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stm32f103-usb-keyboard
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Ondřej Hruška 8 years ago
parent 10791c1d80
commit 330cc0ad69
7 changed files with 188 additions and 195 deletions
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  1. 2
      CMakeLists.txt
  2. 12
      Inc/main.h
  3. 2
      Middlewares/ST/STM32_USB_Device_Library/Class/HID/Inc/usbd_hid.h
  4. 103
      Middlewares/ST/STM32_USB_Device_Library/Class/HID/Src/usbd_hid.c
  5. 45
      Src/main.c
  6. 1
      Src/usb_device.c
  7. 218
      Src/usbd_desc.c

2
CMakeLists.txt
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@ -22,7 +22,7 @@ include_directories(Middlewares/ST/STM32_USB_Device_Library/Class/HID/Inc)
include_directories(Middlewares/ST/STM32_USB_Device_Library/Core/Inc)
add_definitions(-DSTM32F103x6)
add_executable(${PROJECT_NAME}.elf ${USER_SOURCES} ${LINKER_SCRIPT})
add_executable(${PROJECT_NAME}.elf ${USER_SOURCES} ${LINKER_SCRIPT} Inc/main.h)
target_link_libraries(${PROJECT_NAME}.elf HAL CMSIS USBFS)

12
Inc/main.h
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@ -0,0 +1,12 @@
//
// Created by ondra on 7.8.16.
//
#ifndef F103_USB_MAIN_H_H
#define F103_USB_MAIN_H_H
#include "stm32f1xx_hal.h"
extern void dbg(const char* msg);
#endif //F103_USB_MAIN_H_H

2
Middlewares/ST/STM32_USB_Device_Library/Class/HID/Inc/usbd_hid.h
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@ -54,7 +54,7 @@ extern "C" {
#define USB_HID_CONFIG_DESC_SIZ 34
#define USB_HID_DESC_SIZ 9
#define HID_MOUSE_REPORT_DESC_SIZE 74
//#define HID_MOUSE_REPORT_DESC_SIZE 74
#define HID_KEYBD_REPORT_DESC_SIZE 63
#define HID_DESCRIPTOR_TYPE 0x21

103
Middlewares/ST/STM32_USB_Device_Library/Class/HID/Src/usbd_hid.c
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@ -47,6 +47,7 @@
*/
/* Includes ------------------------------------------------------------------*/
#include <main.h>
#include "usbd_hid.h"
#include "usbd_desc.h"
#include "usbd_ctlreq.h"
@ -163,7 +164,7 @@ __ALIGN_BEGIN static uint8_t USBD_HID_CfgDesc[USB_HID_CONFIG_DESC_SIZ] __ALIGN_
0x01, /*bNumEndpoints*/
0x03, /*bInterfaceClass: HID*/
0x01, /*bInterfaceSubClass : 1=BOOT, 0=no boot*/
0x02, /*nInterfaceProtocol : 0=none, 1=keyboard, 2=mouse*/
0x01, /*nInterfaceProtocol : 0=none, 1=keyboard, 2=mouse*//* CHANGED */
0, /*iInterface: Index of string descriptor*/
/******************** Descriptor of Joystick Mouse HID ********************/
/* 18 */
@ -174,7 +175,7 @@ __ALIGN_BEGIN static uint8_t USBD_HID_CfgDesc[USB_HID_CONFIG_DESC_SIZ] __ALIGN_
0x00, /*bCountryCode: Hardware target country*/
0x01, /*bNumDescriptors: Number of HID class descriptors to follow*/
0x22, /*bDescriptorType*/
HID_MOUSE_REPORT_DESC_SIZE,/*wItemLength: Total length of Report descriptor*/
HID_KEYBD_REPORT_DESC_SIZE,/*wItemLength: Total length of Report descriptor*//* CHANGED */
0x00,
/******************** Descriptor of Mouse endpoint ********************/
/* 27 */
@ -200,7 +201,7 @@ __ALIGN_BEGIN static uint8_t USBD_HID_Desc[USB_HID_DESC_SIZ] __ALIGN_END =
0x00, /*bCountryCode: Hardware target country*/
0x01, /*bNumDescriptors: Number of HID class descriptors to follow*/
0x22, /*bDescriptorType*/
HID_MOUSE_REPORT_DESC_SIZE,/*wItemLength: Total length of Report descriptor*/
