2 files changed, 21 insertions, 2 deletions
diff --git a/tinyusb/class/hid_device.c b/tinyusb/class/hid_device.c
index b2733978f..14258c493 100644
--- a/tinyusb/class/hid_device.c
+++ b/tinyusb/class/hid_device.c
@@ -351,6 +351,11 @@ ErrorCode_t HID_EpOut_Hdlr (USBD_HANDLE_T hUsb, void* data, uint32_t event)
 //--------------------------------------------------------------------+
 // APPLICATION API
 //--------------------------------------------------------------------+
+bool tusbd_hid_keyboard_is_busy(uint8_t coreid)
+{
+  return dcd_pipe_is_busy(keyboardd_data.ept_handle);
+}
+
 tusb_error_t tusbd_hid_keyboard_send(uint8_t coreid, hid_keyboard_report_t const *p_kbd_report)
 {
   //------------- verify data -------------//
diff --git a/tinyusb/class/hid_device.h b/tinyusb/class/hid_device.h
index 9c63e2dd3..c74148d26 100644
--- a/tinyusb/class/hid_device.h
+++ b/tinyusb/class/hid_device.h
@@ -47,22 +47,36 @@
  extern "C" {
 #endif
 
+
 //--------------------------------------------------------------------+
 // KEYBOARD Application API
 //--------------------------------------------------------------------+
 /** \addtogroup ClassDriver_HID_Keyboard Keyboard
  *  @{ */
-
 /** \defgroup Keyboard_Device Device
- *  The interface API includes status checking function, data transferring function and callback functions
  *  @{ */
 
+bool tusbd_hid_keyboard_is_busy(uint8_t coreid);
 tusb_error_t tusbd_hid_keyboard_send(uint8_t coreid, hid_keyboard_report_t const *p_kbd_report);
+
+/** @} */
+/** @} */
+
+//--------------------------------------------------------------------+
+// MOUSE APPLICATION API
+//--------------------------------------------------------------------+
+/** \addtogroup ClassDriver_HID_Mouse Mouse
+ *  @{ */
+/** \defgroup Mouse_Device Device
+ *  @{ */
+
 tusb_error_t tusbd_hid_mouse_send(uint8_t coreid, hid_mouse_report_t const *p_mouse_report);
 
 /** @} */
 /** @} */
 
+
+
 //--------------------------------------------------------------------+
 // USBD-CLASS DRIVER API
 //--------------------------------------------------------------------+