/midi_test/CMakeLists.txt b/examples/device/midi_test/CMakeLists.txt
index e51f14c02..6a7e68c3d 100644
--- a/examples/device/midi_test/CMakeLists.txt
+++ b/examples/device/midi_test/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
@@ -9,22 +9,24 @@ project(${PROJECT} C CXX ASM)
 
 # Checks this example is valid for the family and initializes the project
 family_initialize_project(${PROJECT} ${CMAKE_CURRENT_LIST_DIR})
+
 # Espressif has its own cmake build system
 if(FAMILY STREQUAL "espressif")
   return()
 endif()
 
 add_executable(${PROJECT})
+
 # Example source
 target_sources(${PROJECT} PUBLIC
-        ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
-        ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
-        )
+  ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
+  ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
+  )
 
 # Example include
 target_include_directories(${PROJECT} PUBLIC
-        ${CMAKE_CURRENT_SOURCE_DIR}/src
-        )
+  ${CMAKE_CURRENT_SOURCE_DIR}/src
+  )
 
 # Configure compilation flags and libraries for the example without RTOS.
 # See the corresponding function in hw/bsp/FAMILY/family.cmake for details.
diff --git a/examples/device/midi_test/CMakePresets.json b/examples/device/midi_test/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/midi_test/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/midi_test/src/main.c b/examples/device/midi_test/src/main.c
index d7849a2c4..e5c47bdb2 100644
--- a/examples/device/midi_test/src/main.c
+++ b/examples/device/midi_test/src/main.c
@@ -58,8 +58,7 @@ void led_blinking_task(void);
 void midi_task(void);
 
 /*------------- MAIN -------------*/
-int main(void)
-{
+int main(void) {
   board_init();
 
   // init device stack on configured roothub port
@@ -73,8 +72,7 @@ int main(void)
     board_init_after_tusb();
   }
 
-  while (1)
-  {
+  while (1) {
     tud_task(); // tinyusb device task
     led_blinking_task();
     midi_task();
@@ -86,29 +84,25 @@ int main(void)
 //--------------------------------------------------------------------+
 
 // Invoked when device is mounted
-void tud_mount_cb(void)
-{
+void tud_mount_cb(void) {
   blink_interval_ms = BLINK_MOUNTED;
 }
 
 // Invoked when device is unmounted
-void tud_umount_cb(void)
-{
+void tud_umount_cb(void) {
   blink_interval_ms = BLINK_NOT_MOUNTED;
 }
 
 // Invoked when usb bus is suspended
 // remote_wakeup_en : if host allow us  to perform remote wakeup
 // Within 7ms, device must draw an average of current less than 2.5 mA from bus
-void tud_suspend_cb(bool remote_wakeup_en)
-{
+void tud_suspend_cb(bool remote_wakeup_en) {
   (void) remote_wakeup_en;
   blink_interval_ms = BLINK_SUSPENDED;
 }
 
 // Invoked when usb bus is resumed
-void tud_resume_cb(void)
-{
+void tud_resume_cb(void) {
   blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED;
 }
 
@@ -120,8 +114,7 @@ void tud_resume_cb(void)
 uint32_t note_pos = 0;
 
 // Store example melody as an array of note values
-uint8_t note_sequence[] =
-{
+const uint8_t note_sequence[] = {
   74,78,81,86,90,93,98,102,57,61,66,69,73,78,81,85,88,92,97,100,97,92,88,85,81,78,
   74,69,66,62,57,62,66,69,74,78,81,86,90,93,97,102,97,93,90,85,81,78,73,68,64,61,
   56,61,64,68,74,78,81,86,90,93,98,102
@@ -137,11 +130,15 @@ void midi_task(void)
   // The MIDI interface always creates input and output port/jack descriptors
   // regardless of these being used or not. Therefore incoming traffic should be read
   // (possibly just discarded) to avoid the sender blocking in IO
-  uint8_t packet[4];
-  while ( tud_midi_available() ) tud_midi_packet_read(packet);
+  while (tud_midi_available()) {
+    uint8_t packet[4];
+    tud_midi_packet_read(packet);
+  }
 
   // send note periodically
-  if (board_millis() - start_ms < 286) return; // not enough time
+  if (board_millis() - start_ms < 286) {
+    return; // not enough time
+  }
   start_ms += 286;
 
   // Previous positions in the note sequence.
@@ -149,7 +146,9 @@ void midi_task(void)
 
   // If we currently are at position 0, set the
   // previous position to the last note in the sequence.
-  if (previous < 0) previous = sizeof(note_sequence) - 1;
+  if (previous < 0) {
+    previous = sizeof(note_sequence) - 1;
+  }
 
   // Send Note On for current position at full velocity (127) on channel 1.
   uint8_t note_on[3] = { 0x90 | channel, note_sequence[note_pos], 127 };
@@ -163,7 +162,9 @@ void midi_task(void)
   note_pos++;
 
   // If we are at the end of the sequence, start over.
-  if (note_pos >= sizeof(note_sequence)) note_pos = 0;
+  if (note_pos >= sizeof(note_sequence)) {
+    note_pos = 0;
+  }
 }
 
 //--------------------------------------------------------------------+
diff --git a/examples/device/midi_test/src/usb_descriptors.c b/examples/device/midi_test/src/usb_descriptors.c
index 3870eaaf0..384742ae8 100644
--- a/examples/device/midi_test/src/usb_descriptors.c
+++ b/examples/device/midi_test/src/usb_descriptors.c
@@ -39,8 +39,7 @@
 //--------------------------------------------------------------------+
 // Device Descriptors
 //--------------------------------------------------------------------+
-tusb_desc_device_t const desc_device =
-{
+tusb_desc_device_t const desc_device = {
     .bLength            = sizeof(tusb_desc_device_t),
     .bDescriptorType    = TUSB_DESC_DEVICE,
     .bcdUSB             = 0x0200,
@@ -62,18 +61,13 @@ tusb_desc_device_t const desc_device =
 
 // Invoked when received GET DEVICE DESCRIPTOR
 // Application return pointer to descriptor
-uint8_t const * tud_descriptor_device_cb(void)
-{
+uint8_t const * tud_descriptor_device_cb(void) {
   return (uint8_t const *) &desc_device;
 }
-
-
 //--------------------------------------------------------------------+
 // Configuration Descriptor
 //--------------------------------------------------------------------+
-
-enum
-{
+enum {
   ITF_NUM_MIDI = 0,
   ITF_NUM_MIDI_STREAMING,
   ITF_NUM_TOTAL
@@ -104,8 +98,7 @@ enum
   #define EPNUM_MIDI_IN   0x81
 #endif
 
-uint8_t const desc_fs_configuration[] =
-{
+uint8_t const desc_fs_configuration[] = {
   // Config number, interface count, string index, total length, attribute, power in mA
   TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
 
@@ -114,8 +107,7 @@ uint8_t const desc_fs_configuration[] =
 };
 
 #if TUD_OPT_HIGH_SPEED
-uint8_t const desc_hs_configuration[] =
-{
+uint8_t const desc_hs_configuration[] = {
   // Config number, interface count, string index, total length, attribute, power in mA
   TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
 
@@ -127,8 +119,7 @@ uint8_t const desc_hs_configuration[] =
 // Invoked when received GET CONFIGURATION DESCRIPTOR
 // Application return pointer to descriptor
 // Descriptor contents must exist long enough for transfer to complete
-uint8_t const * tud_descriptor_configuration_cb(uint8_t index)
-{
+uint8_t const * tud_descriptor_configuration_cb(uint8_t index) {
   (void) index; // for multiple configurations
 
 #if TUD_OPT_HIGH_SPEED
@@ -152,8 +143,7 @@ enum {
 };
 
 // array of pointer to string descriptors
-char const *string_desc_arr[] =
-{
+char const *string_desc_arr[] = {
   (const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409)
   "TinyUSB",                     // 1: Manufacturer
   "TinyUSB Device",              // 2: Product
@@ -182,14 +172,18 @@ uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) {
       // Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors.
       // https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors
 
-      if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) return NULL;
+      if (!(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0]))) {
+        return NULL;
+      }
 
       const char *str = string_desc_arr[index];
 
       // Cap at max char
       chr_count = strlen(str);
-      size_t const max_count = sizeof(_desc_str) / sizeof(_desc_str[0]) - 1; // -1 for string type
-      if ( chr_count > max_count ) chr_count = max_count;
+      const size_t max_count = sizeof(_desc_str) / sizeof(_desc_str[0]) - 1; // -1 for string type
+      if ( chr_count > max_count ) {
+        chr_count = max_count;
+      }
 
