summaryrefslogtreecommitdiff
path: root/examples/device/audio_4_channel_mic
diff options
context:
space:
mode:
authorhathach <[email protected]>2022-06-06 17:35:17 +0700
committerhathach <[email protected]>2022-06-06 17:35:17 +0700
commitf4c80dd218240d934a28cb21d8ddd6a0e3a33fe5 (patch)
treefce3fbae54c687058cf06731a93cd7eb0e48b04f /examples/device/audio_4_channel_mic
parent1b086729452c67e3e78a736506732ca013959572 (diff)
clean up example to use CFG_TUD_ENABLED + CFG_TUD_MAX_SPEED instead of CFG_TUSB_RHPORT0_MODE
Diffstat (limited to 'examples/device/audio_4_channel_mic')
-rw-r--r--examples/device/audio_4_channel_mic/src/main.c3
-rw-r--r--examples/device/audio_4_channel_mic/src/tusb_config.h63
2 files changed, 38 insertions, 28 deletions
diff --git a/examples/device/audio_4_channel_mic/src/main.c b/examples/device/audio_4_channel_mic/src/main.c
index d085dd43a..9c94edd49 100644
--- a/examples/device/audio_4_channel_mic/src/main.c
+++ b/examples/device/audio_4_channel_mic/src/main.c
@@ -81,7 +81,8 @@ int main(void)
{
board_init();
- tusb_init();
+ // init device stack on configured roothub port
+ tud_init(BOARD_TUD_RHPORT);
// Init values
sampFreq = AUDIO_SAMPLE_RATE;
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 023faa7e2..0f5fbfef7 100644
--- a/examples/device/audio_4_channel_mic/src/tusb_config.h
+++ b/examples/device/audio_4_channel_mic/src/tusb_config.h
@@ -30,6 +30,20 @@
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
//--------------------------------------------------------------------
@@ -39,18 +53,19 @@ extern "C" {
#error CFG_TUSB_MCU must be defined
#endif
-#define CFG_TUSB_RHPORT0_MODE OPT_MODE_DEVICE
-
#ifndef CFG_TUSB_OS
-#define CFG_TUSB_OS OPT_OS_NONE
+#define CFG_TUSB_OS OPT_OS_NONE
#endif
#ifndef CFG_TUSB_DEBUG
-#define CFG_TUSB_DEBUG 0
+#define CFG_TUSB_DEBUG 0
#endif
-// CFG_TUSB_DEBUG is defined by compiler in DEBUG build
-// #define CFG_TUSB_DEBUG 0
+// 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
@@ -64,7 +79,7 @@ extern "C" {
#endif
#ifndef CFG_TUSB_MEM_ALIGN
-#define CFG_TUSB_MEM_ALIGN __attribute__ ((aligned(4)))
+#define CFG_TUSB_MEM_ALIGN __attribute__ ((aligned(4)))
#endif
//--------------------------------------------------------------------
@@ -75,13 +90,7 @@ extern "C" {
#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 0
#define CFG_TUD_AUDIO 1
-#define CFG_TUD_VENDOR 0
//--------------------------------------------------------------------
// AUDIO CLASS DRIVER CONFIGURATION
@@ -89,23 +98,23 @@ extern "C" {
// Have a look into audio_device.h for all configurations
-#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_MIC_FOUR_CH_DESC_LEN
+#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_MIC_FOUR_CH_DESC_LEN
-#define CFG_TUD_AUDIO_FUNC_1_N_AS_INT 1
-#define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64
+#define CFG_TUD_AUDIO_FUNC_1_N_AS_INT 1
+#define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64
-#define CFG_TUD_AUDIO_ENABLE_EP_IN 1
-#define CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX 2 // 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_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 (48 + 1) * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX // 48 Samples (48 kHz) x 2 Bytes/Sample x CFG_TUD_AUDIO_N_CHANNELS_TX Channels - the Windows driver always needs an extra sample per channel of space more, otherwise it complains... found by trial and error
-#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_EP_IN 1
+#define CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX 2 // 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_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 (48 + 1) * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX // 48 Samples (48 kHz) x 2 Bytes/Sample x CFG_TUD_AUDIO_N_CHANNELS_TX Channels - the Windows driver always needs an extra sample per channel of space more, otherwise it complains... found by trial and error
+#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_ENCODING 1
-#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 (CFG_TUD_AUDIO_EP_SZ_IN / CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO)
+#define CFG_TUD_AUDIO_ENABLE_ENCODING 1
+#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 (CFG_TUD_AUDIO_EP_SZ_IN / CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO)
#ifdef __cplusplus
}