HID_KEYBD_REPORT_DESC_SIZE,/*wItemLength: Total length of Report descriptor*//* CHANGED */
0x00,
};
@ -219,54 +220,40 @@ __ALIGN_BEGIN static uint8_t USBD_HID_DeviceQualifierDesc[USB_LEN_DEV_QUALIFIER_
0x00,
};
__ALIGN_BEGIN static uint8_t HID_MOUSE_ReportDesc[HID_MOUSE_REPORT_DESC_SIZE] __ALIGN_END =
__ALIGN_BEGIN static uint8_t HID_KEYBD_ReportDesc[HID_KEYBD_REPORT_DESC_SIZE] __ALIGN_END =
{
0x05, 0x01,
0x09, 0x02,
0xA1, 0x01,
0x09, 0x01,
0xA1, 0x00,
0x05, 0x09,
0x19, 0x01,
0x29, 0x03,
0x15, 0x00,
0x25, 0x01,
0x95, 0x03,
0x75, 0x01,
0x81, 0x02,
0x95, 0x01,
0x75, 0x05,
0x81, 0x01,
0x05, 0x01,
0x09, 0x30,
0x09, 0x31,
0x09, 0x38,
0x15, 0x81,
0x25, 0x7F,
0x75, 0x08,
0x95, 0x03,
0x81, 0x06,
0xC0, 0x09,
0x3c, 0x05,
0xff, 0x09,
0x01, 0x15,
0x00, 0x25,
0x01, 0x75,
0x01, 0x95,
0x02, 0xb1,
0x22, 0x75,
0x06, 0x95,
0x01, 0xb1,
0x01, 0xc0
0x05, 0x01, // USAGE_PAGE (Generic Desktop)
0x09, 0x06, // USAGE (Keyboard)
0xa1, 0x01, // COLLECTION (Application)
0x05, 0x07, // USAGE_PAGE (Keyboard)
0x19, 0xe0, // USAGE_MINIMUM (Keyboard LeftControl)
0x29, 0xe7, // USAGE_MAXIMUM (Keyboard Right GUI)
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)
0x95, 0x01, // REPORT_COUNT (1)
0x75, 0x08, // REPORT_SIZE (8)
0x81, 0x03, // INPUT (Cnst,Var,Abs)
0x95, 0x05, // REPORT_COUNT (5)
0x75, 0x01, // REPORT_SIZE (1)
0x05, 0x08, // USAGE_PAGE (LEDs)
0x19, 0x01, // USAGE_MINIMUM (Num Lock)
0x29, 0x05, // USAGE_MAXIMUM (Kana)
0x91, 0x02, // OUTPUT (Data,Var,Abs)
0x95, 0x01, // REPORT_COUNT (1)
0x75, 0x03, // REPORT_SIZE (3)
0x91, 0x03, // OUTPUT (Cnst,Var,Abs)
0x95, 0x06, // REPORT_COUNT (6)
0x75, 0x08, // REPORT_SIZE (8)
0x15, 0x00, // LOGICAL_MINIMUM (0)
0x25, 0x65, // LOGICAL_MAXIMUM (101)
0x05, 0x07, // USAGE_PAGE (Keyboard)
0x19, 0x00, // USAGE_MINIMUM (Reserved (no event indicated))
0x29, 0x65, // USAGE_MAXIMUM (Keyboard Application)
0x81, 0x00, // INPUT (Data,Ary,Abs)
0xc0 // END_COLLECTION
};
/**
@ -315,8 +302,7 @@ static uint8_t USBD_HID_Init(USBD_HandleTypeDef *pdev, uint8_t cfgidx)
static uint8_t USBD_HID_DeInit(USBD_HandleTypeDef *pdev, uint8_t cfgidx)
{
/* Close HID EPs */
USBD_LL_CloseEP(pdev,
HID_EPIN_ADDR);
USBD_LL_CloseEP(pdev, HID_EPIN_ADDR);
/* FRee allocated memory */
if (pdev->pClassData != NULL) {
@ -350,9 +336,7 @@ static uint8_t USBD_HID_Setup(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *re
break;
case HID_REQ_GET_PROTOCOL:
USBD_CtlSendData(pdev,
(uint8_t *) &hhid->Protocol,
1);
USBD_CtlSendData(pdev, (uint8_t *) &hhid->Protocol, 1);
break;
case HID_REQ_SET_IDLE:
@ -360,9 +344,7 @@ static uint8_t USBD_HID_Setup(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *re
break;
case HID_REQ_GET_IDLE:
USBD_CtlSendData(pdev,
(uint8_t *) &hhid->IdleState,
1);
USBD_CtlSendData(pdev, (uint8_t *) &hhid->IdleState, 1);
break;
default:
@ -375,8 +357,8 @@ static uint8_t USBD_HID_Setup(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *re
switch (req->bRequest) {
case USB_REQ_GET_DESCRIPTOR:
if (req->wValue >> 8 == HID_REPORT_DESC) {
len = MIN(HID_MOUSE_REPORT_DESC_SIZE, req->wLength);
pbuf = HID_MOUSE_ReportDesc;
len = MIN(HID_KEYBD_REPORT_DESC_SIZE, req->wLength);
pbuf = HID_KEYBD_ReportDesc;
}
else if (req->wValue >> 8 == HID_DESCRIPTOR_TYPE) {