       // Convert ASCII string into UTF-16
       for ( size_t i = 0; i < chr_count; i++ ) {
diff --git a/examples/device/midi_test_freertos/CMakeLists.txt b/examples/device/midi_test_freertos/CMakeLists.txt
new file mode 100644
index 000000000..6ce9e72fe
--- /dev/null
+++ b/examples/device/midi_test_freertos/CMakeLists.txt
@@ -0,0 +1,33 @@
+cmake_minimum_required(VERSION 3.20)
+
+include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
+
+# gets PROJECT name for the example (e.g. <BOARD>-<DIR_NAME>)
+family_get_project_name(PROJECT ${CMAKE_CURRENT_LIST_DIR})
+
+project(${PROJECT} C CXX ASM)
+
+# Checks this example is valid for the family and initializes the project
+family_initialize_project(${PROJECT} ${CMAKE_CURRENT_LIST_DIR})
+
+# Espressif has its own cmake build system
+if(FAMILY STREQUAL "espressif")
+  return()
+endif()
+
+add_executable(${PROJECT})
+
+# Example source
+target_sources(${PROJECT} PUBLIC
+  ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
+  ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
+  )
+
+# Example include
+target_include_directories(${PROJECT} PUBLIC
+  ${CMAKE_CURRENT_SOURCE_DIR}/src
+  )
+
+# Configure compilation flags and libraries for the example with FreeRTOS.
+# See the corresponding function in hw/bsp/FAMILY/family.cmake for details.
+family_configure_device_example(${PROJECT} freertos)
diff --git a/examples/device/midi_test_freertos/CMakePresets.json b/examples/device/midi_test_freertos/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/midi_test_freertos/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/midi_test_freertos/Makefile b/examples/device/midi_test_freertos/Makefile
new file mode 100644
index 000000000..26cd83486
--- /dev/null
+++ b/examples/device/midi_test_freertos/Makefile
@@ -0,0 +1,15 @@
+RTOS = freertos
+include ../../build_system/make/make.mk
+
+INC += \
+	src \
+	$(TOP)/hw \
+
+# Example source
+EXAMPLE_SOURCE += \
+  src/main.c \
+  src/usb_descriptors.c \
+
+SRC_C += $(addprefix $(CURRENT_PATH)/, $(EXAMPLE_SOURCE))
+
+include ../../build_system/make/rules.mk
diff --git a/examples/device/midi_test_freertos/skip.txt b/examples/device/midi_test_freertos/skip.txt
new file mode 100644
index 000000000..650bf355b
--- /dev/null
+++ b/examples/device/midi_test_freertos/skip.txt
@@ -0,0 +1,16 @@
+mcu:CH32V103
+mcu:CH32V20X
+mcu:CH32V307
+mcu:CXD56
+mcu:F1C100S
+mcu:GD32VF103
+mcu:MCXA15
+mcu:MKL25ZXX
+mcu:MSP430x5xx
+mcu:RP2040
+mcu:SAMD11
+mcu:SAMX7X
+mcu:VALENTYUSB_EPTRI
+mcu:RAXXX
+family:broadcom_32bit
+family:broadcom_64bit
diff --git a/examples/device/midi_test_freertos/src/CMakeLists.txt b/examples/device/midi_test_freertos/src/CMakeLists.txt
new file mode 100644
index 000000000..9bd427c89
--- /dev/null
+++ b/examples/device/midi_test_freertos/src/CMakeLists.txt
@@ -0,0 +1,4 @@
+# This file is for ESP-IDF only
+idf_component_register(SRCS main.c usb_descriptors.c
+                    INCLUDE_DIRS "."
+                    REQUIRES boards tinyusb_src)
diff --git a/examples/device/midi_test_freertos/src/main.c b/examples/device/midi_test_freertos/src/main.c
new file mode 100644
index 000000000..3e406d38d
--- /dev/null
+++ b/examples/device/midi_test_freertos/src/main.c
@@ -0,0 +1,239 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Ha Thach (tinyusb.org)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "bsp/board_api.h"
+#include "tusb.h"
+
+/* This MIDI example send sequence of note (on/off) repeatedly. To test on PC, you need to install
+ * synth software and midi connection management software. On
+ * - Linux (Ubuntu): install qsynth, qjackctl. Then connect TinyUSB output port to FLUID Synth input port
+ * - Windows: install MIDI-OX
+ * - MacOS: SimpleSynth
+ */
+
+//--------------------------------------------------------------------+
+// MACRO CONSTANT TYPEDEF PROTYPES
+//--------------------------------------------------------------------+
+#ifdef ESP_PLATFORM
+  #define USBD_STACK_SIZE     4096
+#else
+  // Increase stack size when debug log is enabled
+  #define USBD_STACK_SIZE    (3*configMINIMAL_STACK_SIZE/2) * (CFG_TUSB_DEBUG ? 2 : 1)
+#endif
+
+#define BLINKY_STACK_SIZE   configMINIMAL_STACK_SIZE
+#define MIDI_STACK_SIZE     configMINIMAL_STACK_SIZE
+
+// static task
+#if configSUPPORT_STATIC_ALLOCATION
+StackType_t blinky_stack[BLINKY_STACK_SIZE];
+StaticTask_t blinky_taskdef;
+
+StackType_t  usb_device_stack[USBD_STACK_SIZE];
+StaticTask_t usb_device_taskdef;
+
+StackType_t  midi_stack[MIDI_STACK_SIZE];
+StaticTask_t midi_taskdef;
+#endif
+
+/* Blink pattern
+ * - 250 ms  : device not mounted
+ * - 1000 ms : device mounted
+ * - 2500 ms : device is suspended
+ */
+enum  {
+  BLINK_NOT_MOUNTED = 250,
+  BLINK_MOUNTED = 1000,
+  BLINK_SUSPENDED = 2500,
+};
+
+static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
+
+void usb_device_task(void *param);
+void led_blinking_task(void* param);
+void midi_task(void* param);
+
+//--------------------------------------------------------------------+
+// Main
+//--------------------------------------------------------------------+
+int main(void) {
+  board_init();
+
+#if configSUPPORT_STATIC_ALLOCATION
+  xTaskCreateStatic(led_blinking_task, "blinky", BLINKY_STACK_SIZE, NULL, 1, blinky_stack, &blinky_taskdef);
+  xTaskCreateStatic(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES-1, usb_device_stack, &usb_device_taskdef);
+  xTaskCreateStatic(midi_task, "midi", MIDI_STACK_SIZE, NULL, configMAX_PRIORITIES - 2, midi_stack, &midi_taskdef);
+#else
+  xTaskCreate(led_blinking_task, "blinky", BLINKY_STACK_SIZE, NULL, 1, NULL);
+  xTaskCreate(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, NULL);
+  xTaskCreate(midi_task, "midi", MIDI_STACK_SIZE, NULL, configMAX_PRIORITIES - 2, NULL);
+#endif
+
+#ifndef ESP_PLATFORM
+  // only start scheduler for non-espressif mcu
+  vTaskStartScheduler();
+#endif
+
+  return 0;
+}
+
+#ifdef ESP_PLATFORM
+void app_main(void) {
+  main();
+}
+#endif
+
+// USB Device Driver task
+// This top level thread process all usb events and invoke callbacks
+void usb_device_task(void *param) {
+  (void) param;
+
+  // init device stack on configured roothub port
+  // This should be called after scheduler/kernel is started.
+  // Otherwise it could cause kernel issue since USB IRQ handler does use RTOS queue API.
+  tusb_rhport_init_t dev_init = {
+    .role = TUSB_ROLE_DEVICE,
+    .speed = TUSB_SPEED_AUTO
+  };
+  tusb_init(BOARD_TUD_RHPORT, &dev_init);
+
+  if (board_init_after_tusb) {
+    board_init_after_tusb();
+  }
+
+  // RTOS forever loop
+  while (1) {
+    // put this thread to waiting state until there is new events
+    tud_task();
+  }
+}
+
+//--------------------------------------------------------------------+
+// Device callbacks
+//--------------------------------------------------------------------+
+
+// Invoked when device is mounted
+void tud_mount_cb(void) {
+  blink_interval_ms = BLINK_MOUNTED;
+}
+
+// Invoked when device is unmounted
+void tud_umount_cb(void) {
+  blink_interval_ms = BLINK_NOT_MOUNTED;
+}
+
+// Invoked when usb bus is suspended
+// remote_wakeup_en : if host allow us  to perform remote wakeup
+// Within 7ms, device must draw an average of current less than 2.5 mA from bus
+void tud_suspend_cb(bool remote_wakeup_en) {
+  (void) remote_wakeup_en;
+  blink_interval_ms = BLINK_SUSPENDED;
+}
+
+// Invoked when usb bus is resumed
+void tud_resume_cb(void) {
+  blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED;
+}
+
+//--------------------------------------------------------------------+
+// MIDI Task
+//--------------------------------------------------------------------+
+
+// Store example melody as an array of note values
+const uint8_t note_sequence[] = {
+  74,78,81,86,90,93,98,102,57,61,66,69,73,78,81,85,88,92,97,100,97,92,88,85,81,78,
+  74,69,66,62,57,62,66,69,74,78,81,86,90,93,97,102,97,93,90,85,81,78,73,68,64,61,
+  56,61,64,68,74,78,81,86,90,93,98,102
+};
+
+void midi_task(void* param) {
+  (void) param;
+
+  const uint8_t cable_num = 0; // MIDI jack associated with USB endpoint
+  const uint8_t channel   = 0; // 0 for channel 1
+
+  // Variable that holds the current position in the sequence.
+  uint32_t note_pos = 0;
+
+  while (1) {
+    // send note periodically
+    vTaskDelay(286  / portTICK_PERIOD_MS);
+
+    // Previous positions in the note sequence.
+    int previous = (int) (note_pos - 1);
+
+    // If we currently are at position 0, set the
+    // previous position to the last note in the sequence.
+    if (previous < 0) {
+      previous = sizeof(note_sequence) - 1;
+    }
+
+    // Send Note On for current position at full velocity (127) on channel 1.
+    uint8_t note_on[3] = { 0x90 | channel, note_sequence[note_pos], 127 };
+    tud_midi_stream_write(cable_num, note_on, 3);
+
+    // Send Note Off for previous note.
+    uint8_t note_off[3] = { 0x80 | channel, note_sequence[previous], 0};
+    tud_midi_stream_write(cable_num, note_off, 3);
+
+    // Increment position
+    note_pos++;
+
+    // If we are at the end of the sequence, start over.
+    if (note_pos >= sizeof(note_sequence)) {
+      note_pos = 0;
+    }
+
+    // The MIDI interface always creates input and output port/jack descriptors
+    // regardless of these being used or not. Therefore incoming traffic should be read
+    // (possibly just discarded) to avoid the sender blocking in IO
+    while (tud_midi_available()) {
+      uint8_t packet[4];
+      tud_midi_packet_read(packet);
+    }
+  }
+}
+
+//--------------------------------------------------------------------+
+// BLINKING TASK
+//--------------------------------------------------------------------+
+void led_blinking_task(void* param) {
+  (void) param;
+  static uint32_t start_ms = 0;
+  static bool led_state = false;
+
+  while (1) {
+    // Blink every interval ms
+    vTaskDelay(blink_interval_ms / portTICK_PERIOD_MS);
+    start_ms += blink_interval_ms;
+
+    board_led_write(led_state);
+    led_state = 1 - led_state; // toggle
+  }
+}
diff --git a/examples/device/midi_test_freertos/src/tusb_config.h b/examples/device/midi_test_freertos/src/tusb_config.h
new file mode 100644
index 000000000..0ffdc37fb
--- /dev/null
+++ b/examples/device/midi_test_freertos/src/tusb_config.h
@@ -0,0 +1,108 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Ha Thach (tinyusb.org)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#ifndef _TUSB_CONFIG_H_
+#define _TUSB_CONFIG_H_
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+//--------------------------------------------------------------------+
+// Board Specific Configuration
+//--------------------------------------------------------------------+
+
+// RHPort number used for device can be defined by board.mk, default to port 0
+#ifndef BOARD_TUD_RHPORT
+#define BOARD_TUD_RHPORT      0
+#endif
+
+// RHPort max operational speed can defined by board.mk
+#ifndef BOARD_TUD_MAX_SPEED
+#define BOARD_TUD_MAX_SPEED   OPT_MODE_DEFAULT_SPEED
+#endif
+
+//--------------------------------------------------------------------
+// COMMON CONFIGURATION
+//--------------------------------------------------------------------
+
+// defined by compiler flags for flexibility
+#ifndef CFG_TUSB_MCU
+#error CFG_TUSB_MCU must be defined
+#endif
+
+#ifndef CFG_TUSB_OS
+#define CFG_TUSB_OS           OPT_OS_FREERTOS
+#endif
+
+#ifndef CFG_TUSB_DEBUG
+#define CFG_TUSB_DEBUG        0
+#endif
+
+// Enable Device stack
+#define CFG_TUD_ENABLED       1
+
+// Default is max speed that hardware controller could support with on-chip PHY
+#define CFG_TUD_MAX_SPEED     BOARD_TUD_MAX_SPEED
+
+/* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment.
+ * Tinyusb use follows macros to declare transferring memory so that they can be put
+ * into those specific section.
+ * e.g
+ * - CFG_TUSB_MEM SECTION : __attribute__ (( section(".usb_ram") ))
+ * - CFG_TUSB_MEM_ALIGN   : __attribute__ ((aligned(4)))
+ */
+#ifndef CFG_TUSB_MEM_SECTION
+#define CFG_TUSB_MEM_SECTION
+#endif
+
+#ifndef CFG_TUSB_MEM_ALIGN
+#define CFG_TUSB_MEM_ALIGN        __attribute__ ((aligned(4)))
+#endif
+
+//--------------------------------------------------------------------
+// DEVICE CONFIGURATION
+//--------------------------------------------------------------------
+
+#ifndef CFG_TUD_ENDPOINT0_SIZE
+#define CFG_TUD_ENDPOINT0_SIZE    64
+#endif
+
+//------------- CLASS -------------//
+#define CFG_TUD_CDC               0
+#define CFG_TUD_MSC               0
+#define CFG_TUD_HID               0
+#define CFG_TUD_MIDI              1
+#define CFG_TUD_VENDOR            0
+
+// MIDI FIFO size of TX and RX
+#define CFG_TUD_MIDI_RX_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
+#define CFG_TUD_MIDI_TX_BUFSIZE   (TUD_OPT_HIGH_SPEED ? 512 : 64)
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif /* _TUSB_CONFIG_H_ */
diff --git a/examples/device/midi_test_freertos/src/usb_descriptors.c b/examples/device/midi_test_freertos/src/usb_descriptors.c
new file mode 100644
index 000000000..384742ae8
--- /dev/null
+++ b/examples/device/midi_test_freertos/src/usb_descriptors.c
@@ -0,0 +1,199 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Ha Thach (tinyusb.org)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#include "bsp/board_api.h"
+#include "tusb.h"
+
+/* A combination of interfaces must have a unique product id, since PC will save device driver after the first plug.
+ * Same VID/PID with different interface e.g MSC (first), then CDC (later) will possibly cause system error on PC.
+ *
+ * Auto ProductID layout's Bitmap:
+ *   [MSB]         HID | MSC | CDC          [LSB]
+ */
+#define _PID_MAP(itf, n)  ( (CFG_TUD_##itf) << (n) )
+#define USB_PID           (0x4000 | _PID_MAP(CDC, 0) | _PID_MAP(MSC, 1) | _PID_MAP(HID, 2) | \
+                           _PID_MAP(MIDI, 3) | _PID_MAP(VENDOR, 4) )
+
+//--------------------------------------------------------------------+
+// Device Descriptors
+//--------------------------------------------------------------------+
+tusb_desc_device_t const desc_device = {
+    .bLength            = sizeof(tusb_desc_device_t),
+    .bDescriptorType    = TUSB_DESC_DEVICE,
+    .bcdUSB             = 0x0200,
+    .bDeviceClass       = 0x00,
+    .bDeviceSubClass    = 0x00,
+    .bDeviceProtocol    = 0x00,
+    .bMaxPacketSize0    = CFG_TUD_ENDPOINT0_SIZE,
+
+    .idVendor           = 0xCafe,
+    .idProduct          = USB_PID,
+    .bcdDevice          = 0x0100,
+
+    .iManufacturer      = 0x01,
+    .iProduct           = 0x02,
+    .iSerialNumber      = 0x03,
+
+    .bNumConfigurations = 0x01
+};
+
+// Invoked when received GET DEVICE DESCRIPTOR
+// Application return pointer to descriptor
+uint8_t const * tud_descriptor_device_cb(void) {
+  return (uint8_t const *) &desc_device;
+}
+//--------------------------------------------------------------------+
+// Configuration Descriptor
+//--------------------------------------------------------------------+
+enum {
+  ITF_NUM_MIDI = 0,
+  ITF_NUM_MIDI_STREAMING,
+  ITF_NUM_TOTAL
+};
+
+#define CONFIG_TOTAL_LEN  (TUD_CONFIG_DESC_LEN + TUD_MIDI_DESC_LEN)
+
+#if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X || CFG_TUSB_MCU == OPT_MCU_LPC177X_8X || CFG_TUSB_MCU == OPT_MCU_LPC40XX
+  // LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number
+  // 0 control, 1 In, 2 Bulk, 3 Iso, 4 In etc ...
+  #define EPNUM_MIDI_OUT  0x02
+  #define EPNUM_MIDI_IN   0x82
+
+#elif CFG_TUSB_MCU == OPT_MCU_CXD56
+  // CXD56 USB driver has fixed endpoint type (bulk/interrupt/iso) and direction (IN/OUT) by its number
+  // 0 control (IN/OUT), 1 Bulk (IN), 2 Bulk (OUT), 3 In (IN), 4 Bulk (IN), 5 Bulk (OUT), 6 In (IN)
+  #define EPNUM_MIDI_OUT  0x02
+  #define EPNUM_MIDI_IN   0x81
+
+#elif defined(TUD_ENDPOINT_ONE_DIRECTION_ONLY)
+  // MCUs that don't support a same endpoint number with different direction IN and OUT defined in tusb_mcu.h
+  //    e.g EP1 OUT & EP1 IN cannot exist together
+  #define EPNUM_MIDI_OUT  0x01
+  #define EPNUM_MIDI_IN   0x82
+
+#else
+  #define EPNUM_MIDI_OUT  0x01
+  #define EPNUM_MIDI_IN   0x81
+#endif
+
+uint8_t const desc_fs_configuration[] = {
+  // Config number, interface count, string index, total length, attribute, power in mA
+  TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
+
+  // Interface number, string index, EP Out & EP In address, EP size
+  TUD_MIDI_DESCRIPTOR(ITF_NUM_MIDI, 0, EPNUM_MIDI_OUT, (0x80 | EPNUM_MIDI_IN), 64)
+};
+
+#if TUD_OPT_HIGH_SPEED
+uint8_t const desc_hs_configuration[] = {
+  // Config number, interface count, string index, total length, attribute, power in mA
+  TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
+
+  // Interface number, string index, EP Out & EP In address, EP size
+  TUD_MIDI_DESCRIPTOR(ITF_NUM_MIDI, 0, EPNUM_MIDI_OUT, (0x80 | EPNUM_MIDI_IN), 512)
+};
+#endif
+
+// Invoked when received GET CONFIGURATION DESCRIPTOR
+// Application return pointer to descriptor
+// Descriptor contents must exist long enough for transfer to complete
+uint8_t const * tud_descriptor_configuration_cb(uint8_t index) {
+  (void) index; // for multiple configurations
+
+#if TUD_OPT_HIGH_SPEED
+  // Although we are highspeed, host may be fullspeed.
+  return (tud_speed_get() == TUSB_SPEED_HIGH) ?  desc_hs_configuration : desc_fs_configuration;
+#else
+  return desc_fs_configuration;
+#endif
+}
+
+//--------------------------------------------------------------------+
+// String Descriptors
+//--------------------------------------------------------------------+
+
+// String Descriptor Index
+enum {
+  STRID_LANGID = 0,
+  STRID_MANUFACTURER,
+  STRID_PRODUCT,
+  STRID_SERIAL,
+};
+
+// array of pointer to string descriptors
+char const *string_desc_arr[] = {
+  (const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409)
+  "TinyUSB",                     // 1: Manufacturer
+  "TinyUSB Device",              // 2: Product
+  NULL,                          // 3: Serials will use unique ID if possible
+};
+
+static uint16_t _desc_str[32 + 1];
+
+// Invoked when received GET STRING DESCRIPTOR request
+// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
+uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) {
+  (void) langid;
+  size_t chr_count;
+
+  switch ( index ) {
+    case STRID_LANGID:
+      memcpy(&_desc_str[1], string_desc_arr[0], 2);
+      chr_count = 1;
+      break;
+
+    case STRID_SERIAL:
+      chr_count = board_usb_get_serial(_desc_str + 1, 32);
+      break;
+
+    default:
+      // Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors.
+      // https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors
+
+      if (!(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0]))) {
+        return NULL;
+      }
+
+      const char *str = string_desc_arr[index];
+
+      // Cap at max char
+      chr_count = strlen(str);
+      const size_t max_count = sizeof(_desc_str) / sizeof(_desc_str[0]) - 1; // -1 for string type
+      if ( chr_count > max_count ) {
+        chr_count = max_count;
+      }
+
+      // Convert ASCII string into UTF-16
+      for ( size_t i = 0; i < chr_count; i++ ) {
+        _desc_str[1 + i] = str[i];
+      }
+      break;
+  }
+
+  // first byte is length (including header), second byte is string type
+  _desc_str[0] = (uint16_t) ((TUSB_DESC_STRING << 8) | (2 * chr_count + 2));
+
+  return _desc_str;
+}
diff --git a/examples/device/msc_dual_lun/CMakeLists.txt b/examples/device/msc_dual_lun/CMakeLists.txt
index e69fead35..3955bfb49 100644
--- a/examples/device/msc_dual_lun/CMakeLists.txt
+++ b/examples/device/msc_dual_lun/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
@@ -15,20 +15,25 @@ if(FAMILY STREQUAL "espressif")
   return()
 endif()
 
