19.[stm32f103][hal]USB HID 키보드

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1. STM32CubeMX 설정

18 편에서 했던 HID 마우스 설정이랑 같습니다.

http://hnydiy.tistory.com/31

이렇게 하면 기본적으로 마우스 설정으로 되서

usbd_hid.c

usbd_hid.h

위에 2 파일에서 값을 바꿔줘야 합니다.

2. usbd_hid.c

Middlewares 에 있는 usbd_hid,c 에서

변경 전

변경 후

__ALIGN_BEGIN static uint8_t HID_MOUSE_ReportDesc[HID_MOUSE_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

};

__ALIGN_BEGIN static uint8_t HID_MOUSE_ReportDesc[HID_MOUSE_REPORT_DESC_SIZE] __ALIGN_END =

{

// 78 bytes

0x05, 0x01, // Usage Page (Generic Desktop Ctrls)

0x09, 0x06, // Usage (Keyboard)

0xA1, 0x01, // Collection (Application)

0x85, 0x01, // Report ID (1)

0x05, 0x07, // Usage Page (Kbrd/Keypad)

0x75, 0x01, // Report Size (1)

0x95, 0x08, // Report Count (8)

0x19, 0xE0, // Usage Minimum (0xE0)

0x29, 0xE7, // Usage Maximum (0xE7)

0x15, 0x00, // Logical Minimum (0)

0x25, 0x01, // Logical Maximum (1)

0x81, 0x02, // Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position)

0x95, 0x03, // Report Count (3)

0x75, 0x08, // Report Size (8)

0x15, 0x00, // Logical Minimum (0)

0x25, 0x64, // Logical Maximum (100)

0x05, 0x07, // Usage Page (Kbrd/Keypad)

0x19, 0x00, // Usage Minimum (0x00)

0x29, 0x65, // Usage Maximum (0x65)

0x81, 0x00, // Input (Data,Array,Abs,No Wrap,Linear,Preferred State,No Null Position)

0xC0, // End Collection

0x05, 0x0C, // Usage Page (Consumer)

0x09, 0x01, // Usage (Consumer Control)

0xA1, 0x01, // Collection (Application)

0x85, 0x02, // Report ID (2)

0x05, 0x0C, // Usage Page (Consumer)

0x15, 0x00, // Logical Minimum (0)

0x25, 0x01, // Logical Maximum (1)

0x75, 0x01, // Report Size (1)

0x95, 0x08, // Report Count (8)

0x09, 0xB5, // Usage (Scan Next Track)

0x09, 0xB6, // Usage (Scan Previous Track)

0x09, 0xB7, // Usage (Stop)

0x09, 0xB8, // Usage (Eject)

0x09, 0xCD, // Usage (Play/Pause)

0x09, 0xE2, // Usage (Mute)

0x09, 0xE9, // Usage (Volume Increment)

0x09, 0xEA, // Usage (Volume Decrement)

0x81, 0x02, // Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position)

0xC0, // End Collection

};