pbuf = USBD_HID_Desc;
@ -476,7 +458,6 @@ static uint8_t *USBD_HID_GetCfgDesc(uint16_t *length)
*/
static uint8_t USBD_HID_DataIn(USBD_HandleTypeDef *pdev, uint8_t epnum)
{
/* Ensure that the FIFO is empty before a new transfer, this condition could
be caused by a new transfer before the end of the previous transfer */
((USBD_HID_HandleTypeDef *) pdev->pClassData)->state = HID_IDLE;

45
Src/main.c
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@ -66,6 +66,13 @@ static void MX_USART2_UART_Init(void);
/* USER CODE BEGIN 0 */
/** Print a debug message */
void dbg(const char *msg)
{
HAL_UART_Transmit(&huart2, (char*)msg, (uint16_t)strlen(msg), 10);
}
/* USER CODE END 0 */
void _Noreturn main(void)
@ -94,13 +101,29 @@ void _Noreturn main(void)
/* Infinite loop */
/* USER CODE BEGIN WHILE */
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wmissing-noreturn"
char msg[] = "A\r\n";
while (1) {
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
HAL_Delay(100);
HAL_Delay(500);
HAL_GPIO_TogglePin(LED_GPIO_Port, LED_Pin);
dbg(msg);
// Toggle
if(msg[0] == 'A') {
msg[0] = 'B';
} else {
msg[0] = 'A';
}
}
#pragma clang diagnostic pop
/* USER CODE END 3 */
}
@ -228,26 +251,6 @@ static void MX_GPIO_Init(void)
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(LED_GPIO_Port, &GPIO_InitStruct);
/*Configure GPIO pins : PA0 PA1 PA4 PA5
PA6 PA7 PA8 PA9
PA10 PA13 PA14 PA15 */
GPIO_InitStruct.Pin = GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_4 | GPIO_PIN_5
| GPIO_PIN_6 | GPIO_PIN_7 | GPIO_PIN_8 | GPIO_PIN_9
| GPIO_PIN_10 | GPIO_PIN_13 | GPIO_PIN_14 | GPIO_PIN_15;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pins : PB0 PB1 PB2 PB10
PB11 PB12 PB13 PB14
PB15 PB3 PB4 PB5
PB6 PB7 PB8 PB9 */
GPIO_InitStruct.Pin = GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_10
| GPIO_PIN_11 | GPIO_PIN_12 | GPIO_PIN_13 | GPIO_PIN_14
| GPIO_PIN_15 | GPIO_PIN_3 | GPIO_PIN_4 | GPIO_PIN_5
| GPIO_PIN_6 | GPIO_PIN_7 | GPIO_PIN_8 | GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
}
/* USER CODE BEGIN 4 */

1
Src/usb_device.c
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@ -51,7 +51,6 @@ void MX_USB_DEVICE_Init(void)
USBD_RegisterClass(&hUsbDeviceFS, &USBD_HID);
USBD_Start(&hUsbDeviceFS);
}
/**
* @}

218
Src/usbd_desc.c
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@ -44,18 +44,18 @@
/** @defgroup USBD_DESC
* @brief USBD descriptors module
* @{
*/
*/
/** @defgroup USBD_DESC_Private_TypesDefinitions
* @{
*/
*/
/**
* @}
*/
*/
/** @defgroup USBD_DESC_Private_Defines
* @{
*/
*/
#define USBD_VID 1155
#define USBD_LANGID_STRING 1033
#define USBD_MANUFACTURER_STRING "MightyPork"
@ -70,99 +70,105 @@
/* USER CODE END 0*/
/**
* @}
*/
*/
/** @defgroup USBD_DESC_Private_Macros
* @{
*/
*/
/**
* @}
*/
*/
/** @defgroup USBD_DESC_Private_Variables
* @{
*/
uint8_t * USBD_FS_DeviceDescriptor( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_FS_LangIDStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_FS_ManufacturerStrDescriptor ( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_FS_ProductStrDescriptor ( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_FS_SerialStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_FS_ConfigStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_FS_InterfaceStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length);