-add_executable(${PROJECT})
+if (RTOS STREQUAL zephyr)
+  set(EXE_NAME app)
+else()
+  set(EXE_NAME ${PROJECT})
+  add_executable(${EXE_NAME})
+endif()
 
 # Example source
-target_sources(${PROJECT} PUBLIC
+target_sources(${EXE_NAME} PRIVATE
   ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/msc_disk_dual.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
   )
 
 # Example include
-target_include_directories(${PROJECT} PUBLIC
+target_include_directories(${EXE_NAME} PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR}/src
   )
 
 # Configure compilation flags and libraries for the example without RTOS.
 # See the corresponding function in hw/bsp/FAMILY/family.cmake for details.
-family_configure_device_example(${PROJECT} noos)
+family_configure_device_example(${EXE_NAME} ${RTOS})
diff --git a/examples/device/msc_dual_lun/CMakePresets.json b/examples/device/msc_dual_lun/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/msc_dual_lun/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/msc_dual_lun/prj.conf b/examples/device/msc_dual_lun/prj.conf
new file mode 100644
index 000000000..2f5139d9d
--- /dev/null
+++ b/examples/device/msc_dual_lun/prj.conf
@@ -0,0 +1,6 @@
+CONFIG_GPIO=y
+CONFIG_FPU=y
+CONFIG_NO_OPTIMIZATIONS=y
+CONFIG_UART_INTERRUPT_DRIVEN=y
+CONFIG_NRFX_POWER=y
+CONFIG_NRFX_UARTE0=y
diff --git a/examples/device/msc_dual_lun/src/msc_disk_dual.c b/examples/device/msc_dual_lun/src/msc_disk_dual.c
index b44b77c6c..1f7fb98c7 100644
--- a/examples/device/msc_dual_lun/src/msc_disk_dual.c
+++ b/examples/device/msc_dual_lun/src/msc_disk_dual.c
@@ -55,8 +55,7 @@ If you find any bugs or get any questions, feel free to file an\r\n\
 issue at github.com/hathach/tinyusb"
 
 
-MSC_CONST uint8_t msc_disk0[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
-{
+MSC_CONST uint8_t msc_disk0[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] = {
   //------------- Block0: Boot Sector -------------//
   // byte_per_sector    = DISK_BLOCK_SIZE; fat12_sector_num_16  = DISK_BLOCK_NUM;
   // sector_per_cluster = 1; reserved_sectors = 1;
@@ -283,9 +282,11 @@ bool tud_msc_is_writable_cb(uint8_t lun) {
 // Process data in buffer to disk's storage and return number of written bytes
 int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t* buffer, uint32_t bufsize) {
   // out of ramdisk
-  if (lba >= DISK_BLOCK_NUM) return -1;
+  if (lba >= DISK_BLOCK_NUM) {
+    return -1;
+  }
 
-#if defined(CFG_EXAMPLE_MSC_READONLY) || defined(CFG_EXAMPLE_MSC_DUAL_READONLY)
+  #if defined(CFG_EXAMPLE_MSC_READONLY) || defined(CFG_EXAMPLE_MSC_DUAL_READONLY)
   (void) lun;
   (void) lba;
   (void) offset;
@@ -302,11 +303,8 @@ int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t*
 // - READ_CAPACITY10, READ_FORMAT_CAPACITY, INQUIRY, MODE_SENSE6, REQUEST_SENSE
 // - READ10 and WRITE10 has their own callbacks (MUST not be handled here)
 int32_t tud_msc_scsi_cb(uint8_t lun, uint8_t const scsi_cmd[16], void* buffer, uint16_t bufsize) {
-  void const* response = NULL;
-  int32_t resplen = 0;
-
-  // most scsi handled is input
-  bool in_xfer = true;
+  (void) buffer;
+  (void) bufsize;
 
   switch (scsi_cmd[0]) {
     default:
@@ -316,19 +314,6 @@ int32_t tud_msc_scsi_cb(uint8_t lun, uint8_t const scsi_cmd[16], void* buffer, u
       // negative means error -> tinyusb could stall and/or response with failed status
       return -1;
   }
-
-  // return resplen must not larger than bufsize
-  if (resplen > bufsize) resplen = bufsize;
-
-  if (response && (resplen > 0)) {
-    if (in_xfer) {
-      memcpy(buffer, response, (size_t) resplen);
-    } else {
-      // SCSI output
-    }
-  }
-
-  return resplen;
 }
 
 #endif
diff --git a/examples/device/net_lwip_webserver/CMakeLists.txt b/examples/device/net_lwip_webserver/CMakeLists.txt
index 13923b583..87b92f4dc 100644
--- a/examples/device/net_lwip_webserver/CMakeLists.txt
+++ b/examples/device/net_lwip_webserver/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_LIST_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/net_lwip_webserver/CMakePresets.json b/examples/device/net_lwip_webserver/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/net_lwip_webserver/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/net_lwip_webserver/Makefile b/examples/device/net_lwip_webserver/Makefile
index 141532466..4ad110dec 100644
--- a/examples/device/net_lwip_webserver/Makefile
+++ b/examples/device/net_lwip_webserver/Makefile
@@ -1,5 +1,3 @@
-DEPS_SUBMODULES += lib/lwip
-
 include ../../build_system/make/make.mk
 
 # suppress warning caused by lwip
diff --git a/examples/device/net_lwip_webserver/skip.txt b/examples/device/net_lwip_webserver/skip.txt
index 5ebe71612..20a264387 100644
--- a/examples/device/net_lwip_webserver/skip.txt
+++ b/examples/device/net_lwip_webserver/skip.txt
@@ -10,6 +10,8 @@ mcu:SAMD11
 mcu:STM32L0
 mcu:STM32F0
 mcu:KINETIS_KL
+mcu:STM32H7RS
+mcu:STM32N6
 family:broadcom_64bit
 family:broadcom_32bit
 family:espressif
diff --git a/examples/device/net_lwip_webserver/src/lwipopts.h b/examples/device/net_lwip_webserver/src/lwipopts.h
index 41e8f0d67..04949cef9 100644
--- a/examples/device/net_lwip_webserver/src/lwipopts.h
+++ b/examples/device/net_lwip_webserver/src/lwipopts.h
@@ -58,6 +58,7 @@
 #define LWIP_HTTPD_SSI_INCLUDE_TAG      0
 
 #define LWIP_SINGLE_NETIF               1
+#define LWIP_NETIF_LINK_CALLBACK        1
 
 #define PBUF_POOL_SIZE                  4
 
diff --git a/examples/device/net_lwip_webserver/src/main.c b/examples/device/net_lwip_webserver/src/main.c
index 8af7a9de6..4bdddf6c5 100644
--- a/examples/device/net_lwip_webserver/src/main.c
+++ b/examples/device/net_lwip_webserver/src/main.c
@@ -31,6 +31,12 @@ this appears as either a RNDIS or CDC-ECM USB virtual network adapter; the OS pi
 RNDIS should be valid on Linux and Windows hosts, and CDC-ECM should be valid on Linux and macOS hosts
 
 The MCU appears to the host as IP address 192.168.7.1, and provides a DHCP server, DNS server, and web server.
+
+Link State Control:
+- Press the user button to toggle the network link state (UP/DOWN)
+- This simulates "ethernet cable unplugged/plugged" events
+- The host OS will see the network interface as disconnected/connected accordingly
+- Use this to test network error handling and recovery in host applications
 */
 /*
 Some smartphones *may* work with this implementation as well, but likely have limited (broken) drivers,
@@ -63,9 +69,6 @@ try changing the first byte of tud_network_mac_address[] below from 0x02 to 0x00
 /* lwip context */
 static struct netif netif_data;
 
-/* shared between tud_network_recv_cb() and service_traffic() */
-static struct pbuf *received_frame;
-
 /* this is used by this code, ./class/net/net_driver.c, and usb_descriptors.c */
 /* ideally speaking, this should be generated from the hardware's unique ID (if available) */
 /* it is suggested that the first byte is 0x02 to indicate a link-local address */
@@ -137,6 +140,12 @@ static err_t netif_init_cb(struct netif *netif) {
   return ERR_OK;
 }
 
+/* notifies the USB host about the link state change. */
+static void usbnet_netif_link_callback(struct netif *netif) {
+    bool link_up = netif_is_link_up(netif);
+    tud_network_link_state(BOARD_TUD_RHPORT, link_up);
+}
+
 static void init_lwip(void) {
   struct netif *netif = &netif_data;
 
@@ -147,11 +156,19 @@ static void init_lwip(void) {
   memcpy(netif->hwaddr, tud_network_mac_address, sizeof(tud_network_mac_address));
   netif->hwaddr[5] ^= 0x01;
 
-  netif = netif_add(netif, &ipaddr, &netmask, &gateway, NULL, netif_init_cb, ip_input);
+  netif = netif_add(netif, &ipaddr, &netmask, &gateway, NULL, netif_init_cb, ethernet_input);
 #if LWIP_IPV6
   netif_create_ip6_linklocal_address(netif, 1);
 #endif
   netif_set_default(netif);
+
+#if LWIP_NETIF_LINK_CALLBACK
+  // Set the link callback to notify USB host about link state changes
+  netif_set_link_callback(netif, usbnet_netif_link_callback);
+  netif_set_link_up(netif);
+#else
+  tud_network_link_state(BOARD_TUD_RHPORT, true);
+#endif
 }
 
