stm32f103-usb-keyboard/Src/stm32f1xx_it.c

/**
  ******************************************************************************
  * @file    stm32f1xx_it.c
  * @brief   Interrupt Service Routines.
  ******************************************************************************
  *
  * COPYRIGHT(c) 2016 STMicroelectronics
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */
/* Includes ------------------------------------------------------------------*/
#include <main.h>
#include <keyboard.h>
#include <usb_device.h>
#include <usbd_hid.h>
#include "stm32f1xx_hal.h"
#include "stm32f1xx.h"
#include "stm32f1xx_it.h"
#include "circbuf.h"

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/* External variables --------------------------------------------------------*/
extern PCD_HandleTypeDef hpcd_USB_FS;

/******************************************************************************/
/*            Cortex-M3 Processor Interruption and Exception Handlers         */
/******************************************************************************/

/**
* @brief This function handles Non maskable interrupt.
*/
void NMI_Handler(void) {
	/* USER CODE BEGIN NonMaskableInt_IRQn 0 */

	/* USER CODE END NonMaskableInt_IRQn 0 */
	/* USER CODE BEGIN NonMaskableInt_IRQn 1 */

	/* USER CODE END NonMaskableInt_IRQn 1 */
}

/**
* @brief This function handles Hard fault interrupt.
*/
void HardFault_Handler(void) {
	/* USER CODE BEGIN HardFault_IRQn 0 */

	/* USER CODE END HardFault_IRQn 0 */
	while (1) {
	}
	/* USER CODE BEGIN HardFault_IRQn 1 */

	/* USER CODE END HardFault_IRQn 1 */
}

/**
* @brief This function handles Memory management fault.
*/
void MemManage_Handler(void) {
	/* USER CODE BEGIN MemoryManagement_IRQn 0 */

	/* USER CODE END MemoryManagement_IRQn 0 */
	while (1) {
	}
	/* USER CODE BEGIN MemoryManagement_IRQn 1 */

	/* USER CODE END MemoryManagement_IRQn 1 */
}

/**
* @brief This function handles Prefetch fault, memory access fault.
*/
void BusFault_Handler(void) {
	/* USER CODE BEGIN BusFault_IRQn 0 */

	/* USER CODE END BusFault_IRQn 0 */
	while (1) {
	}
	/* USER CODE BEGIN BusFault_IRQn 1 */

	/* USER CODE END BusFault_IRQn 1 */
}

/**
* @brief This function handles Undefined instruction or illegal state.
*/
void UsageFault_Handler(void) {
	/* USER CODE BEGIN UsageFault_IRQn 0 */

	/* USER CODE END UsageFault_IRQn 0 */
	while (1) {
	}
	/* USER CODE BEGIN UsageFault_IRQn 1 */

	/* USER CODE END UsageFault_IRQn 1 */
}

/**
* @brief This function handles System service call via SWI instruction.
*/
void SVC_Handler(void) {
	/* USER CODE BEGIN SVCall_IRQn 0 */

	/* USER CODE END SVCall_IRQn 0 */
	/* USER CODE BEGIN SVCall_IRQn 1 */

	/* USER CODE END SVCall_IRQn 1 */
}

/**
* @brief This function handles Debug monitor.
*/
void DebugMon_Handler(void) {
	/* USER CODE BEGIN DebugMonitor_IRQn 0 */

	/* USER CODE END DebugMonitor_IRQn 0 */
	/* USER CODE BEGIN DebugMonitor_IRQn 1 */

	/* USER CODE END DebugMonitor_IRQn 1 */
}

/**
* @brief This function handles Pendable request for system service.
*/
void PendSV_Handler(void) {
	/* USER CODE BEGIN PendSV_IRQn 0 */

	/* USER CODE END PendSV_IRQn 0 */
	/* USER CODE BEGIN PendSV_IRQn 1 */

	/* USER CODE END PendSV_IRQn 1 */
}

/**
* @brief This function handles System tick timer.
*/
void SysTick_Handler(void) {
	/* USER CODE BEGIN SysTick_IRQn 0 */
	static uint8_t kreport[8];

	/* USER CODE END SysTick_IRQn 0 */
	HAL_IncTick();
	HAL_SYSTICK_IRQHandler();
	/* USER CODE BEGIN SysTick_IRQn 1 */

	if (((USBD_HID_HandleTypeDef *) hUsbDeviceFS.pClassData)->state == HID_IDLE) {
		KeyEvent ke;
		if (cbuf_pop(key_cbuf, &ke)) {
			kybd_key(ke.key, ke.press);

			// Send report
			dbg("key event\r\n");

			kybd_get_bytes(kreport);
			USBD_HID_SendReport(&hUsbDeviceFS, kreport, 8);
		}
	}

	/* USER CODE END SysTick_IRQn 1 */
}

/******************************************************************************/
/* STM32F1xx Peripheral Interrupt Handlers                                    */
/* Add here the Interrupt Handlers for the used peripherals.                  */
/* For the available peripheral interrupt handler names,                      */
/* please refer to the startup file (startup_stm32f1xx.s).                    */
/******************************************************************************/

/**
* @brief This function handles USB low priority or CAN RX0 interrupts.
*/
void USB_LP_CAN1_RX0_IRQHandler(void) {
	/* USER CODE BEGIN USB_LP_CAN1_RX0_IRQn 0 */

	/* USER CODE END USB_LP_CAN1_RX0_IRQn 0 */
	HAL_PCD_IRQHandler(&hpcd_USB_FS);
	/* USER CODE BEGIN USB_LP_CAN1_RX0_IRQn 1 */

	/* USER CODE END USB_LP_CAN1_RX0_IRQn 1 */
}

/* USER CODE BEGIN 1 */

void EXTI1_IRQHandler(void) {
	HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_1);
}

/* USER CODE END 1 */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/