변경 전

변경 후

__ALIGN_BEGIN static uint8_t USBD_HID_CfgDesc[USB_HID_CONFIG_DESC_SIZ] __ALIGN_END =

{

0x09, /* bLength: Configuration Descriptor size */

USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */

USB_HID_CONFIG_DESC_SIZ,

/* wTotalLength: Bytes returned */

0x00,

0x01, /*bNumInterfaces: 1 interface*/

0x01, /*bConfigurationValue: Configuration value*/

0x00, /*iConfiguration: Index of string descriptor describing

the configuration*/

0xE0, /*bmAttributes: bus powered and Support Remote Wake-up */

0x32, /*MaxPower 100 mA: this current is used for detecting Vbus*/

/************** Descriptor of Joystick Mouse interface ****************/

/* 09 */

0x09, /*bLength: Interface Descriptor size*/

USB_DESC_TYPE_INTERFACE,/*bDescriptorType: Interface descriptor type*/

0x00, /*bInterfaceNumber: Number of Interface*/

0x00, /*bAlternateSetting: Alternate setting*/

0x01, /*bNumEndpoints*/

0x03, /*bInterfaceClass: HID*/

0x01, /*bInterfaceSubClass : 1=BOOT, 0=no boot*/

0x02, /*nInterfaceProtocol : 0=none, 1=keyboard, 2=mouse*/

0, /*iInterface: Index of string descriptor*/

/******************** Descriptor of Joystick Mouse HID ********************/

/* 18 */

0x09, /*bLength: HID Descriptor size*/

HID_DESCRIPTOR_TYPE, /*bDescriptorType: HID*/

0x11, /*bcdHID: HID Class Spec release number*/

0x01,

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*/

0x00,

/******************** Descriptor of Mouse endpoint ********************/

/* 27 */

0x07, /*bLength: Endpoint Descriptor size*/

USB_DESC_TYPE_ENDPOINT, /*bDescriptorType:*/

HID_EPIN_ADDR, /*bEndpointAddress: Endpoint Address (IN)*/

0x03, /*bmAttributes: Interrupt endpoint*/

HID_EPIN_SIZE, /*wMaxPacketSize: 4 Byte max */

0x00,

HID_FS_BINTERVAL, /*bInterval: Polling Interval (10 ms)*/

/* 34 */

} ;

__ALIGN_BEGIN static uint8_t USBD_HID_CfgDesc[USB_HID_CONFIG_DESC_SIZ] __ALIGN_END =

{

0x09, /* bLength: Configuration Descriptor size */

USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */

USB_HID_CONFIG_DESC_SIZ,

/* wTotalLength: Bytes returned */

0x00,

0x01, /*bNumInterfaces: 1 interface*/

0x01, /*bConfigurationValue: Configuration value*/

0x00, /*iConfiguration: Index of string descriptor describing

the configuration*/

0xE0, /*bmAttributes: bus powered and Support Remote Wake-up */

0x32, /*MaxPower 100 mA: this current is used for detecting Vbus*/

/************** Descriptor of Joystick Mouse interface ****************/

/* 09 */

0x09, /*bLength: Interface Descriptor size*/

USB_DESC_TYPE_INTERFACE,/*bDescriptorType: Interface descriptor type*/

0x00, /*bInterfaceNumber: Number of Interface*/

0x00, /*bAlternateSetting: Alternate setting*/

0x01, /*bNumEndpoints*/

0x03, /*bInterfaceClass: HID*/

0x00, /*bInterfaceSubClass : 1=BOOT, 0=no boot*/

0x01, /*nInterfaceProtocol : 0=none, 1=keyboard, 2=mouse*/

0, /*iInterface: Index of string descriptor*/

/******************** Descriptor of Joystick Mouse HID ********************/

/* 18 */

0x09, /*bLength: HID Descriptor size*/

HID_DESCRIPTOR_TYPE, /*bDescriptorType: HID*/

0x11, /*bcdHID: HID Class Spec release number*/

0x01,

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*/

0x00,

/******************** Descriptor of Mouse endpoint ********************/

/* 27 */

0x07, /*bLength: Endpoint Descriptor size*/

USB_DESC_TYPE_ENDPOINT, /*bDescriptorType:*/

HID_EPIN_ADDR, /*bEndpointAddress: Endpoint Address (IN)*/

0x03, /*bmAttributes: Interrupt endpoint*/

HID_EPIN_SIZE, /*wMaxPacketSize: 4 Byte max */

0x00,

HID_FS_BINTERVAL, /*bInterval: Polling Interval (10 ms)*/

/* 34 */

} ;

3. usbd_hid.h

변경 전

변경 후

#define HID_EPIN_ADDR 0x81

#define HID_EPIN_SIZE 0x04

#define USB_HID_CONFIG_DESC_SIZ 34

#define USB_HID_DESC_SIZ 9

#define HID_MOUSE_REPORT_DESC_SIZE 74

#define HID_EPIN_ADDR 0x81

#define HID_EPIN_SIZE 0x05

#define USB_HID_CONFIG_DESC_SIZ 34

#define USB_HID_DESC_SIZ 9

#define HID_MOUSE_REPORT_DESC_SIZE 78

HID_EPIN_SIZE 이걸 0x05로 변경

HID_MOUSE_REPORT_DESC_SIZE 78로 변경

4. main.c

main.c

/* Includes ------------------------------------------------------------------*/

#include "main.h"

#include "stm32f1xx_hal.h"

#include "usb_device.h"