 /* handle any DNS requests from dns-server */
@@ -164,20 +181,29 @@ bool dns_query_proc(const char *name, ip4_addr_t *addr) {
 }
 
 bool tud_network_recv_cb(const uint8_t *src, uint16_t size) {
-  /* this shouldn't happen, but if we get another packet before
-  parsing the previous, we must signal our inability to accept it */
-  if (received_frame) return false;
+  struct netif *netif = &netif_data;
 
   if (size) {
     struct pbuf *p = pbuf_alloc(PBUF_RAW, size, PBUF_POOL);
 
-    if (p) {
-      /* pbuf_alloc() has already initialized struct; all we need to do is copy the data */
-      memcpy(p->payload, src, size);
+    if (p == NULL) {
+      printf("ERROR: Failed to allocate pbuf of size %d\n", size);
+      return false;
+    }
+
+    /* Copy buf to pbuf */
+    pbuf_take(p, src, size);
 
-      /* store away the pointer for service_traffic() to later handle */
-      received_frame = p;
+    // Surrender ownership of our pbuf unless there was an error
+    // Only call pbuf_free if not Ok else it will panic with "pbuf_free: p->ref > 0"
+    // or steal it from whatever took ownership of it with undefined consequences.
+    // See: https://savannah.nongnu.org/patch/index.php?10121
+    if (netif->input(p, netif) != ERR_OK) {
+      printf("ERROR: netif input failed\n");
+      pbuf_free(p);
     }
+    // Signal tinyusb that the current frame has been processed.
+    tud_network_recv_renew();
   }
 
   return true;
@@ -191,24 +217,26 @@ uint16_t tud_network_xmit_cb(uint8_t *dst, void *ref, uint16_t arg) {
   return pbuf_copy_partial(p, dst, p->tot_len, 0);
 }
 
-static void service_traffic(void) {
-  /* handle any packet received by tud_network_recv_cb() */
-  if (received_frame) {
-    ethernet_input(received_frame, &netif_data);
-    pbuf_free(received_frame);
-    received_frame = NULL;
-    tud_network_recv_renew();
-  }
-
-  sys_check_timeouts();
-}
+static void handle_link_state_switch(void) {
+  /* Check for button press to toggle link state */
+  static bool last_link_state = true;
+  static bool last_button_state = false;
+  bool current_button_state = board_button_read();
 
-void tud_network_init_cb(void) {
-  /* if the network is re-initializing and we have a leftover packet, we must do a cleanup */
-  if (received_frame) {
-    pbuf_free(received_frame);
-    received_frame = NULL;
+  if (current_button_state && !last_button_state) {
+    /* Button pressed - toggle link state */
+    last_link_state = !last_link_state;
+    if (last_link_state) {
+      printf("Link state: UP\n");
+      netif_set_link_up(&netif_data);
+    } else {
+      printf("Link state: DOWN\n");
+      netif_set_link_down(&netif_data);
+    }
+    /* LWIP callback will notify USB host about the change */
   }
+  last_button_state = current_button_state;
+
 }
 
 int main(void) {
@@ -238,15 +266,23 @@ int main(void) {
   lwiperf_start_tcp_server_default(NULL, NULL);
 #endif
 
+#if CFG_TUD_NCM
+  printf("USB NCM network interface initialized\n");
+#elif CFG_TUD_ECM_RNDIS
+  printf("USB RNDIS/ECM network interface initialized\n");
+#endif
+
   while (1) {
     tud_task();
-    service_traffic();
+    sys_check_timeouts(); // service lwip
+    handle_link_state_switch();
   }
 
   return 0;
 }
 
 /* lwip has provision for using a mutex, when applicable */
+/* This implementation is for single-threaded use only */
 sys_prot_t sys_arch_protect(void) {
   return 0;
 }
diff --git a/examples/device/net_lwip_webserver/src/tusb_config.h b/examples/device/net_lwip_webserver/src/tusb_config.h
index 22082fc81..c774f59ff 100644
--- a/examples/device/net_lwip_webserver/src/tusb_config.h
+++ b/examples/device/net_lwip_webserver/src/tusb_config.h
@@ -85,6 +85,7 @@ extern "C" {
 #endif
 
 // Use different configurations to test all net devices (also due to resource limitations)
+#ifndef USE_ECM
 #if TU_CHECK_MCU(OPT_MCU_LPC15XX, OPT_MCU_LPC40XX, OPT_MCU_LPC51UXX, OPT_MCU_LPC54)
   #define USE_ECM 1
 #elif TU_CHECK_MCU(OPT_MCU_SAMD21, OPT_MCU_SAML21, OPT_MCU_SAML22)
@@ -97,6 +98,7 @@ extern "C" {
   #define USE_ECM 0
   #define INCLUDE_IPERF
 #endif
+#endif
 
 //--------------------------------------------------------------------
 // NCM CLASS CONFIGURATION, SEE "ncm.h" FOR PERFORMANCE TUNING
diff --git a/examples/device/net_lwip_webserver/src/usb_descriptors.c b/examples/device/net_lwip_webserver/src/usb_descriptors.c
index d061f5076..cd800f521 100644
--- a/examples/device/net_lwip_webserver/src/usb_descriptors.c
+++ b/examples/device/net_lwip_webserver/src/usb_descriptors.c
@@ -72,8 +72,11 @@ tusb_desc_device_t const desc_device =
 {
     .bLength            = sizeof(tusb_desc_device_t),
     .bDescriptorType    = TUSB_DESC_DEVICE,
+#if CFG_TUD_NCM
+    .bcdUSB             = 0x0201,
+#else
     .bcdUSB             = 0x0200,
-
+#endif
     // Use Interface Association Descriptor (IAD) device class
     .bDeviceClass       = TUSB_CLASS_MISC,
     .bDeviceSubClass    = MISC_SUBCLASS_COMMON,
@@ -188,6 +191,110 @@ uint8_t const * tud_descriptor_configuration_cb(uint8_t index)
   return (index < CONFIG_ID_COUNT) ? configuration_arr[index] : NULL;
 }
 
+#if CFG_TUD_NCM
+//--------------------------------------------------------------------+
+// BOS Descriptor
+//--------------------------------------------------------------------+
+
+/* Used to automatically load the NCM driver on Windows 10, otherwise manual driver install is needed.
+   Associate NCM interface with WINNCM driver. */
+
+/* Microsoft OS 2.0 registry property descriptor
+Per MS requirements https://msdn.microsoft.com/en-us/library/windows/hardware/hh450799(v=vs.85).aspx
+device should create DeviceInterfaceGUIDs. It can be done by driver and
+in case of real PnP solution device should expose MS "Microsoft OS 2.0
+registry property descriptor". Such descriptor can insert any record
+into Windows registry per device/configuration/interface. In our case it
+will insert "DeviceInterfaceGUIDs" multistring property.
+
+GUID is freshly generated and should be OK to use.
+
+https://developers.google.com/web/fundamentals/native-hardware/build-for-webusb/
+(Section Microsoft OS compatibility descriptors)
+*/
+
+#define BOS_TOTAL_LEN      (TUD_BOS_DESC_LEN + TUD_BOS_MICROSOFT_OS_DESC_LEN)
+
+#define MS_OS_20_DESC_LEN  0xB2
+
+// BOS Descriptor is required for webUSB
+uint8_t const desc_bos[] =
+{
+  // total length, number of device caps
+  TUD_BOS_DESCRIPTOR(BOS_TOTAL_LEN, 1),
+
+  // Microsoft OS 2.0 descriptor
+  TUD_BOS_MS_OS_20_DESCRIPTOR(MS_OS_20_DESC_LEN, 1)
+};
+
+uint8_t const * tud_descriptor_bos_cb(void)
+{
+  return desc_bos;
+}
+
+uint8_t const desc_ms_os_20[] =
+{
+  // Set header: length, type, windows version, total length
+  U16_TO_U8S_LE(0x000A), U16_TO_U8S_LE(MS_OS_20_SET_HEADER_DESCRIPTOR), U32_TO_U8S_LE(0x06030000), U16_TO_U8S_LE(MS_OS_20_DESC_LEN),
+
+  // Configuration subset header: length, type, configuration index, reserved, configuration total length
+  U16_TO_U8S_LE(0x0008), U16_TO_U8S_LE(MS_OS_20_SUBSET_HEADER_CONFIGURATION), 0, 0, U16_TO_U8S_LE(MS_OS_20_DESC_LEN-0x0A),
+
+  // Function Subset header: length, type, first interface, reserved, subset length
+  U16_TO_U8S_LE(0x0008), U16_TO_U8S_LE(MS_OS_20_SUBSET_HEADER_FUNCTION), ITF_NUM_CDC, 0, U16_TO_U8S_LE(MS_OS_20_DESC_LEN-0x0A-0x08),
+
+  // MS OS 2.0 Compatible ID descriptor: length, type, compatible ID, sub compatible ID
+  U16_TO_U8S_LE(0x0014), U16_TO_U8S_LE(MS_OS_20_FEATURE_COMPATBLE_ID), 'W', 'I', 'N', 'N', 'C', 'M', 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // sub-compatible
+
+  // MS OS 2.0 Registry property descriptor: length, type
+  U16_TO_U8S_LE(MS_OS_20_DESC_LEN-0x0A-0x08-0x08-0x14), U16_TO_U8S_LE(MS_OS_20_FEATURE_REG_PROPERTY),
+  U16_TO_U8S_LE(0x0007), U16_TO_U8S_LE(0x002A), // wPropertyDataType, wPropertyNameLength and PropertyName "DeviceInterfaceGUIDs\0" in UTF-16
+  'D', 0x00, 'e', 0x00, 'v', 0x00, 'i', 0x00, 'c', 0x00, 'e', 0x00, 'I', 0x00, 'n', 0x00, 't', 0x00, 'e', 0x00,
+  'r', 0x00, 'f', 0x00, 'a', 0x00, 'c', 0x00, 'e', 0x00, 'G', 0x00, 'U', 0x00, 'I', 0x00, 'D', 0x00, 's', 0x00, 0x00, 0x00,
+  U16_TO_U8S_LE(0x0050), // wPropertyDataLength
+	//bPropertyData: {12345678-0D08-43FD-8B3E-127CA8AFFF9D}
+  '{', 0x00, '1', 0x00, '2', 0x00, '3', 0x00, '4', 0x00, '5', 0x00, '6', 0x00, '7', 0x00, '8', 0x00, '-', 0x00,
+  '0', 0x00, 'D', 0x00, '0', 0x00, '8', 0x00, '-', 0x00, '4', 0x00, '3', 0x00, 'F', 0x00, 'D', 0x00, '-', 0x00,
+  '8', 0x00, 'B', 0x00, '3', 0x00, 'E', 0x00, '-', 0x00, '1', 0x00, '2', 0x00, '7', 0x00, 'C', 0x00, 'A', 0x00,
+  '8', 0x00, 'A', 0x00, 'F', 0x00, 'F', 0x00, 'F', 0x00, '9', 0x00, 'D', 0x00, '}', 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+TU_VERIFY_STATIC(sizeof(desc_ms_os_20) == MS_OS_20_DESC_LEN, "Incorrect size");
+
+// Invoked when a control transfer occurred on an interface of this class
+// Driver response accordingly to the request and the transfer stage (setup/data/ack)
+// return false to stall control endpoint (e.g unsupported request)
+bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t const* request) {
+  // nothing to with DATA & ACK stage
+  if (stage != CONTROL_STAGE_SETUP) return true;
+
+  switch (request->bmRequestType_bit.type) {
+    case TUSB_REQ_TYPE_VENDOR:
+      switch (request->bRequest) {
+        case 1:
+          if (request->wIndex == 7) {
+            // Get Microsoft OS 2.0 compatible descriptor
+            uint16_t total_len;
+            memcpy(&total_len, desc_ms_os_20 + 8, 2);
+
+            return tud_control_xfer(rhport, request, (void*)(uintptr_t)desc_ms_os_20, total_len);
+          } else {
+            return false;
+          }
+
+        default: break;
+      }
+      break;
+
+    default: break;
+  }
+
+  // stall unknown request
+  return false;
+}
+
+#endif
 //--------------------------------------------------------------------+
 // String Descriptors
 //--------------------------------------------------------------------+
diff --git a/examples/device/uac2_headset/CMakeLists.txt b/examples/device/uac2_headset/CMakeLists.txt
index e92a57148..ced98a909 100644
--- a/examples/device/uac2_headset/CMakeLists.txt
+++ b/examples/device/uac2_headset/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/uac2_headset/CMakePresets.json b/examples/device/uac2_headset/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/uac2_headset/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/uac2_headset/src/main.c b/examples/device/uac2_headset/src/main.c
index 6b2ab0973..33b8ea0ef 100644
--- a/examples/device/uac2_headset/src/main.c
+++ b/examples/device/uac2_headset/src/main.c
@@ -37,9 +37,9 @@
 // List of supported sample rates
 const uint32_t sample_rates[] = {44100, 48000};
 
-uint32_t current_sample_rate  = 44100;
+uint32_t current_sample_rate = 44100;
 
