diff -cr orig/Core/Src/main.c ./Core/Src/main.c
*** orig/Core/Src/main.c	Fri Sep 27 02:22:08 2024
--- ./Core/Src/main.c	Fri Sep 27 02:22:08 2024
***************
*** 22,28 ****
  
  /* Private includes ----------------------------------------------------------*/
  /* USER CODE BEGIN Includes */
! 
  /* USER CODE END Includes */
  
  /* Private typedef -----------------------------------------------------------*/
--- 22,28 ----
  
  /* Private includes ----------------------------------------------------------*/
  /* USER CODE BEGIN Includes */
! #include "mozc.h"
  /* USER CODE END Includes */
  
  /* Private typedef -----------------------------------------------------------*/
***************
*** 99,111 ****
    MX_USB_DEVICE_Init();
    MX_SPI1_Init();
    /* USER CODE BEGIN 2 */
! 
    /* USER CODE END 2 */
  
    /* Infinite loop */
    /* USER CODE BEGIN WHILE */
    while (1)
    {
      /* USER CODE END WHILE */
  
      /* USER CODE BEGIN 3 */
--- 99,112 ----
    MX_USB_DEVICE_Init();
    MX_SPI1_Init();
    /* USER CODE BEGIN 2 */
!   mozc_init();
    /* USER CODE END 2 */
  
    /* Infinite loop */
    /* USER CODE BEGIN WHILE */
    while (1)
    {
+ 	mozc_loop();
      /* USER CODE END WHILE */
  
      /* USER CODE BEGIN 3 */
diff -cr orig/Middlewares/ST/STM32_USB_Device_Library/Class/CustomHID/Inc/usbd_customhid.h ./Middlewares/ST/STM32_USB_Device_Library/Class/CustomHID/Inc/usbd_customhid.h
*** orig/Middlewares/ST/STM32_USB_Device_Library/Class/CustomHID/Inc/usbd_customhid.h	Fri Sep 27 02:22:08 2024
--- ./Middlewares/ST/STM32_USB_Device_Library/Class/CustomHID/Inc/usbd_customhid.h	Fri Sep 27 02:22:08 2024
***************
*** 42,48 ****
    * @{
    */
  #define CUSTOM_HID_EPIN_ADDR                 0x81U
! #define CUSTOM_HID_EPIN_SIZE                 0x02U
  
  #define CUSTOM_HID_EPOUT_ADDR                0x01U
  #define CUSTOM_HID_EPOUT_SIZE                0x02U
--- 42,48 ----
    * @{
    */
  #define CUSTOM_HID_EPIN_ADDR                 0x81U
! #define CUSTOM_HID_EPIN_SIZE                 0x11U
  
  #define CUSTOM_HID_EPOUT_ADDR                0x01U
  #define CUSTOM_HID_EPOUT_SIZE                0x02U
diff -cr orig/USB_DEVICE/App/usbd_custom_hid_if.c ./USB_DEVICE/App/usbd_custom_hid_if.c
*** orig/USB_DEVICE/App/usbd_custom_hid_if.c	Fri Sep 27 02:22:08 2024
--- ./USB_DEVICE/App/usbd_custom_hid_if.c	Fri Sep 27 02:22:08 2024
***************
*** 22,28 ****
  #include "usbd_custom_hid_if.h"
  
  /* USER CODE BEGIN INCLUDE */
! 
  /* USER CODE END INCLUDE */
  
  /* Private typedef -----------------------------------------------------------*/
--- 22,28 ----
  #include "usbd_custom_hid_if.h"
  