*/
uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
#ifdef USB_SUPPORT_USER_STRING_DESC
uint8_t * USBD_FS_USRStringDesc (USBD_SpeedTypeDef speed, uint8_t idx , uint16_t *length);
uint8_t * USBD_FS_USRStringDesc (USBD_SpeedTypeDef speed, uint8_t idx , uint16_t *length);
#endif /* USB_SUPPORT_USER_STRING_DESC */
USBD_DescriptorsTypeDef FS_Desc =
{
USBD_FS_DeviceDescriptor,
USBD_FS_LangIDStrDescriptor,
USBD_FS_ManufacturerStrDescriptor,
USBD_FS_ProductStrDescriptor,
USBD_FS_SerialStrDescriptor,
USBD_FS_ConfigStrDescriptor,
USBD_FS_InterfaceStrDescriptor,
};
{
USBD_FS_DeviceDescriptor,
USBD_FS_LangIDStrDescriptor,
USBD_FS_ManufacturerStrDescriptor,
USBD_FS_ProductStrDescriptor,
USBD_FS_SerialStrDescriptor,
USBD_FS_ConfigStrDescriptor,
USBD_FS_InterfaceStrDescriptor,
};
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#pragma data_alignment=4
#endif
/* USB Standard Device Descriptor */
__ALIGN_BEGIN uint8_t USBD_FS_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END =
{
0x12, /*bLength */
USB_DESC_TYPE_DEVICE, /*bDescriptorType*/
0x00, /* bcdUSB */
0x02,
0x00, /*bDeviceClass*/
0x00, /*bDeviceSubClass*/
0x00, /*bDeviceProtocol*/
USB_MAX_EP0_SIZE, /*bMaxPacketSize*/
LOBYTE(USBD_VID), /*idVendor*/
HIBYTE(USBD_VID), /*idVendor*/
LOBYTE(USBD_PID_FS), /*idVendor*/
HIBYTE(USBD_PID_FS), /*idVendor*/
0x00, /*bcdDevice rel. 2.00*/
0x02,
USBD_IDX_MFC_STR, /*Index of manufacturer string*/
USBD_IDX_PRODUCT_STR, /*Index of product string*/
USBD_IDX_SERIAL_STR, /*Index of serial number string*/
USBD_MAX_NUM_CONFIGURATION /*bNumConfigurations*/
} ;
{
0x12, /*bLength */
USB_DESC_TYPE_DEVICE, /*bDescriptorType*/
0x00, /* bcdUSB */
0x02,
0x00, /*bDeviceClass*/
0x00, /*bDeviceSubClass*/
0x00, /*bDeviceProtocol*/
USB_MAX_EP0_SIZE, /*bMaxPacketSize*/
LOBYTE(USBD_VID), /*idVendor*/
HIBYTE(USBD_VID), /*idVendor*/
LOBYTE(USBD_PID_FS), /*idVendor*/
HIBYTE(USBD_PID_FS), /*idVendor*/
0x00, /*bcdDevice rel. 2.00*/
0x02,
USBD_IDX_MFC_STR, /*Index of manufacturer string*/
USBD_IDX_PRODUCT_STR, /*Index of product string*/
USBD_IDX_SERIAL_STR, /*Index of serial number string*/
USBD_MAX_NUM_CONFIGURATION /*bNumConfigurations*/
};
/* USB_DeviceDescriptor */
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#pragma data_alignment=4
#endif
/* USB Standard Device Descriptor */
__ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END =
{
USB_LEN_LANGID_STR_DESC,
USB_DESC_TYPE_STRING,
LOBYTE(USBD_LANGID_STRING),
HIBYTE(USBD_LANGID_STRING),
};
{
USB_LEN_LANGID_STR_DESC,
USB_DESC_TYPE_STRING,
LOBYTE(USBD_LANGID_STRING),
HIBYTE(USBD_LANGID_STRING),
};
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#pragma data_alignment=4
#endif
__ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
/**
* @}
*/
*/
/** @defgroup USBD_DESC_Private_FunctionPrototypes
* @{
*/
*/
/**
* @}
*/
*/
/** @defgroup USBD_DESC_Private_Functions
* @{
*/
*/
/**
* @brief USBD_FS_DeviceDescriptor
@ -171,10 +177,10 @@ __ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_FS_DeviceDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
*length = sizeof(USBD_FS_DeviceDesc);
return USBD_FS_DeviceDesc;
*length = sizeof(USBD_FS_DeviceDesc);
return USBD_FS_DeviceDesc;
}
/**