-#define N_SAMPLE_RATES  TU_ARRAY_SIZE(sample_rates)
+#define N_SAMPLE_RATES TU_ARRAY_SIZE(sample_rates)
 
 /* Blink pattern
  * - 25 ms   : streaming data
@@ -47,16 +47,14 @@ uint32_t current_sample_rate  = 44100;
  * - 1000 ms : device mounted
  * - 2500 ms : device is suspended
  */
-enum
-{
+enum {
   BLINK_STREAMING = 25,
   BLINK_NOT_MOUNTED = 250,
   BLINK_MOUNTED = 1000,
   BLINK_SUSPENDED = 2500,
 };
 
-enum
-{
+enum {
   VOLUME_CTRL_0_DB = 0,
   VOLUME_CTRL_10_DB = 2560,
   VOLUME_CTRL_20_DB = 5120,
@@ -75,8 +73,8 @@ static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
 
 // Audio controls
 // Current states
-int8_t mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];       // +1 for master channel 0
-int16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];    // +1 for master channel 0
+int8_t mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];   // +1 for master channel 0
+int16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];// +1 for master channel 0
 
 // Buffer for microphone data
 int32_t mic_buf[CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ / 4];
@@ -95,15 +93,13 @@ void audio_task(void);
 void audio_control_task(void);
 
 /*------------- MAIN -------------*/
-int main(void)
-{
+int main(void) {
   board_init();
 
   // init device stack on configured roothub port
   tusb_rhport_init_t dev_init = {
-    .role = TUSB_ROLE_DEVICE,
-    .speed = TUSB_SPEED_AUTO
-  };
+      .role = TUSB_ROLE_DEVICE,
+      .speed = TUSB_SPEED_AUTO};
   tusb_init(BOARD_TUD_RHPORT, &dev_init);
 
   if (board_init_after_tusb) {
@@ -112,9 +108,8 @@ int main(void)
 
   TU_LOG1("Headset running\r\n");
 
-  while (1)
-  {
-    tud_task(); // TinyUSB device task
+  while (1) {
+    tud_task();// TinyUSB device task
     audio_task();
     audio_control_task();
     led_blinking_task();
@@ -126,70 +121,57 @@ int main(void)
 //--------------------------------------------------------------------+
 
 // Invoked when device is mounted
-void tud_mount_cb(void)
-{
+void tud_mount_cb(void) {
   blink_interval_ms = BLINK_MOUNTED;
 }
 
 // Invoked when device is unmounted
-void tud_umount_cb(void)
-{
+void tud_umount_cb(void) {
   blink_interval_ms = BLINK_NOT_MOUNTED;
 }
 
 // Invoked when usb bus is suspended
 // remote_wakeup_en : if host allow us  to perform remote wakeup
 // Within 7ms, device must draw an average of current less than 2.5 mA from bus
-void tud_suspend_cb(bool remote_wakeup_en)
-{
-  (void)remote_wakeup_en;
+void tud_suspend_cb(bool remote_wakeup_en) {
+  (void) remote_wakeup_en;
   blink_interval_ms = BLINK_SUSPENDED;
 }
 
 // Invoked when usb bus is resumed
-void tud_resume_cb(void)
-{
+void tud_resume_cb(void) {
   blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED;
 }
 
 // Helper for clock get requests
-static bool tud_audio_clock_get_request(uint8_t rhport, audio_control_request_t const *request)
-{
+static bool tud_audio_clock_get_request(uint8_t rhport, audio_control_request_t const *request) {
   TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK);
 
-  if (request->bControlSelector == AUDIO_CS_CTRL_SAM_FREQ)
-  {
-    if (request->bRequest == AUDIO_CS_REQ_CUR)
-    {
+  if (request->bControlSelector == AUDIO_CS_CTRL_SAM_FREQ) {
+    if (request->bRequest == AUDIO_CS_REQ_CUR) {
       TU_LOG1("Clock get current freq %" PRIu32 "\r\n", current_sample_rate);
 
-      audio_control_cur_4_t curf = { (int32_t) tu_htole32(current_sample_rate) };
-      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &curf, sizeof(curf));
-    }
-    else if (request->bRequest == AUDIO_CS_REQ_RANGE)
-    {
+      audio_control_cur_4_t curf = {(int32_t) tu_htole32(current_sample_rate)};
+      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &curf, sizeof(curf));
+    } else if (request->bRequest == AUDIO_CS_REQ_RANGE) {
       audio_control_range_4_n_t(N_SAMPLE_RATES) rangef =
-      {
-        .wNumSubRanges = tu_htole16(N_SAMPLE_RATES)
-      };
+          {
+              .wNumSubRanges = tu_htole16(N_SAMPLE_RATES)};
       TU_LOG1("Clock get %d freq ranges\r\n", N_SAMPLE_RATES);
-      for(uint8_t i = 0; i < N_SAMPLE_RATES; i++)
-      {
+      for (uint8_t i = 0; i < N_SAMPLE_RATES; i++) {
         rangef.subrange[i].bMin = (int32_t) sample_rates[i];
         rangef.subrange[i].bMax = (int32_t) sample_rates[i];
         rangef.subrange[i].bRes = 0;
-        TU_LOG1("Range %d (%d, %d, %d)\r\n", i, (int)rangef.subrange[i].bMin, (int)rangef.subrange[i].bMax, (int)rangef.subrange[i].bRes);
+        TU_LOG1("Range %d (%d, %d, %d)\r\n", i, (int) rangef.subrange[i].bMin, (int) rangef.subrange[i].bMax, (int) rangef.subrange[i].bRes);
       }
 
-      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &rangef, sizeof(rangef));
+      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &rangef, sizeof(rangef));
     }
-  }
-  else if (request->bControlSelector == AUDIO_CS_CTRL_CLK_VALID &&
-           request->bRequest == AUDIO_CS_REQ_CUR)
-  {
-    audio_control_cur_1_t cur_valid = { .bCur = 1 };
+  } else if (request->bControlSelector == AUDIO_CS_CTRL_CLK_VALID &&
+             request->bRequest == AUDIO_CS_REQ_CUR) {
+    audio_control_cur_1_t cur_valid = {.bCur = 1};
     TU_LOG1("Clock get is valid %u\r\n", cur_valid.bCur);
-    return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &cur_valid, sizeof(cur_valid));
+    return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &cur_valid, sizeof(cur_valid));
   }
   TU_LOG1("Clock get request not supported, entity = %u, selector = %u, request = %u\r\n",
           request->bEntityID, request->bControlSelector, request->bRequest);
@@ -197,25 +179,21 @@ static bool tud_audio_clock_get_request(uint8_t rhport, audio_control_request_t
 }
 
 // Helper for clock set requests
-static bool tud_audio_clock_set_request(uint8_t rhport, audio_control_request_t const *request, uint8_t const *buf)
-{
-  (void)rhport;
+static bool tud_audio_clock_set_request(uint8_t rhport, audio_control_request_t const *request, uint8_t const *buf) {
+  (void) rhport;
 
   TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK);
   TU_VERIFY(request->bRequest == AUDIO_CS_REQ_CUR);
 
-  if (request->bControlSelector == AUDIO_CS_CTRL_SAM_FREQ)
-  {
+  if (request->bControlSelector == AUDIO_CS_CTRL_SAM_FREQ) {
     TU_VERIFY(request->wLength == sizeof(audio_control_cur_4_t));
 
-    current_sample_rate = (uint32_t) ((audio_control_cur_4_t const *)buf)->bCur;
+    current_sample_rate = (uint32_t) ((audio_control_cur_4_t const *) buf)->bCur;
 
     TU_LOG1("Clock set current freq: %" PRIu32 "\r\n", current_sample_rate);
 
     return true;
-  }
-  else
-  {
+  } else {
     TU_LOG1("Clock set request not supported, entity = %u, selector = %u, request = %u\r\n",
             request->bEntityID, request->bControlSelector, request->bRequest);
     return false;
@@ -223,33 +201,25 @@ static bool tud_audio_clock_set_request(uint8_t rhport, audio_control_request_t
 }
 
 // Helper for feature unit get requests
-static bool tud_audio_feature_unit_get_request(uint8_t rhport, audio_control_request_t const *request)
-{
+static bool tud_audio_feature_unit_get_request(uint8_t rhport, audio_control_request_t const *request) {
   TU_ASSERT(request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT);
 
-  if (request->bControlSelector == AUDIO_FU_CTRL_MUTE && request->bRequest == AUDIO_CS_REQ_CUR)
-  {
-    audio_control_cur_1_t mute1 = { .bCur = mute[request->bChannelNumber] };
+  if (request->bControlSelector == AUDIO_FU_CTRL_MUTE && request->bRequest == AUDIO_CS_REQ_CUR) {
+    audio_control_cur_1_t mute1 = {.bCur = mute[request->bChannelNumber]};
     TU_LOG1("Get channel %u mute %d\r\n", request->bChannelNumber, mute1.bCur);
-    return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &mute1, sizeof(mute1));
-  }
-  else if (request->bControlSelector == AUDIO_FU_CTRL_VOLUME)
-  {
-    if (request->bRequest == AUDIO_CS_REQ_RANGE)
-    {
+    return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &mute1, sizeof(mute1));
+  } else if (request->bControlSelector == AUDIO_FU_CTRL_VOLUME) {
+    if (request->bRequest == AUDIO_CS_REQ_RANGE) {
       audio_control_range_2_n_t(1) range_vol = {
-        .wNumSubRanges = tu_htole16(1),
-        .subrange[0] = { .bMin = tu_htole16(-VOLUME_CTRL_50_DB), tu_htole16(VOLUME_CTRL_0_DB), tu_htole16(256) }
-      };
+          .wNumSubRanges = tu_htole16(1),
+          .subrange[0] = {.bMin = tu_htole16(-VOLUME_CTRL_50_DB), tu_htole16(VOLUME_CTRL_0_DB), tu_htole16(256)}};
       TU_LOG1("Get channel %u volume range (%d, %d, %u) dB\r\n", request->bChannelNumber,
               range_vol.subrange[0].bMin / 256, range_vol.subrange[0].bMax / 256, range_vol.subrange[0].bRes / 256);
-      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &range_vol, sizeof(range_vol));
-    }
-    else if (request->bRequest == AUDIO_CS_REQ_CUR)
-    {
-      audio_control_cur_2_t cur_vol = { .bCur = tu_htole16(volume[request->bChannelNumber]) };
+      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &range_vol, sizeof(range_vol));
+    } else if (request->bRequest == AUDIO_CS_REQ_CUR) {
+      audio_control_cur_2_t cur_vol = {.bCur = tu_htole16(volume[request->bChannelNumber])};
       TU_LOG1("Get channel %u volume %d dB\r\n", request->bChannelNumber, cur_vol.bCur / 256);
-      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &cur_vol, sizeof(cur_vol));
+      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &cur_vol, sizeof(cur_vol));
     }
   }
   TU_LOG1("Feature unit get request not supported, entity = %u, selector = %u, request = %u\r\n",
@@ -259,35 +229,29 @@ static bool tud_audio_feature_unit_get_request(uint8_t rhport, audio_control_req
 }
 
 // Helper for feature unit set requests
-static bool tud_audio_feature_unit_set_request(uint8_t rhport, audio_control_request_t const *request, uint8_t const *buf)
-{
-  (void)rhport;
+static bool tud_audio_feature_unit_set_request(uint8_t rhport, audio_control_request_t const *request, uint8_t const *buf) {
+  (void) rhport;
 
   TU_ASSERT(request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT);
   TU_VERIFY(request->bRequest == AUDIO_CS_REQ_CUR);
 
-  if (request->bControlSelector == AUDIO_FU_CTRL_MUTE)
-  {
+  if (request->bControlSelector == AUDIO_FU_CTRL_MUTE) {
     TU_VERIFY(request->wLength == sizeof(audio_control_cur_1_t));
 
-    mute[request->bChannelNumber] = ((audio_control_cur_1_t const *)buf)->bCur;
+    mute[request->bChannelNumber] = ((audio_control_cur_1_t const *) buf)->bCur;
 
     TU_LOG1("Set channel %d Mute: %d\r\n", request->bChannelNumber, mute[request->bChannelNumber]);
 
     return true;
-  }
-  else if (request->bControlSelector == AUDIO_FU_CTRL_VOLUME)
-  {
+  } else if (request->bControlSelector == AUDIO_FU_CTRL_VOLUME) {
     TU_VERIFY(request->wLength == sizeof(audio_control_cur_2_t));
 
-    volume[request->bChannelNumber] = ((audio_control_cur_2_t const *)buf)->bCur;
+    volume[request->bChannelNumber] = ((audio_control_cur_2_t const *) buf)->bCur;
 
     TU_LOG1("Set channel %d volume: %d dB\r\n", request->bChannelNumber, volume[request->bChannelNumber] / 256);
 
     return true;
-  }
-  else
-  {
+  } else {
     TU_LOG1("Feature unit set request not supported, entity = %u, selector = %u, request = %u\r\n",
             request->bEntityID, request->bControlSelector, request->bRequest);
     return false;
@@ -299,16 +263,14 @@ static bool tud_audio_feature_unit_set_request(uint8_t rhport, audio_control_req
 //--------------------------------------------------------------------+
 
