1 /* USER CODE BEGIN Header */ 2 /** 3 ****************************************************************************** 4 * @file : main.c 5 * @brief : Main program body 6 ****************************************************************************** 7 * @attention 8 * 9 * Copyright (c) 2024 STMicroelectronics. 10 * All rights reserved. 11 * 12 * This software is licensed under terms that can be found in the LICENSE file 13 * in the root directory of this software component. 14 * If no LICENSE file comes with this software, it is provided AS-IS. 15 * 16 ****************************************************************************** 17 */ 18 /* USER CODE END Header */ 19 /* Includes ------------------------------------------------------------------*/ 20 #include "main.h" 21 22 /* Private includes ----------------------------------------------------------*/ 23 /* USER CODE BEGIN Includes */ 24 #include "app.h" 25 /* USER CODE END Includes */ 26 27 /* Private typedef -----------------------------------------------------------*/ 28 /* USER CODE BEGIN PTD */ 29 30 /* USER CODE END PTD */ 31 32 /* Private define ------------------------------------------------------------*/ 33 /* USER CODE BEGIN PD */ 34 35 /* USER CODE END PD */ 36 37 /* Private macro -------------------------------------------------------------*/ 38 /* USER CODE BEGIN PM */ 39 40 /* USER CODE END PM */ 41 42 /* Private variables ---------------------------------------------------------*/ 43 ADC_HandleTypeDef hadc1; 44 45 TIM_HandleTypeDef htim3; 46 47 UART_HandleTypeDef huart2; 48 49 /* USER CODE BEGIN PV */ 50 51 /* USER CODE END PV */ 52 53 /* Private function prototypes -----------------------------------------------*/ 54 void SystemClock_Config(void); 55 static void MX_GPIO_Init(void); 56 static void MX_USART2_UART_Init(void); 57 static void MX_ADC1_Init(void); 58 static void MX_TIM3_Init(void); 59 /* USER CODE BEGIN PFP */ 60 // extern void initialise_monitor_handles(void); 61 /* USER CODE END PFP */ 62 63 /* Private user code ---------------------------------------------------------*/ 64 /* USER CODE BEGIN 0 */ 65 66 /* USER CODE END 0 */ 67 68 /** 69 * @brief The application entry point. 70 * @retval int 71 */ 72 int main(void) 73 { 74 75 /* USER CODE BEGIN 1 */ 76 // initialise_monitor_handles(); 77 /* USER CODE END 1 */ 78 79 /* MCU Configuration--------------------------------------------------------*/ 80 81 /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ 82 HAL_Init(); 83 84 /* USER CODE BEGIN Init */ 85 86 /* USER CODE END Init */ 87 88 /* Configure the system clock */ 89 SystemClock_Config(); 90 91 /* USER CODE BEGIN SysInit */ 92 93 /* USER CODE END SysInit */ 94 95 /* Initialize all configured peripherals */ 96 MX_GPIO_Init(); 97 MX_USART2_UART_Init(); 98 MX_ADC1_Init(); 99 MX_TIM3_Init(); 100 /* USER CODE BEGIN 2 */ 101 app_init(); 102 /* USER CODE END 2 */ 103 104 /* Infinite loop */ 105 /* USER CODE BEGIN WHILE */ 106 while (1) 107 { 108 /* USER CODE END WHILE */ 109 110 /* USER CODE BEGIN 3 */ 111 app_update(); 112 } 113 /* USER CODE END 3 */ 114 } 115 116 /** 117 * @brief System Clock Configuration 118 * @retval None 119 */ 120 void SystemClock_Config(void) 121 { 122 RCC_OscInitTypeDef RCC_OscInitStruct = {0}; 123 RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; 124 RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; 125 126 /** Initializes the RCC Oscillators according to the specified parameters 127 * in the RCC_OscInitTypeDef structure. 