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
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 SD_HandleTypeDef hsd;
44
45 SPI_HandleTypeDef hspi1;
46
47 UART_HandleTypeDef huart1;
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_USART1_UART_Init(void);
57 static void MX_SDIO_SD_Init(void);
58 static void MX_SPI1_Init(void);
59 /* USER CODE BEGIN PFP */
60
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 */
main(void)72 int main(void)
73 {
74
75 /* USER CODE BEGIN 1 */
76
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_USART1_UART_Init();
98 MX_SDIO_SD_Init();
99 MX_SPI1_Init();
100 /* USER CODE BEGIN 2 */
101
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 }
112 /* USER CODE END 3 */
113 }
114
115 /**
116 * @brief System Clock Configuration
117 * @retval None
118 */
SystemClock_Config(void)119 void SystemClock_Config(void)
120 {
121 RCC_OscInitTypeDef RCC_OscInitStruct = {0};
122 RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
123
124 /** Configure the main internal regulator output voltage
125 */
126 __HAL_RCC_PWR_CLK_ENABLE();
127 __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
128
129 /** Initializes the RCC Oscillators according to the specified parameters
130 * in the RCC_OscInitTypeDef structure.
131 */
132 RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
133 RCC_OscInitStruct.HSIState = RCC_HSI_ON;
134 RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
135 RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
136 RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
137 RCC_OscInitStruct.PLL.PLLM = 8;
138 RCC_OscInitStruct.PLL.PLLN = 168;
139 RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
140 RCC_OscInitStruct.PLL.PLLQ = 7;
141 if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
142 {
143 Error_Handler();
144 }
145
146 /** Initializes the CPU, AHB and APB buses clocks
147 */
148 RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
149 |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
150 RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
151 RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
152 RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
153 RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
154
155 if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
156 {
157 Error_Handler();
158 }
159 }
160
161 /**
162 * @brief SDIO Initialization Function
163 * @param None
164 * @retval None
165 */
MX_SDIO_SD_Init(void)166 static void MX_SDIO_SD_Init(void)
167 {
168
169 /* USER CODE BEGIN SDIO_Init 0 */
170
171 /* USER CODE END SDIO_Init 0 */
172
173 /* USER CODE BEGIN SDIO_Init 1 */
174
175 /* USER CODE END SDIO_Init 1 */
176 hsd.Instance = SDIO;
177 hsd.Init.ClockEdge = SDIO_CLOCK_EDGE_RISING;
178 hsd.Init.ClockBypass = SDIO_CLOCK_BYPASS_DISABLE;
179 hsd.Init.ClockPowerSave = SDIO_CLOCK_POWER_SAVE_DISABLE;
180 hsd.Init.BusWide = SDIO_BUS_WIDE_4B;
181 hsd.Init.HardwareFlowControl = SDIO_HARDWARE_FLOW_CONTROL_DISABLE;
182 hsd.Init.ClockDiv = 0;
183 if (HAL_SD_Init(&hsd) != HAL_OK)
184 {
185 Error_Handler();
186 }
187 if (HAL_SD_ConfigWideBusOperation(&hsd, SDIO_BUS_WIDE_4B) != HAL_OK)
188 {
189 Error_Handler();
190 }
191 /* USER CODE BEGIN SDIO_Init 2 */
192
193 /* USER CODE END SDIO_Init 2 */
194
195 }
196
197 /**
198 * @brief SPI1 Initialization Function
199 * @param None
200 * @retval None
201 */
MX_SPI1_Init(void)202 static void MX_SPI1_Init(void)
203 {
204
205 /* USER CODE BEGIN SPI1_Init 0 */
206
207 /* USER CODE END SPI1_Init 0 */
208
209 /* USER CODE BEGIN SPI1_Init 1 */
210
211 /* USER CODE END SPI1_Init 1 */
212 /* SPI1 parameter configuration*/
213 hspi1.Instance = SPI1;
214 hspi1.Init.Mode = SPI_MODE_MASTER;
215 hspi1.Init.Direction = SPI_DIRECTION_2LINES;
216 hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