 // Invoked when audio class specific get request received for an entity
-bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request)
-{
-  audio_control_request_t const *request = (audio_control_request_t const *)p_request;
+bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
+  audio_control_request_t const *request = (audio_control_request_t const *) p_request;
 
   if (request->bEntityID == UAC2_ENTITY_CLOCK)
     return tud_audio_clock_get_request(rhport, request);
   if (request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT)
     return tud_audio_feature_unit_get_request(rhport, request);
-  else
-  {
+  else {
     TU_LOG1("Get request not handled, entity = %d, selector = %d, request = %d\r\n",
             request->bEntityID, request->bControlSelector, request->bRequest);
   }
@@ -316,9 +278,8 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p
 }
 
 // Invoked when audio class specific set request received for an entity
-bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *buf)
-{
-  audio_control_request_t const *request = (audio_control_request_t const *)p_request;
+bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *buf) {
+  audio_control_request_t const *request = (audio_control_request_t const *) p_request;
 
   if (request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT)
     return tud_audio_feature_unit_set_request(rhport, request, buf);
@@ -330,108 +291,82 @@ bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p
   return false;
 }
 
-bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
-  (void)rhport;
+bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
+  (void) rhport;
 
   uint8_t const itf = tu_u16_low(tu_le16toh(p_request->wIndex));
   uint8_t const alt = tu_u16_low(tu_le16toh(p_request->wValue));
 
   if (ITF_NUM_AUDIO_STREAMING_SPK == itf && alt == 0)
-      blink_interval_ms = BLINK_MOUNTED;
+    blink_interval_ms = BLINK_MOUNTED;
 
   return true;
 }
 
-bool tud_audio_set_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
-  (void)rhport;
+bool tud_audio_set_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
+  (void) rhport;
   uint8_t const itf = tu_u16_low(tu_le16toh(p_request->wIndex));
   uint8_t const alt = tu_u16_low(tu_le16toh(p_request->wValue));
 
   TU_LOG2("Set interface %d alt %d\r\n", itf, alt);
   if (ITF_NUM_AUDIO_STREAMING_SPK == itf && alt != 0)
-      blink_interval_ms = BLINK_STREAMING;
+    blink_interval_ms = BLINK_STREAMING;
 
   // Clear buffer when streaming format is changed
   spk_data_size = 0;
-  if(alt != 0)
-  {
-    current_resolution = resolutions_per_format[alt-1];
+  if (alt != 0) {
+    current_resolution = resolutions_per_format[alt - 1];
   }
 
   return true;
 }
 
-bool tud_audio_rx_done_pre_read_cb(uint8_t rhport, uint16_t n_bytes_received, uint8_t func_id, uint8_t ep_out, uint8_t cur_alt_setting)
-{
-  (void)rhport;
-  (void)func_id;
-  (void)ep_out;
-  (void)cur_alt_setting;
-
-  spk_data_size = tud_audio_read(spk_buf, n_bytes_received);
-  return true;
-}
-
-bool tud_audio_tx_done_pre_load_cb(uint8_t rhport, uint8_t itf, uint8_t ep_in, uint8_t cur_alt_setting)
-{
-  (void)rhport;
-  (void)itf;
-  (void)ep_in;
-  (void)cur_alt_setting;
-
-  // This callback could be used to fill microphone data separately
-  return true;
-}
-
 //--------------------------------------------------------------------+
 // AUDIO Task
 //--------------------------------------------------------------------+
 
-void audio_task(void)
-{
+// This task simulates an audio transfer callback, one frame is sent/received every 1ms.
+// In a real application, this would be replaced with actual I2S send/receive callback.
+void audio_task(void) {
+  static uint32_t start_ms = 0;
+  uint32_t curr_ms = board_millis();
+  if (start_ms == curr_ms) return;// not enough time
+  start_ms = curr_ms;
   // When new data arrived, copy data from speaker buffer, to microphone buffer
   // and send it over
   // Only support speaker & headphone both have the same resolution
   // If one is 16bit another is 24bit be care of LOUD noise !
-  if (spk_data_size)
-  {
-    if (current_resolution == 16)
-    {
-      int16_t *src = (int16_t*)spk_buf;
-      int16_t *limit = (int16_t*)spk_buf + spk_data_size / 2;
-      int16_t *dst = (int16_t*)mic_buf;
-      while (src < limit)
-      {
+  spk_data_size = tud_audio_read(spk_buf, sizeof(spk_buf));
+  if (spk_data_size) {
+    if (current_resolution == 16) {
+      int16_t *src = (int16_t *) spk_buf;
+      int16_t *limit = (int16_t *) spk_buf + spk_data_size / 2;
+      int16_t *dst = (int16_t *) mic_buf;
+      while (src < limit) {
         // Combine two channels into one
         int32_t left = *src++;
         int32_t right = *src++;
         *dst++ = (int16_t) ((left >> 1) + (right >> 1));
       }
-      tud_audio_write((uint8_t *)mic_buf, (uint16_t) (spk_data_size / 2));
+      tud_audio_write((uint8_t *) mic_buf, (uint16_t) (spk_data_size / 2));
       spk_data_size = 0;
-    }
-    else if (current_resolution == 24)
-    {
+    } else if (current_resolution == 24) {
       int32_t *src = spk_buf;
       int32_t *limit = spk_buf + spk_data_size / 4;
       int32_t *dst = mic_buf;
-      while (src < limit)
-      {
+      while (src < limit) {
         // Combine two channels into one
         int32_t left = *src++;
         int32_t right = *src++;
         *dst++ = (int32_t) ((uint32_t) ((left >> 1) + (right >> 1)) & 0xffffff00ul);
       }
-      tud_audio_write((uint8_t *)mic_buf, (uint16_t) (spk_data_size / 2));
+      tud_audio_write((uint8_t *) mic_buf, (uint16_t) (spk_data_size / 2));
       spk_data_size = 0;
     }
   }
 }
 
-void audio_control_task(void)
-{
+void audio_control_task(void) {
   // Press on-board button to control volume
   // Open host volume control, volume should switch between 10% and 100%
 
@@ -440,27 +375,25 @@ void audio_control_task(void)
   static uint32_t start_ms = 0;
   static uint32_t btn_prev = 0;
 
-  if ( board_millis() - start_ms < interval_ms) return; // not enough time
+  if (board_millis() - start_ms < interval_ms) return;// not enough time
   start_ms += interval_ms;
 
   uint32_t btn = board_button_read();
 
-  if (!btn_prev && btn)
-  {
+  if (!btn_prev && btn) {
     // Adjust volume between 0dB (100%) and -30dB (10%)
-    for (int i = 0; i < CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1; i++)
-    {
+    for (int i = 0; i < CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1; i++) {
       volume[i] = volume[i] == 0 ? -VOLUME_CTRL_30_DB : 0;
     }
 
     // 6.1 Interrupt Data Message
     const audio_interrupt_data_t data = {
-      .bInfo = 0,                                       // Class-specific interrupt, originated from an interface
-      .bAttribute = AUDIO_CS_REQ_CUR,                   // Caused by current settings
-      .wValue_cn_or_mcn = 0,                            // CH0: master volume
-      .wValue_cs = AUDIO_FU_CTRL_VOLUME,                // Volume change
-      .wIndex_ep_or_int = 0,                            // From the interface itself
-      .wIndex_entity_id = UAC2_ENTITY_SPK_FEATURE_UNIT, // From feature unit
+        .bInfo = 0,                                      // Class-specific interrupt, originated from an interface
+        .bAttribute = AUDIO_CS_REQ_CUR,                  // Caused by current settings
+        .wValue_cn_or_mcn = 0,                           // CH0: master volume
+        .wValue_cs = AUDIO_FU_CTRL_VOLUME,               // Volume change
+        .wIndex_ep_or_int = 0,                           // From the interface itself
+        .wIndex_entity_id = UAC2_ENTITY_SPK_FEATURE_UNIT,// From feature unit
     };
 
     tud_audio_int_write(&data);
@@ -472,8 +405,7 @@ void audio_control_task(void)
 //--------------------------------------------------------------------+
 // BLINKING TASK
 //--------------------------------------------------------------------+
-void led_blinking_task(void)
-{
+void led_blinking_task(void) {
   static uint32_t start_ms = 0;
   static bool led_state = false;
 
diff --git a/examples/device/uac2_headset/src/tusb_config.h b/examples/device/uac2_headset/src/tusb_config.h
index 328e35f52..e738a09af 100644
--- a/examples/device/uac2_headset/src/tusb_config.h
+++ b/examples/device/uac2_headset/src/tusb_config.h
@@ -146,8 +146,8 @@ extern "C" {
 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN    TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX)
 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_IN    TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX)
 
-#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ      TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_IN)*2
 #define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX         TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_IN) // Maximum EP IN size for all AS alternate settings used
+#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ      (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX // Example read FIFO every 1ms, so it should be 8 times larger for HS device
 
 // EP and buffer size - for isochronous EP´s, the buffer and EP size are equal (different sizes would not make sense)
 #define CFG_TUD_AUDIO_ENABLE_EP_OUT               1
@@ -155,8 +155,8 @@ extern "C" {
 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT   TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX)
 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_OUT   TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX)
 
-#define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ     TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_OUT)*2
 #define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX        TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_OUT) // Maximum EP IN size for all AS alternate settings used
+#define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ     (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX // Example read FIFO every 1ms, so it should be 8 times larger for HS device
 
 // Number of Standard AS Interface Descriptors (4.9.1) defined per audio function - this is required to be able to remember the current alternate settings of these interfaces - We restrict us here to have a constant number for all audio functions (which means this has to be the maximum number of AS interfaces an audio function has and a second audio function with less AS interfaces just wastes a few bytes)
 #define CFG_TUD_AUDIO_FUNC_1_N_AS_INT 	          2
diff --git a/examples/device/uac2_speaker_fb/CMakeLists.txt b/examples/device/uac2_speaker_fb/CMakeLists.txt
index f40ca8716..0ed3db646 100644
--- a/examples/device/uac2_speaker_fb/CMakeLists.txt
+++ b/examples/device/uac2_speaker_fb/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/uac2_speaker_fb/CMakePresets.json b/examples/device/uac2_speaker_fb/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/uac2_speaker_fb/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/uac2_speaker_fb/src/main.c b/examples/device/uac2_speaker_fb/src/main.c
index ea5a2941d..12425b919 100644
--- a/examples/device/uac2_speaker_fb/src/main.c
+++ b/examples/device/uac2_speaker_fb/src/main.c
@@ -27,12 +27,12 @@
 #include <string.h>
 
 #include "bsp/board_api.h"
+#include "common_types.h"
 #include "tusb.h"
 #include "usb_descriptors.h"
-#include "common_types.h"
 
 #ifdef CFG_QUIRK_OS_GUESSING
-#include "quirk_os_guessing.h"
+  #include "quirk_os_guessing.h"
 #endif
 
 //--------------------------------------------------------------------+
@@ -41,14 +41,14 @@
 
 // List of supported sample rates
 #if defined(__RX__)
-  const uint32_t sample_rates[] = {44100, 48000};
+const uint32_t sample_rates[] = {44100, 48000};
 #else
-  const uint32_t sample_rates[] = {44100, 48000, 88200, 96000};
+const uint32_t sample_rates[] = {44100, 48000, 88200, 96000};
 #endif
 
-uint32_t current_sample_rate  = 44100;
+uint32_t current_sample_rate = 44100;
 
-#define N_SAMPLE_RATES  TU_ARRAY_SIZE(sample_rates)
+#define N_SAMPLE_RATES TU_ARRAY_SIZE(sample_rates)
 
 /* Blink pattern
  * - 25 ms   : streaming data
@@ -56,16 +56,14 @@ uint32_t current_sample_rate  = 44100;
  * - 1000 ms : device mounted
  * - 2500 ms : device is suspended
  */
-enum
-{
+enum {
   BLINK_STREAMING = 25,
   BLINK_NOT_MOUNTED = 250,
   BLINK_MOUNTED = 1000,
   BLINK_SUSPENDED = 2500,
 };
 
-enum
-{
+enum {
   VOLUME_CTRL_0_DB = 0,
   VOLUME_CTRL_10_DB = 2560,
   VOLUME_CTRL_20_DB = 5120,
@@ -84,11 +82,11 @@ static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
 
 // Audio controls
 // Current states
-int8_t mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];       // +1 for master channel 0
-int16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];    // +1 for master channel 0
+int8_t mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];   // +1 for master channel 0
+int16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];// +1 for master channel 0
 
 // Buffer for speaker data
-uint16_t i2s_dummy_buffer[CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ/2];
+uint16_t i2s_dummy_buffer[CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ / 2];
 
 void led_blinking_task(void);
 void audio_task(void);
@@ -96,20 +94,18 @@ void audio_task(void);
 #if CFG_AUDIO_DEBUG
 void audio_debug_task(void);
 uint8_t current_alt_settings;
-uint16_t fifo_count;
-uint32_t fifo_count_avg;
+volatile uint16_t fifo_count;
+volatile uint32_t fifo_count_avg;
 #endif
 
 /*------------- MAIN -------------*/
-int main(void)
-{
+int main(void) {
   board_init();
 