/* USER CODE BEGIN Includes */

// USB keyboard codes

#define USB_HID_MODIFIER_LEFT_CTRL 0x01

#define USB_HID_MODIFIER_LEFT_SHIFT 0x02

#define USB_HID_MODIFIER_LEFT_ALT 0x04

#define USB_HID_MODIFIER_LEFT_GUI 0x08 // (Win/Apple/Meta)

#define USB_HID_MODIFIER_RIGHT_CTRL 0x10

#define USB_HID_MODIFIER_RIGHT_SHIFT 0x20

#define USB_HID_MODIFIER_RIGHT_ALT 0x40

#define USB_HID_MODIFIER_RIGHT_GUI 0x80

#define USB_HID_KEY_A 0x04

#define USB_HID_KEY_B 0x05

#define USB_HID_KEY_C 0x06

#define USB_HID_KEY_D 0x07

#define USB_HID_KEY_E 0x08

#define USB_HID_KEY_F 0x09

#define USB_HID_KEY_G 0x0A

#define USB_HID_KEY_H 0x0B

#define USB_HID_KEY_I 0x0C

#define USB_HID_KEY_J 0x0D

#define USB_HID_KEY_K 0x0E

#define USB_HID_KEY_L 0x0F

#define USB_HID_KEY_M 0x10

#define USB_HID_KEY_N 0x11

#define USB_HID_KEY_O 0x12

#define USB_HID_KEY_P 0x13

#define USB_HID_KEY_Q 0x14

#define USB_HID_KEY_R 0x15

#define USB_HID_KEY_S 0x16

#define USB_HID_KEY_T 0x17

#define USB_HID_KEY_U 0x18

#define USB_HID_KEY_V 0x19

#define USB_HID_KEY_W 0x1A

#define USB_HID_KEY_X 0x1B

#define USB_HID_KEY_Y 0x1C

#define USB_HID_KEY_Z 0x1D

/* USER CODE END Includes */

/* Private variables ---------------------------------------------------------*/

UART_HandleTypeDef huart1;

/* USER CODE BEGIN PV */

/* Private variables ---------------------------------------------------------*/

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/

void SystemClock_Config(void);

static void MX_GPIO_Init(void);

static void MX_USART1_UART_Init(void);

/* USER CODE BEGIN PFP */

/* Private function prototypes -----------------------------------------------*/

static void GetPointerData(uint8_t *pbuf);

/* USER CODE END PFP */

/* USER CODE BEGIN 0 */

int fputc(int ch, FILE *f)

{

uint8_t temp[1]={ch};

HAL_UART_Transmit(&huart1, temp, 1, 2);

return(ch);

}

/* USER CODE END 0 */

int main(void)

{

/* USER CODE BEGIN 1 */

struct keyboardHID_t {

uint8_t id;

uint8_t modifiers;

uint8_t key1;

uint8_t key2;

uint8_t key3;

};

struct keyboardHID_t keyboardHID;

keyboardHID.id = 1;

keyboardHID.modifiers = 0;

keyboardHID.key1 = 0;

keyboardHID.key2 = 0;

keyboardHID.key3 = 0;

// HID Media

/* USER CODE END 1 */

/* MCU Configuration----------------------------------------------------------*/

/* Reset of all peripherals, Initializes the Flash interface and the Systick. */

HAL_Init();

/* USER CODE BEGIN Init */

/* USER CODE END Init */

/* Configure the system clock */

SystemClock_Config();

/* USER CODE BEGIN SysInit */

/* USER CODE END SysInit */

/* Initialize all configured peripherals */

MX_GPIO_Init();

MX_USB_DEVICE_Init();

MX_USART1_UART_Init();

/* USER CODE BEGIN 2 */

HAL_StatusTypeDef R_stat;

uint8_t UsartData[1];

// GetPointerData(HID_Buffer);

printf("rs232 test\r\n");

/* USER CODE END 2 */

/* Infinite loop */

/* USER CODE BEGIN WHILE */

while (1)

{

/* USER CODE END WHILE */

R_stat = HAL_UART_Receive(&huart1,UsartData,1,5000);

if(R_stat == HAL_OK){

printf("%c\r\n",UsartData[0]);

if(UsartData[0]=='t'){

keyboardHID.modifiers = USB_HID_MODIFIER_LEFT_SHIFT;

keyboardHID.key1 = USB_HID_KEY_H;