  /* USER CODE BEGIN INCLUDE */
! #include "hid.h"
  /* USER CODE END INCLUDE */
  
  /* Private typedef -----------------------------------------------------------*/
***************
*** 91,97 ****
  __ALIGN_BEGIN static uint8_t CUSTOM_HID_ReportDesc_FS[USBD_CUSTOM_HID_REPORT_DESC_SIZE] __ALIGN_END =
  {
    /* USER CODE BEGIN 0 */
!   0x00,
    /* USER CODE END 0 */
    0xC0    /*     END_COLLECTION	             */
  };
--- 91,140 ----
  __ALIGN_BEGIN static uint8_t CUSTOM_HID_ReportDesc_FS[USBD_CUSTOM_HID_REPORT_DESC_SIZE] __ALIGN_END =
  {
    /* USER CODE BEGIN 0 */
!   0x05, 0x01,                   /* USAGE_PAGE (Generic Desktop) */
!   0x09, 0x06,                   /* USAGE (Keyboard) */
!   0xa1, 0x01,                   /* COLLECTION (Application) */
!   0x85, 0x01,                   /*   REPORT ID (1) */
!   0x05, 0x07,                   /*   USAGE_PAGE (Keyboard) */
!   0x19, 0xe0,                   /*   USAGE_MINIMUM (224) */
!   0x29, 0xe7,                   /*   USAGE_MAXIMUM (231) */
!   0x15, 0x00,                   /*   LOGICAL_MINIMUM (0) */
!   0x25, 0x01,                   /*   LOGICAL_MAXIMUM (1) */
!   0x75, 0x01,                   /*   REPORT_SIZE (1) */
!   0x95, 0x08,                   /*   REPORT_COUNT (8) */
!   0x81, 0x02,                   /*   INPUT (Data,Var,Abs); Modifier byte */
!   0x75, 0x08,                   /*   REPORT_SIZE (8) */
!   0x95, 0x01,                   /*   REPORT_COUNT (1) */
!   0x81, 0x01,                   /*   INPUT (Constant); Reserved byte */
!   0x75, 0x01,                   /*   REPORT_SIZE (1) */
!   0x95, 0x05,                   /*   REPORT_COUNT (5) */
!   0x05, 0x08,                   /*   USAGE_PAGE (LEDs) */
!   0x19, 0x01,                   /*   USAGE_MINIMUM (1) */
!   0x29, 0x05,                   /*   USAGE_MAXIMUM (5) */
!   0x91, 0x02,                   /*   OUTPUT (Data,Var,Abs); LED report */
!   0x75, 0x03,                   /*   REPORT_SIZE (3) */
!   0x95, 0x01,                   /*   REPORT_COUNT (1) */
!   0x91, 0x01,                   /*   OUTPUT (Constant); LED report padding */
!   0x75, 0x08,                   /*   REPORT_SIZE (8) */
!   0x95, 0x06,                   /*   REPORT_COUNT (6) */
!   0x15, 0x00,                   /*   LOGICAL_MINIMUM (0) */
!   0x25, 0x65,                   /*   LOGICAL_MAXIMUM (101) */
!   0x05, 0x07,                   /*   USAGE_PAGE (Keyboard) */
!   0x19, 0x00,                   /*   USAGE_MINIMUM (0) */
!   0x29, 0x65,                   /*   USAGE_MAXIMUM (101) */
!   0x81, 0x00,                   /*   INPUT (Data,Ary,Abs) */
!   0xC0,                         /* END_COLLECTION  */
!   0x05, 0x10,                   /* USAGE_PAGE (Unicode) */
!   0x09, 0x00,                   /* USAGE (0) */
!   0xa1, 0x01,                   /* COLLECTION (Application) */
!   0x85, 0x02,                   /*   REPORT ID (2) */
!   0x75, 0x10,                   /*   REPORT_SIZE (16) */
!   0x95, 0x08,                   /*   REPORT_COUNT (8) */
!   0x15, 0x00,                   /*   LOGICAL_MINIMUM (0) */
!   0x27, 0xff, 0xff, 0x00, 0x00, /*   LOGICAL_MAXIMUM (65535) */
!   0x19, 0x00,                   /*   USAGE_MINIMUM (0) */
!   0x2a, 0xff, 0xff,             /*   USAGE_MAXIMUM (65535) */
!   0x81, 0x00,                   /*   INPUT (Data,Ary,Abs) */
    /* USER CODE END 0 */
    0xC0    /*     END_COLLECTION	             */
  };
***************
*** 152,157 ****
--- 195,201 ----
  static int8_t CUSTOM_HID_Init_FS(void)
  {
    /* USER CODE BEGIN 4 */
+   hid_init();
    return (USBD_OK);
    /* USER CODE END 4 */
  }
***************
*** 163,168 ****
--- 207,213 ----
  static int8_t CUSTOM_HID_DeInit_FS(void)
  {
    /* USER CODE BEGIN 5 */
+   hid_deinit();
    return (USBD_OK);
    /* USER CODE END 5 */
  }
Only in .: orig