   // init device stack on configured roothub port
   tusb_rhport_init_t dev_init = {
-    .role = TUSB_ROLE_DEVICE,
-    .speed = TUSB_SPEED_AUTO
-  };
+      .role = TUSB_ROLE_DEVICE,
+      .speed = TUSB_SPEED_AUTO};
   tusb_init(BOARD_TUD_RHPORT, &dev_init);
 
   if (board_init_after_tusb) {
@@ -118,9 +114,8 @@ int main(void)
 
   TU_LOG1("Speaker running\r\n");
 
-  while (1)
-  {
-    tud_task(); // TinyUSB device task
+  while (1) {
+    tud_task();// TinyUSB device task
     led_blinking_task();
 #if CFG_AUDIO_DEBUG
     audio_debug_task();
@@ -134,29 +129,25 @@ int main(void)
 //--------------------------------------------------------------------+
 
 // Invoked when device is mounted
-void tud_mount_cb(void)
-{
+void tud_mount_cb(void) {
   blink_interval_ms = BLINK_MOUNTED;
 }
 
 // Invoked when device is unmounted
-void tud_umount_cb(void)
-{
+void tud_umount_cb(void) {
   blink_interval_ms = BLINK_NOT_MOUNTED;
 }
 
 // Invoked when usb bus is suspended
 // remote_wakeup_en : if host allow us  to perform remote wakeup
 // Within 7ms, device must draw an average of current less than 2.5 mA from bus
-void tud_suspend_cb(bool remote_wakeup_en)
-{
-  (void)remote_wakeup_en;
+void tud_suspend_cb(bool remote_wakeup_en) {
+  (void) remote_wakeup_en;
   blink_interval_ms = BLINK_SUSPENDED;
 }
 
 // Invoked when usb bus is resumed
-void tud_resume_cb(void)
-{
+void tud_resume_cb(void) {
   blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED;
 }
 
@@ -165,43 +156,34 @@ void tud_resume_cb(void)
 //--------------------------------------------------------------------+
 
 // Helper for clock get requests
-static bool tud_audio_clock_get_request(uint8_t rhport, audio_control_request_t const *request)
-{
+static bool tud_audio_clock_get_request(uint8_t rhport, audio_control_request_t const *request) {
   TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK);
 
-  if (request->bControlSelector == AUDIO_CS_CTRL_SAM_FREQ)
-  {
-    if (request->bRequest == AUDIO_CS_REQ_CUR)
-    {
+  if (request->bControlSelector == AUDIO_CS_CTRL_SAM_FREQ) {
+    if (request->bRequest == AUDIO_CS_REQ_CUR) {
       TU_LOG1("Clock get current freq %lu\r\n", current_sample_rate);
 
-      audio_control_cur_4_t curf = { (int32_t) tu_htole32(current_sample_rate) };
-      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &curf, sizeof(curf));
-    }
-    else if (request->bRequest == AUDIO_CS_REQ_RANGE)
-    {
+      audio_control_cur_4_t curf = {(int32_t) tu_htole32(current_sample_rate)};
+      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &curf, sizeof(curf));
+    } else if (request->bRequest == AUDIO_CS_REQ_RANGE) {
       audio_control_range_4_n_t(N_SAMPLE_RATES) rangef =
-      {
-        .wNumSubRanges = tu_htole16(N_SAMPLE_RATES)
-      };
+          {
+              .wNumSubRanges = tu_htole16(N_SAMPLE_RATES)};
       TU_LOG1("Clock get %d freq ranges\r\n", N_SAMPLE_RATES);
-      for(uint8_t i = 0; i < N_SAMPLE_RATES; i++)
-      {
+      for (uint8_t i = 0; i < N_SAMPLE_RATES; i++) {
         rangef.subrange[i].bMin = (int32_t) sample_rates[i];
         rangef.subrange[i].bMax = (int32_t) sample_rates[i];
         rangef.subrange[i].bRes = 0;
-        TU_LOG1("Range %d (%d, %d, %d)\r\n", i, (int)rangef.subrange[i].bMin, (int)rangef.subrange[i].bMax, (int)rangef.subrange[i].bRes);
+        TU_LOG1("Range %d (%d, %d, %d)\r\n", i, (int) rangef.subrange[i].bMin, (int) rangef.subrange[i].bMax, (int) rangef.subrange[i].bRes);
       }
 
-      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &rangef, sizeof(rangef));
+      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &rangef, sizeof(rangef));
     }
-  }
-  else if (request->bControlSelector == AUDIO_CS_CTRL_CLK_VALID &&
-           request->bRequest == AUDIO_CS_REQ_CUR)
-  {
-    audio_control_cur_1_t cur_valid = { .bCur = 1 };
+  } else if (request->bControlSelector == AUDIO_CS_CTRL_CLK_VALID &&
+             request->bRequest == AUDIO_CS_REQ_CUR) {
+    audio_control_cur_1_t cur_valid = {.bCur = 1};
     TU_LOG1("Clock get is valid %u\r\n", cur_valid.bCur);
-    return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &cur_valid, sizeof(cur_valid));
+    return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &cur_valid, sizeof(cur_valid));
   }
   TU_LOG1("Clock get request not supported, entity = %u, selector = %u, request = %u\r\n",
           request->bEntityID, request->bControlSelector, request->bRequest);
@@ -209,25 +191,21 @@ static bool tud_audio_clock_get_request(uint8_t rhport, audio_control_request_t
 }
 
 // Helper for clock set requests
-static bool tud_audio_clock_set_request(uint8_t rhport, audio_control_request_t const *request, uint8_t const *buf)
-{
-  (void)rhport;
+static bool tud_audio_clock_set_request(uint8_t rhport, audio_control_request_t const *request, uint8_t const *buf) {
+  (void) rhport;
 
   TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK);
   TU_VERIFY(request->bRequest == AUDIO_CS_REQ_CUR);
 
-  if (request->bControlSelector == AUDIO_CS_CTRL_SAM_FREQ)
-  {
+  if (request->bControlSelector == AUDIO_CS_CTRL_SAM_FREQ) {
     TU_VERIFY(request->wLength == sizeof(audio_control_cur_4_t));
 
-    current_sample_rate = (uint32_t) ((audio_control_cur_4_t const *)buf)->bCur;
+    current_sample_rate = (uint32_t) ((audio_control_cur_4_t const *) buf)->bCur;
 
     TU_LOG1("Clock set current freq: %ld\r\n", current_sample_rate);
 
     return true;
-  }
-  else
-  {
+  } else {
     TU_LOG1("Clock set request not supported, entity = %u, selector = %u, request = %u\r\n",
             request->bEntityID, request->bControlSelector, request->bRequest);
     return false;
@@ -235,33 +213,25 @@ static bool tud_audio_clock_set_request(uint8_t rhport, audio_control_request_t
 }
 
 // Helper for feature unit get requests
-static bool tud_audio_feature_unit_get_request(uint8_t rhport, audio_control_request_t const *request)
-{
+static bool tud_audio_feature_unit_get_request(uint8_t rhport, audio_control_request_t const *request) {
   TU_ASSERT(request->bEntityID == UAC2_ENTITY_FEATURE_UNIT);
 
-  if (request->bControlSelector == AUDIO_FU_CTRL_MUTE && request->bRequest == AUDIO_CS_REQ_CUR)
-  {
-    audio_control_cur_1_t mute1 = { .bCur = mute[request->bChannelNumber] };
+  if (request->bControlSelector == AUDIO_FU_CTRL_MUTE && request->bRequest == AUDIO_CS_REQ_CUR) {
+    audio_control_cur_1_t mute1 = {.bCur = mute[request->bChannelNumber]};
     TU_LOG1("Get channel %u mute %d\r\n", request->bChannelNumber, mute1.bCur);
-    return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &mute1, sizeof(mute1));
-  }
-  else if (request->bControlSelector == AUDIO_FU_CTRL_VOLUME)
-  {
-    if (request->bRequest == AUDIO_CS_REQ_RANGE)
-    {
+    return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &mute1, sizeof(mute1));
+  } else if (request->bControlSelector == AUDIO_FU_CTRL_VOLUME) {
+    if (request->bRequest == AUDIO_CS_REQ_RANGE) {
       audio_control_range_2_n_t(1) range_vol = {
-        .wNumSubRanges = tu_htole16(1),
-        .subrange[0] = { .bMin = tu_htole16(-VOLUME_CTRL_50_DB), tu_htole16(VOLUME_CTRL_0_DB), tu_htole16(256) }
-      };
+          .wNumSubRanges = tu_htole16(1),
+          .subrange[0] = {.bMin = tu_htole16(-VOLUME_CTRL_50_DB), tu_htole16(VOLUME_CTRL_0_DB), tu_htole16(256)}};
       TU_LOG1("Get channel %u volume range (%d, %d, %u) dB\r\n", request->bChannelNumber,
               range_vol.subrange[0].bMin / 256, range_vol.subrange[0].bMax / 256, range_vol.subrange[0].bRes / 256);
-      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &range_vol, sizeof(range_vol));
-    }
-    else if (request->bRequest == AUDIO_CS_REQ_CUR)
-    {
-      audio_control_cur_2_t cur_vol = { .bCur = tu_htole16(volume[request->bChannelNumber]) };
+      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &range_vol, sizeof(range_vol));
+    } else if (request->bRequest == AUDIO_CS_REQ_CUR) {
+      audio_control_cur_2_t cur_vol = {.bCur = tu_htole16(volume[request->bChannelNumber])};
       TU_LOG1("Get channel %u volume %d dB\r\n", request->bChannelNumber, cur_vol.bCur / 256);
-      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &cur_vol, sizeof(cur_vol));
+      return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &cur_vol, sizeof(cur_vol));
     }
   }
   TU_LOG1("Feature unit get request not supported, entity = %u, selector = %u, request = %u\r\n",
@@ -271,35 +241,29 @@ static bool tud_audio_feature_unit_get_request(uint8_t rhport, audio_control_req
 }
 
 // Helper for feature unit set requests
-static bool tud_audio_feature_unit_set_request(uint8_t rhport, audio_control_request_t const *request, uint8_t const *buf)
-{
-  (void)rhport;
+static bool tud_audio_feature_unit_set_request(uint8_t rhport, audio_control_request_t const *request, uint8_t const *buf) {
+  (void) rhport;
 
   TU_ASSERT(request->bEntityID == UAC2_ENTITY_FEATURE_UNIT);
   TU_VERIFY(request->bRequest == AUDIO_CS_REQ_CUR);
 
-  if (request->bControlSelector == AUDIO_FU_CTRL_MUTE)
-  {
+  if (request->bControlSelector == AUDIO_FU_CTRL_MUTE) {
     TU_VERIFY(request->wLength == sizeof(audio_control_cur_1_t));
 
-    mute[request->bChannelNumber] = ((audio_control_cur_1_t const *)buf)->bCur;
+    mute[request->bChannelNumber] = ((audio_control_cur_1_t const *) buf)->bCur;
 
     TU_LOG1("Set channel %d Mute: %d\r\n", request->bChannelNumber, mute[request->bChannelNumber]);
 
     return true;
-  }
-  else if (request->bControlSelector == AUDIO_FU_CTRL_VOLUME)
-  {
+  } else if (request->bControlSelector == AUDIO_FU_CTRL_VOLUME) {
     TU_VERIFY(request->wLength == sizeof(audio_control_cur_2_t));
 
-    volume[request->bChannelNumber] = ((audio_control_cur_2_t const *)buf)->bCur;
+    volume[request->bChannelNumber] = ((audio_control_cur_2_t const *) buf)->bCur;
 
     TU_LOG1("Set channel %d volume: %d dB\r\n", request->bChannelNumber, volume[request->bChannelNumber] / 256);
 
     return true;
-  }
-  else
-  {
+  } else {
     TU_LOG1("Feature unit set request not supported, entity = %u, selector = %u, request = %u\r\n",
             request->bEntityID, request->bControlSelector, request->bRequest);
     return false;
@@ -307,16 +271,14 @@ static bool tud_audio_feature_unit_set_request(uint8_t rhport, audio_control_req
 }
 
 // Invoked when audio class specific get request received for an entity
-bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request)
-{
-  audio_control_request_t const *request = (audio_control_request_t const *)p_request;
+bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
+  audio_control_request_t const *request = (audio_control_request_t const *) p_request;
 
   if (request->bEntityID == UAC2_ENTITY_CLOCK)
     return tud_audio_clock_get_request(rhport, request);
   if (request->bEntityID == UAC2_ENTITY_FEATURE_UNIT)
     return tud_audio_feature_unit_get_request(rhport, request);
-  else
-  {
+  else {
     TU_LOG1("Get request not handled, entity = %d, selector = %d, request = %d\r\n",
             request->bEntityID, request->bControlSelector, request->bRequest);
   }
@@ -324,9 +286,8 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p
 }
 
 // Invoked when audio class specific set request received for an entity
-bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *buf)
-{
-  audio_control_request_t const *request = (audio_control_request_t const *)p_request;
+bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *buf) {
+  audio_control_request_t const *request = (audio_control_request_t const *) p_request;
 
   if (request->bEntityID == UAC2_ENTITY_FEATURE_UNIT)
     return tud_audio_feature_unit_set_request(rhport, request, buf);
@@ -338,28 +299,26 @@ bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p
   return false;
 }
 
-bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
-  (void)rhport;
+bool tud_audio_set_itf_close_EP_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
+  (void) rhport;
 
   uint8_t const itf = tu_u16_low(tu_le16toh(p_request->wIndex));
   uint8_t const alt = tu_u16_low(tu_le16toh(p_request->wValue));
 
   if (ITF_NUM_AUDIO_STREAMING == itf && alt == 0)
-      blink_interval_ms = BLINK_MOUNTED;
+    blink_interval_ms = BLINK_MOUNTED;
 
   return true;
 }
 
-bool tud_audio_set_itf_cb(uint8_t rhport, tusb_control_request_t const * p_request)
-{
-  (void)rhport;
+bool tud_audio_set_itf_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
+  (void) rhport;
   uint8_t const itf = tu_u16_low(tu_le16toh(p_request->wIndex));
   uint8_t const alt = tu_u16_low(tu_le16toh(p_request->wValue));
 
   TU_LOG2("Set interface %d alt %d\r\n", itf, alt);
   if (ITF_NUM_AUDIO_STREAMING == itf && alt != 0)
-      blink_interval_ms = BLINK_STREAMING;
+    blink_interval_ms = BLINK_STREAMING;
 
 #if CFG_AUDIO_DEBUG
   current_alt_settings = alt;
@@ -368,37 +327,34 @@ bool tud_audio_set_itf_cb(uint8_t rhport, tusb_control_request_t const * p_reque
   return true;
 }
 
-void tud_audio_feedback_params_cb(uint8_t func_id, uint8_t alt_itf, audio_feedback_params_t* feedback_param)
-{
-  (void)func_id;
-  (void)alt_itf;
+void tud_audio_feedback_params_cb(uint8_t func_id, uint8_t alt_itf, audio_feedback_params_t *feedback_param) {
+  (void) func_id;
+  (void) alt_itf;
   // Set feedback method to fifo counting
   feedback_param->method = AUDIO_FEEDBACK_METHOD_FIFO_COUNT;
   feedback_param->sample_freq = current_sample_rate;
 }
 
 #if CFG_AUDIO_DEBUG
-bool tud_audio_rx_done_post_read_cb(uint8_t rhport, uint16_t n_bytes_received, uint8_t func_id, uint8_t ep_out, uint8_t cur_alt_setting)
-{
-  (void)rhport;
-  (void)n_bytes_received;
-  (void)func_id;
-  (void)ep_out;
-  (void)cur_alt_setting;
+bool tud_audio_rx_done_isr(uint8_t rhport, uint16_t n_bytes_received, uint8_t func_id, uint8_t ep_out, uint8_t cur_alt_setting) {
+  (void) rhport;
+  (void) n_bytes_received;
+  (void) func_id;
+  (void) ep_out;
+  (void) cur_alt_setting;
 
   fifo_count = tud_audio_available();
   // Same averaging method used in UAC2 class
-  fifo_count_avg = (uint32_t)(((uint64_t)fifo_count_avg * 63  + ((uint32_t)fifo_count << 16)) >> 6);
+  fifo_count_avg = (uint32_t) (((uint64_t) fifo_count_avg * 63 + ((uint32_t) fifo_count << 16)) >> 6);
 
   return true;
 }
 #endif
 
 #if CFG_QUIRK_OS_GUESSING
-bool tud_audio_feedback_format_correction_cb(uint8_t func_id)
-{
-  (void)func_id;
-  if(tud_speed_get() == TUSB_SPEED_FULL && quirk_os_guessing_get() == QUIRK_OS_GUESSING_OSX) {
+bool tud_audio_feedback_format_correction_cb(uint8_t func_id) {
+  (void) func_id;
+  if (tud_speed_get() == TUSB_SPEED_FULL && quirk_os_guessing_get() == QUIRK_OS_GUESSING_OSX) {
     return true;
   } else {
     return false;
@@ -409,25 +365,21 @@ bool tud_audio_feedback_format_correction_cb(uint8_t func_id)
 // AUDIO Task
 //--------------------------------------------------------------------+
 
-void audio_task(void)
-{
-  // Replace audio_task() with your I2S transmit callback.
-  // Here we simulate a callback called every 1ms.
+// This task simulates an audio transmit callback, one frame is sent every 1ms.
+// In a real application, this would be replaced with actual I2S transmit callback.
+void audio_task(void) {
   static uint32_t start_ms = 0;
   uint32_t curr_ms = board_millis();
-  if ( start_ms == curr_ms ) return; // not enough time
+  if (start_ms == curr_ms) return;// not enough time
   start_ms = curr_ms;
 
-  uint16_t length = (uint16_t) (current_sample_rate/1000 * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX);
+  uint16_t length = (uint16_t) (current_sample_rate / 1000 * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX);
 
-  if (current_sample_rate == 44100 && (curr_ms % 10 == 0))
-  {
+  if (current_sample_rate == 44100 && (curr_ms % 10 == 0)) {
     // Take one more sample every 10 cycles, to have a average reading speed of 44.1
     // This correction is not needed in real world cases
     length += CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX;
-  } else
-  if (current_sample_rate == 88200 && (curr_ms % 5 == 0))
-  {
+  } else if (current_sample_rate == 88200 && (curr_ms % 5 == 0)) {
     // Take one more sample every 5 cycles, to have a average reading speed of 88.2
     // This correction is not needed in real world cases
     length += CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX;
@@ -439,8 +391,7 @@ void audio_task(void)
 //--------------------------------------------------------------------+
 // BLINKING TASK
 //--------------------------------------------------------------------+
-void led_blinking_task(void)
-{
+void led_blinking_task(void) {
   static uint32_t start_ms = 0;
   static bool led_state = false;
 
@@ -457,33 +408,30 @@ void led_blinking_task(void)
 // HID interface for audio debug
 //--------------------------------------------------------------------+
 // Every 1ms, we will sent 1 debug information report
-void audio_debug_task(void)
-{
+void audio_debug_task(void) {
   static uint32_t start_ms = 0;
   uint32_t curr_ms = board_millis();
-  if ( start_ms == curr_ms ) return; // not enough time
+  if (start_ms == curr_ms) return;// not enough time
   start_ms = curr_ms;
 
   audio_debug_info_t debug_info;
-  debug_info.sample_rate    = current_sample_rate;
-  debug_info.alt_settings   = current_alt_settings;
-  debug_info.fifo_size      = CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ;
-  debug_info.fifo_count     = fifo_count;
+  debug_info.sample_rate = current_sample_rate;
+  debug_info.alt_settings = current_alt_settings;
+  debug_info.fifo_size = CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ;
+  debug_info.fifo_count = fifo_count;
   debug_info.fifo_count_avg = (uint16_t) (fifo_count_avg >> 16);
-  for (int i = 0; i < CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1; i++)
-  {
+  for (int i = 0; i < CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1; i++) {
     debug_info.mute[i] = mute[i];
     debug_info.volume[i] = volume[i];
   }
 
-  if(tud_hid_ready())
+  if (tud_hid_ready())
     tud_hid_report(0, &debug_info, sizeof(debug_info));
 }
 
 // Invoked when received GET_REPORT control request
 // Unused here
-uint16_t tud_hid_get_report_cb(uint8_t itf, uint8_t report_id, hid_report_type_t report_type, uint8_t* buffer, uint16_t reqlen)
-{
+uint16_t tud_hid_get_report_cb(uint8_t itf, uint8_t report_id, hid_report_type_t report_type, uint8_t *buffer, uint16_t reqlen) {
   // TODO not Implemented
   (void) itf;
   (void) report_id;
@@ -496,8 +444,7 @@ uint16_t tud_hid_get_report_cb(uint8_t itf, uint8_t report_id, hid_report_type_t
 
 // Invoked when received SET_REPORT control request or
 // Unused here
-void tud_hid_set_report_cb(uint8_t itf, uint8_t report_id, hid_report_type_t report_type, uint8_t const* buffer, uint16_t bufsize)
-{
+void tud_hid_set_report_cb(uint8_t itf, uint8_t report_id, hid_report_type_t report_type, uint8_t const *buffer, uint16_t bufsize) {
   // This example doesn't use multiple report and report ID
   (void) itf;
   (void) report_id;
diff --git a/examples/device/usbtmc/CMakeLists.txt b/examples/device/usbtmc/CMakeLists.txt
index a63ca2d81..d2deb72d5 100644
--- a/examples/device/usbtmc/CMakeLists.txt
+++ b/examples/device/usbtmc/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/usbtmc/CMakePresets.json b/examples/device/usbtmc/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/usbtmc/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/video_capture/CMakeLists.txt b/examples/device/video_capture/CMakeLists.txt
index 80dc39ca5..90788fa60 100644
--- a/examples/device/video_capture/CMakeLists.txt
+++ b/examples/device/video_capture/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/video_capture/CMakePresets.json b/examples/device/video_capture/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/video_capture/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/video_capture/src/main.c b/examples/device/video_capture/src/main.c
index aeeeb8930..0406279fd 100644
--- a/examples/device/video_capture/src/main.c
+++ b/examples/device/video_capture/src/main.c
@@ -185,7 +185,7 @@ static void fill_color_bar(uint8_t* buffer, unsigned start_position) {
 
 #endif
 
-void video_send_frame(void) {
+static void video_send_frame(void) {
   static unsigned start_ms = 0;
   static unsigned already_sent = 0;
 
@@ -292,7 +292,7 @@ void led_blinking_task(void* param) {
 #define BLINKY_STACK_SIZE   configMINIMAL_STACK_SIZE
 #define VIDEO_STACK_SIZE    (configMINIMAL_STACK_SIZE*4)
 
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
   #define USBD_STACK_SIZE     4096
   int main(void);
   void app_main(void) {
@@ -351,8 +351,8 @@ void freertos_init_task(void) {
   xTaskCreate(video_task, "video", VIDEO_STACK_SZIE, NULL, configMAX_PRIORITIES - 2, NULL);
   #endif
 
-  // skip starting scheduler (and return) for ESP32-S2 or ESP32-S3
-  #if !TUP_MCU_ESPRESSIF
+  // only start scheduler for non-espressif mcu
+  #ifndef ESP_PLATFORM
   vTaskStartScheduler();
   #endif
 }
diff --git a/examples/device/video_capture/src/tusb_config.h b/examples/device/video_capture/src/tusb_config.h
index 3a6daa3d3..4ba86ca65 100644
--- a/examples/device/video_capture/src/tusb_config.h
+++ b/examples/device/video_capture/src/tusb_config.h
@@ -58,7 +58,7 @@
 #endif
 
 // Espressif IDF requires "freertos/" prefix in include path
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
 #define CFG_TUSB_OS_INC_PATH  freertos/
 #endif
 
diff --git a/examples/device/video_capture_2ch/CMakeLists.txt b/examples/device/video_capture_2ch/CMakeLists.txt
index 80dc39ca5..90788fa60 100644
--- a/examples/device/video_capture_2ch/CMakeLists.txt
+++ b/examples/device/video_capture_2ch/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/video_capture_2ch/CMakePresets.json b/examples/device/video_capture_2ch/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/video_capture_2ch/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}
diff --git a/examples/device/video_capture_2ch/src/main.c b/examples/device/video_capture_2ch/src/main.c
index dd6983766..dc616e3fa 100644
--- a/examples/device/video_capture_2ch/src/main.c
+++ b/examples/device/video_capture_2ch/src/main.c
@@ -300,7 +300,7 @@ void led_blinking_task(void* param) {
 #define BLINKY_STACK_SIZE   configMINIMAL_STACK_SIZE
 #define VIDEO_STACK_SIZE    (configMINIMAL_STACK_SIZE*4)
 
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
   #define USBD_STACK_SIZE     4096
   int main(void);
   void app_main(void) {
@@ -359,8 +359,8 @@ void freertos_init_task(void) {
   xTaskCreate(video_task, "video", VIDEO_STACK_SZIE, NULL, configMAX_PRIORITIES - 2, NULL);
   #endif
 
-  // skip starting scheduler (and return) for ESP32-S2 or ESP32-S3
-  #if !TUP_MCU_ESPRESSIF
+  // only start scheduler for non-espressif mcu
+  #ifndef ESP_PLATFORM
   vTaskStartScheduler();
   #endif
 }
diff --git a/examples/device/video_capture_2ch/src/tusb_config.h b/examples/device/video_capture_2ch/src/tusb_config.h
index 43c7dfc90..e84e49879 100644
--- a/examples/device/video_capture_2ch/src/tusb_config.h
+++ b/examples/device/video_capture_2ch/src/tusb_config.h
@@ -58,7 +58,7 @@
 #endif
 
 // Espressif IDF requires "freertos/" prefix in include path
-#if TUP_MCU_ESPRESSIF
+#ifdef ESP_PLATFORM
 #define CFG_TUSB_OS_INC_PATH  freertos/
 #endif
 
diff --git a/examples/device/webusb_serial/CMakeLists.txt b/examples/device/webusb_serial/CMakeLists.txt
index e92a57148..ced98a909 100644
--- a/examples/device/webusb_serial/CMakeLists.txt
+++ b/examples/device/webusb_serial/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.20)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
diff --git a/examples/device/webusb_serial/CMakePresets.json b/examples/device/webusb_serial/CMakePresets.json
new file mode 100644
index 000000000..5cd8971e9
--- /dev/null
+++ b/examples/device/webusb_serial/CMakePresets.json
@@ -0,0 +1,6 @@
+{
+  "version": 6,
+  "include": [
+    "../../../hw/bsp/BoardPresets.json"
+  ]
+}