217 hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
218 hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
219 hspi1.Init.NSS = SPI_NSS_SOFT;
220 hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
221 hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
222 hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
223 hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
224 hspi1.Init.CRCPolynomial = 10;
225 if (HAL_SPI_Init(&hspi1) != HAL_OK)
226 {
227 Error_Handler();
228 }
229 /* USER CODE BEGIN SPI1_Init 2 */
230
231 /* USER CODE END SPI1_Init 2 */
232
233 }
234
235 /**
236 * @brief USART1 Initialization Function
237 * @param None
238 * @retval None
239 */
MX_USART1_UART_Init(void)240 static void MX_USART1_UART_Init(void)
241 {
242
243 /* USER CODE BEGIN USART1_Init 0 */
244
245 /* USER CODE END USART1_Init 0 */
246
247 /* USER CODE BEGIN USART1_Init 1 */
248
249 /* USER CODE END USART1_Init 1 */
250 huart1.Instance = USART1;
251 huart1.Init.BaudRate = 115200;
252 huart1.Init.WordLength = UART_WORDLENGTH_8B;
253 huart1.Init.StopBits = UART_STOPBITS_1;
254 huart1.Init.Parity = UART_PARITY_NONE;
255 huart1.Init.Mode = UART_MODE_TX_RX;
256 huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
257 huart1.Init.OverSampling = UART_OVERSAMPLING_16;
258 if (HAL_UART_Init(&huart1) != HAL_OK)
259 {
260 Error_Handler();
261 }
262 /* USER CODE BEGIN USART1_Init 2 */
263
264 /* USER CODE END USART1_Init 2 */
265
266 }
267
268 /**
269 * @brief GPIO Initialization Function
270 * @param None
271 * @retval None
272 */
MX_GPIO_Init(void)273 static void MX_GPIO_Init(void)
274 {
275 GPIO_InitTypeDef GPIO_InitStruct = {0};
276 /* USER CODE BEGIN MX_GPIO_Init_1 */
277 /* USER CODE END MX_GPIO_Init_1 */
278
279 /* GPIO Ports Clock Enable */
280 __HAL_RCC_GPIOH_CLK_ENABLE();
281 __HAL_RCC_GPIOA_CLK_ENABLE();
282 __HAL_RCC_GPIOC_CLK_ENABLE();
283 __HAL_RCC_GPIOD_CLK_ENABLE();
284 __HAL_RCC_GPIOB_CLK_ENABLE();
285
286 /*Configure GPIO pin Output Level */
287 HAL_GPIO_WritePin(SPI_FLASH_CS_GPIO_Port, SPI_FLASH_CS_Pin, GPIO_PIN_RESET);
288
289 /*Configure GPIO pin : SPI_FLASH_CS_Pin */
290 GPIO_InitStruct.Pin = SPI_FLASH_CS_Pin;
291 GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
292 GPIO_InitStruct.Pull = GPIO_NOPULL;
293 GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
294 HAL_GPIO_Init(SPI_FLASH_CS_GPIO_Port, &GPIO_InitStruct);
295
296 /*Configure GPIO pin : SD_CARD_DET_Pin */
297 GPIO_InitStruct.Pin = SD_CARD_DET_Pin;
298 GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
299 GPIO_InitStruct.Pull = GPIO_NOPULL;
300 HAL_GPIO_Init(SD_CARD_DET_GPIO_Port, &GPIO_InitStruct);
301
302 /* USER CODE BEGIN MX_GPIO_Init_2 */
303 /* USER CODE END MX_GPIO_Init_2 */
304 }
305
306 /* USER CODE BEGIN 4 */
307
308 /* USER CODE END 4 */
309
310 /**
311 * @brief This function is executed in case of error occurrence.
312 * @retval None
313 */
Error_Handler(void)314 void Error_Handler(void)
315 {
316 /* USER CODE BEGIN Error_Handler_Debug */
317 /* User can add his own implementation to report the HAL error return state */
318 __disable_irq();
319 while (1)
320 {
321 }
322 /* USER CODE END Error_Handler_Debug */
323 }
324
325 #ifdef USE_FULL_ASSERT
326 /**
327 * @brief Reports the name of the source file and the source line number
328 * where the assert_param error has occurred.
329 * @param file: pointer to the source file name
330 * @param line: assert_param error line source number
331 * @retval None
332 */
assert_failed(uint8_t * file,uint32_t line)333 void assert_failed(uint8_t *file, uint32_t line)
334 {
335 /* USER CODE BEGIN 6 */
336 /* User can add his own implementation to report the file name and line number,
337 ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
338 /* USER CODE END 6 */
339 }
340 #endif /* USE_FULL_ASSERT */
341