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267 lines
7.1 KiB
267 lines
7.1 KiB
/**
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******************************************************************************
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* File Name : main.c
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* Description : Main program body
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******************************************************************************
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*
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* COPYRIGHT(c) 2016 STMicroelectronics
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include <usbd_hid.h>
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#include <stdbool.h>
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#include <keyboard.h>
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#include <circbuf.h>
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#include "stm32f1xx_hal.h"
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#include "usart.h"
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#include "usb_device.h"
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#include "gpio.h"
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE BEGIN PV */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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void SystemClock_Config(void);
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void Error_Handler(void);
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/* USER CODE BEGIN PFP */
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/* Private function prototypes -----------------------------------------------*/
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/* USER CODE END PFP */
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/* USER CODE BEGIN 0 */
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CircBuf *key_cbuf;
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void fkey_press(uint8_t key) {
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KeyEvent ke = {key, true};
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cbuf_append(key_cbuf, &ke);
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}
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void fkey_release(uint8_t key) {
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KeyEvent ke = {key, false};
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cbuf_append(key_cbuf, &ke);
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}
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void fkey_type(uint8_t key, bool shift) {
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if(shift) fkey_press(KEY_LEFTSHIFT);
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fkey_press(key);
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fkey_release(key);
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if(shift) fkey_release(KEY_LEFTSHIFT);
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}
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/** Print a debug message */
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void dbg(const char *msg) {
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HAL_UART_Transmit(&huart2, (char *) msg, (uint16_t) strlen(msg), 10);
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}
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void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin) {
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UNUSED(GPIO_Pin);
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static uint32_t lasttick = 0;
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dbg("EXTI!\r\n");
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if (HAL_GetTick() - lasttick < 1000) {
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dbg("Discard, too soon\r\n");
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return;
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}
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dbg("HEYOOO\r\n");
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fkey_type(KEY_H, true);
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fkey_type(KEY_E, false);
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fkey_type(KEY_L, false);
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fkey_type(KEY_L, false);
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fkey_type(KEY_O, false);
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fkey_type(KEY_SPACE, false);
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fkey_type(KEY_W, true);
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fkey_type(KEY_O, false);
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fkey_type(KEY_R, false);
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fkey_type(KEY_L, false);
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fkey_type(KEY_D, false);
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fkey_type(KEY_ENTER, false);
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}
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/* USER CODE END 0 */
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int main(void) {
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/* USER CODE BEGIN 1 */
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kybd_clear();
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key_cbuf = cbuf_create(100, sizeof(KeyEvent));
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/* USER CODE END 1 */
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/* MCU Configuration----------------------------------------------------------*/
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/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
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HAL_Init();
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/* Configure the system clock */
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SystemClock_Config();
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/* Initialize all configured peripherals */
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MX_GPIO_Init();
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MX_USART2_UART_Init();
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MX_USB_DEVICE_Init();
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/* USER CODE BEGIN 2 */
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/* USER CODE END 2 */
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/* Infinite loop */
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/* USER CODE BEGIN WHILE */
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wmissing-noreturn"
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dbg("-- READY! --\r\n\r\n");
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char msg[] = "A\r\n";
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while (1) {
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/* USER CODE END WHILE */
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/* USER CODE BEGIN 3 */
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HAL_Delay(500);
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HAL_GPIO_TogglePin(LED_GPIO_Port, LED_Pin);
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dbg(msg);
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// Toggle
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if (msg[0] == 'A') {
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msg[0] = 'B';
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} else {
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msg[0] = 'A';
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}
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}
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#pragma clang diagnostic pop
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/* USER CODE END 3 */
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}
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/** System Clock Configuration
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*/
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void SystemClock_Config(void) {
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RCC_OscInitTypeDef RCC_OscInitStruct;
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RCC_ClkInitTypeDef RCC_ClkInitStruct;
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RCC_PeriphCLKInitTypeDef PeriphClkInit;
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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RCC_OscInitStruct.HSEState = RCC_HSE_ON;
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RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
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RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
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if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
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Error_Handler();
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}
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
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| RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) {
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Error_Handler();
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}
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
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PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) {
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Error_Handler();
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}
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HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq() / 1000);
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HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
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/* SysTick_IRQn interrupt configuration */
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HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
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}
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/* USER CODE BEGIN 4 */
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/* USER CODE END 4 */
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/**
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* @brief This function is executed in case of error occurrence.
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* @param None
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* @retval None
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*/
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void Error_Handler(void) {
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/* USER CODE BEGIN Error_Handler */
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/* User can add his own implementation to report the HAL error return state */
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while (1) {
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}
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/* USER CODE END Error_Handler */
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file: pointer to the source file name
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* @param line: assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t* file, uint32_t line)
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{
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/* USER CODE BEGIN 6 */
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/* User can add his own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* USER CODE END 6 */
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}
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#endif
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/**
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* @}
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*/
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/**
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* @}
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*/
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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