128 */ 129 RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; 130 RCC_OscInitStruct.HSIState = RCC_HSI_ON; 131 RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT; 132 RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; 133 RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI_DIV2; 134 RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL2; 135 if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) 136 { 137 Error_Handler(); 138 } 139 140 /** Initializes the CPU, AHB and APB buses clocks 141 */ 142 RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK 143 |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; 144 RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; 145 RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; 146 RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2; 147 RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; 148 149 if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK) 150 { 151 Error_Handler(); 152 } 153 PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC; 154 PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV2; 155 if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) 156 { 157 Error_Handler(); 158 } 159 } 160 161 /** 162 * @brief ADC1 Initialization Function 163 * @param None 164 * @retval None 165 */ 166 static void MX_ADC1_Init(void) 167 { 168 169 /* USER CODE BEGIN ADC1_Init 0 */ 170 171 /* USER CODE END ADC1_Init 0 */ 172 173 ADC_ChannelConfTypeDef sConfig = {0}; 174 175 /* USER CODE BEGIN ADC1_Init 1 */ 176 177 /* USER CODE END ADC1_Init 1 */ 178 179 /** Common config 180 */ 181 hadc1.Instance = ADC1; 182 hadc1.Init.ScanConvMode = ADC_SCAN_DISABLE; 183 hadc1.Init.ContinuousConvMode = DISABLE; 184 hadc1.Init.DiscontinuousConvMode = DISABLE; 185 hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START; 186 hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT; 187 hadc1.Init.NbrOfConversion = 1; 188 if (HAL_ADC_Init(&hadc1) != HAL_OK) 189 { 190 Error_Handler(); 191 } 192 193 /** Configure Regular Channel 194 */ 195 sConfig.Channel = ADC_CHANNEL_0; 196 sConfig.Rank = ADC_REGULAR_RANK_1; 197 sConfig.SamplingTime = ADC_SAMPLETIME_1CYCLE_5; 198 if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK) 199 { 200 Error_Handler(); 201 } 202 /* USER CODE BEGIN ADC1_Init 2 */ 203 204 /* USER CODE END ADC1_Init 2 */ 205 206 } 207 208 /** 209 * @brief TIM3 Initialization Function 210 * @param None 211 * @retval None 212 */ 213 static void MX_TIM3_Init(void) 214 { 215 216 /* USER CODE BEGIN TIM3_Init 0 */ 217 218 /* USER CODE END TIM3_Init 0 */ 219 220 TIM_MasterConfigTypeDef sMasterConfig = {0}; 221 TIM_OC_InitTypeDef sConfigOC = {0}; 222 223 /* USER CODE BEGIN TIM3_Init 1 */ 224 225 /* USER CODE END TIM3_Init 1 */ 226 htim3.Instance = TIM3; 227 htim3.Init.Prescaler = 0; 228 htim3.Init.CounterMode = TIM_COUNTERMODE_UP; 229 htim3.Init.Period = 65535; 230 htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; 231 htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE; 232 if (HAL_TIM_PWM_Init(&htim3) != HAL_OK) 233 { 234 Error_Handler(); 235 } 236 sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET; 237 sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; 238 if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK) 239 { 240 Error_Handler(); 241 } 242 sConfigOC.OCMode = TIM_OCMODE_PWM1; 243 sConfigOC.Pulse = 0; 244 sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH; 