@ -184,10 +190,10 @@ uint8_t * USBD_FS_DeviceDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_FS_LangIDStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
*length = sizeof(USBD_LangIDDesc);
return USBD_LangIDDesc;
*length = sizeof(USBD_LangIDDesc);
return USBD_LangIDDesc;
}
/**
@ -197,17 +203,15 @@ uint8_t * USBD_FS_LangIDStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *leng
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_FS_ProductStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == 0)
{
USBD_GetString (USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
}
else
{
USBD_GetString (USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
}
return USBD_StrDesc;
if (speed == 0) {
USBD_GetString(USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
}
else {
USBD_GetString(USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
@ -217,10 +221,10 @@ uint8_t * USBD_FS_ProductStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *len
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_FS_ManufacturerStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
USBD_GetString (USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
return USBD_StrDesc;
USBD_GetString(USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
return USBD_StrDesc;
}
/**
@ -230,17 +234,15 @@ uint8_t * USBD_FS_ManufacturerStrDescriptor( USBD_SpeedTypeDef speed , uint16_t
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_FS_SerialStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == USBD_SPEED_HIGH)
{
USBD_GetString (USBD_SERIALNUMBER_STRING_FS, USBD_StrDesc, length);
}
else
{
USBD_GetString (USBD_SERIALNUMBER_STRING_FS, USBD_StrDesc, length);
}
return USBD_StrDesc;
if (speed == USBD_SPEED_HIGH) {
USBD_GetString(USBD_SERIALNUMBER_STRING_FS, USBD_StrDesc, length);
}
else {
USBD_GetString(USBD_SERIALNUMBER_STRING_FS, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
@ -250,17 +252,15 @@ uint8_t * USBD_FS_SerialStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *leng
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_FS_ConfigStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == USBD_SPEED_HIGH)
{
USBD_GetString (USBD_CONFIGURATION_STRING_FS, USBD_StrDesc, length);
}
else
{
USBD_GetString (USBD_CONFIGURATION_STRING_FS, USBD_StrDesc, length);
}
return USBD_StrDesc;
if (speed == USBD_SPEED_HIGH) {
USBD_GetString(USBD_CONFIGURATION_STRING_FS, USBD_StrDesc, length);
}
else {
USBD_GetString(USBD_CONFIGURATION_STRING_FS, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
@ -270,28 +270,26 @@ uint8_t * USBD_FS_ConfigStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *leng
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_FS_InterfaceStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == 0)
{
USBD_GetString (USBD_INTERFACE_STRING_FS, USBD_StrDesc, length);
}
else
{
USBD_GetString (USBD_INTERFACE_STRING_FS, USBD_StrDesc, length);
}
return USBD_StrDesc;
if (speed == 0) {
USBD_GetString(USBD_INTERFACE_STRING_FS, USBD_StrDesc, length);
}
else {
USBD_GetString(USBD_INTERFACE_STRING_FS, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
* @}
*/
*/
/**
* @}
*/
*/
/**
* @}
*/
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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