245 sConfigOC.OCFastMode = TIM_OCFAST_DISABLE; 246 if (HAL_TIM_PWM_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_1) != HAL_OK) 247 { 248 Error_Handler(); 249 } 250 /* USER CODE BEGIN TIM3_Init 2 */ 251 252 /* USER CODE END TIM3_Init 2 */ 253 HAL_TIM_MspPostInit(&htim3); 254 255 } 256 257 /** 258 * @brief USART2 Initialization Function 259 * @param None 260 * @retval None 261 */ 262 static void MX_USART2_UART_Init(void) 263 { 264 265 /* USER CODE BEGIN USART2_Init 0 */ 266 267 /* USER CODE END USART2_Init 0 */ 268 269 /* USER CODE BEGIN USART2_Init 1 */ 270 271 /* USER CODE END USART2_Init 1 */ 272 huart2.Instance = USART2; 273 huart2.Init.BaudRate = 115200; 274 huart2.Init.WordLength = UART_WORDLENGTH_8B; 275 huart2.Init.StopBits = UART_STOPBITS_1; 276 huart2.Init.Parity = UART_PARITY_NONE; 277 huart2.Init.Mode = UART_MODE_TX_RX; 278 huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; 279 huart2.Init.OverSampling = UART_OVERSAMPLING_16; 280 if (HAL_UART_Init(&huart2) != HAL_OK) 281 { 282 Error_Handler(); 283 } 284 /* USER CODE BEGIN USART2_Init 2 */ 285 286 /* USER CODE END USART2_Init 2 */ 287 288 } 289 290 /** 291 * @brief GPIO Initialization Function 292 * @param None 293 * @retval None 294 */ 295 static void MX_GPIO_Init(void) 296 { 297 GPIO_InitTypeDef GPIO_InitStruct = {0}; 298 /* USER CODE BEGIN MX_GPIO_Init_1 */ 299 /* USER CODE END MX_GPIO_Init_1 */ 300 301 /* GPIO Ports Clock Enable */ 302 __HAL_RCC_GPIOC_CLK_ENABLE(); 303 __HAL_RCC_GPIOD_CLK_ENABLE(); 304 __HAL_RCC_GPIOA_CLK_ENABLE(); 305 __HAL_RCC_GPIOB_CLK_ENABLE(); 306 307 /*Configure GPIO pin Output Level */ 308 HAL_GPIO_WritePin(LD2_GPIO_Port, LD2_Pin, GPIO_PIN_RESET); 309 310 /*Configure GPIO pin : B1_Pin */ 311 GPIO_InitStruct.Pin = B1_Pin; 312 GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING; 313 GPIO_InitStruct.Pull = GPIO_NOPULL; 314 HAL_GPIO_Init(B1_GPIO_Port, &GPIO_InitStruct); 315 316 /*Configure GPIO pin : LD2_Pin */ 317 GPIO_InitStruct.Pin = LD2_Pin; 318 GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; 319 GPIO_InitStruct.Pull = GPIO_NOPULL; 320 GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; 321 HAL_GPIO_Init(LD2_GPIO_Port, &GPIO_InitStruct); 322 323 /* EXTI interrupt init*/ 324 HAL_NVIC_SetPriority(EXTI15_10_IRQn, 0, 0); 325 HAL_NVIC_EnableIRQ(EXTI15_10_IRQn); 326 327 /* USER CODE BEGIN MX_GPIO_Init_2 */ 328 /* USER CODE END MX_GPIO_Init_2 */ 329 } 330 331 /* USER CODE BEGIN 4 */ 332 333 /* USER CODE END 4 */ 334 335 /** 336 * @brief This function is executed in case of error occurrence. 337 * @retval None 338 */ 339 void Error_Handler(void) 340 { 341 /* USER CODE BEGIN Error_Handler_Debug */ 342 /* User can add his own implementation to report the HAL error return state */ 343 __disable_irq(); 344 while (1) 345 { 346 } 347 /* USER CODE END Error_Handler_Debug */ 348 } 349 350 #ifdef USE_FULL_ASSERT 351 /** 352 * @brief Reports the name of the source file and the source line number 353 * where the assert_param error has occurred. 354 * @param file: pointer to the source file name 355 * @param line: assert_param error line source number 356 * @retval None 357 */ 358 void assert_failed(uint8_t *file, uint32_t line) 359 { 360 /* USER CODE BEGIN 6 */ 361 /* User can add his own implementation to report the file name and line number, 362 ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ 363 /* USER CODE END 6 */ 364 } 365 #endif /* USE_FULL_ASSERT */
