main.c 20 KB

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  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * @file : main.c
  5. * @brief : Main program body
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * Copyright (c) 2023 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. /* Private includes ----------------------------------------------------------*/
  22. /* USER CODE BEGIN Includes */
  23. #include "nbus_app.h"
  24. #include "memory_ec20.h"
  25. #if MODULE == MODULE_FSR
  26. #include "app_adc.h"
  27. #endif
  28. #if MODULE == MODULE_DUMMY
  29. #include "app_dummy.h"
  30. #endif
  31. #if MODULE == MODULE_IMU
  32. #include "app_imu.h"
  33. #endif
  34. #include "app_interface.h"
  35. /* USER CODE END Includes */
  36. /* Private typedef -----------------------------------------------------------*/
  37. /* USER CODE BEGIN PTD */
  38. /* USER CODE END PTD */
  39. /* Private define ------------------------------------------------------------*/
  40. /* USER CODE BEGIN PD */
  41. /* USER CODE END PD */
  42. /* Private macro -------------------------------------------------------------*/
  43. /* USER CODE BEGIN PM */
  44. /* USER CODE END PM */
  45. /* Private variables ---------------------------------------------------------*/
  46. ADC_HandleTypeDef hadc;
  47. DMA_HandleTypeDef hdma_adc;
  48. SPI_HandleTypeDef hspi1;
  49. TIM_HandleTypeDef htim21;
  50. TIM_HandleTypeDef htim22;
  51. UART_HandleTypeDef huart2;
  52. DMA_HandleTypeDef hdma_usart2_tx;
  53. DMA_HandleTypeDef hdma_usart2_rx;
  54. /* USER CODE BEGIN PV */
  55. /* USER CODE END PV */
  56. /* Private function prototypes -----------------------------------------------*/
  57. void SystemClock_Config(void);
  58. static void MX_GPIO_Init(void);
  59. static void MX_DMA_Init(void);
  60. static void MX_USART2_UART_Init(void);
  61. static void MX_TIM22_Init(void);
  62. static void MX_TIM21_Init(void);
  63. static void MX_ADC_Init(void);
  64. static void MX_SPI1_Init(void);
  65. /* USER CODE BEGIN PFP */
  66. /* USER CODE END PFP */
  67. /* Private user code ---------------------------------------------------------*/
  68. /* USER CODE BEGIN 0 */
  69. uint8_t data[64];
  70. uint8_t dataUART[64];
  71. volatile uint8_t dataL;
  72. volatile uint8_t dataI;
  73. volatile uint8_t dataUartReady=0;
  74. inline void uart_send(uint8_t *data, int n)
  75. {
  76. #if USE_USART_DMA_TX == 1
  77. HAL_UART_Transmit_DMA(&huart2, data, n);
  78. #else
  79. HAL_UART_Transmit(&huart2, data, n, 10);
  80. #endif
  81. }
  82. inline void led_on(){
  83. HAL_GPIO_WritePin(LD3_GPIO_Port, LD3_Pin, GPIO_PIN_SET);
  84. }
  85. inline void led_off(){
  86. HAL_GPIO_WritePin(LD3_GPIO_Port, LD3_Pin, GPIO_PIN_RESET);
  87. }
  88. inline void led_toggle(){
  89. HAL_GPIO_TogglePin(LD3_GPIO_Port, LD3_Pin);
  90. }
  91. inline void uart_receive(uint8_t *data, int n)
  92. {
  93. HAL_UARTEx_ReceiveToIdle_DMA(&huart2, data, n);
  94. }
  95. /*
  96. inline void uart_abort_receive(){
  97. HAL_UART_AbortReceive_IT(&huart2);
  98. }
  99. inline void timer_uart_start(int n){
  100. htim22.Instance->CNT = 1;
  101. htim22.Instance->ARR = 40*n + 400; // (10*n + 100)us
  102. HAL_TIM_Base_Start_IT(&htim22);
  103. }
  104. inline void timer_uart_stop(){
  105. HAL_TIM_Base_Stop_IT(&htim22);
  106. }
  107. */
  108. inline void app_delay(uint8_t ms){
  109. HAL_Delay(ms);
  110. }
  111. /*
  112. static inline void nbus_app_UART_RX(UART_HandleTypeDef *huart) {
  113. nbus_cb_UART_RX();
  114. }
  115. */
  116. void HAL_UARTEx_RxEventCallback(UART_HandleTypeDef *huart, uint16_t Size){
  117. HAL_GPIO_TogglePin(LD3_GPIO_Port, LD3_Pin);
  118. HAL_UARTEx_ReceiveToIdle_DMA(huart, data, 64);
  119. if(dataL==0){
  120. dataL = data[0];
  121. dataI = 0;
  122. // HAL_UARTEx_ReceiveToIdle_DMA(&huart2, data, 64);
  123. HAL_GPIO_TogglePin(LD3_GPIO_Port, LD3_Pin);
  124. return;
  125. }
  126. memcpy(&dataUART[dataI], data, Size);
  127. dataI += Size;
  128. //HAL_UART_Transmit_DMA(huart, dataUART, dataI);
  129. if(dataI >= dataL){
  130. HAL_GPIO_TogglePin(LD3_GPIO_Port, LD3_Pin);
  131. dataL=0;
  132. dataI=0;
  133. data[0]=0;
  134. //nbus_cb_UART_RX(dataUART, dataI);
  135. dataUartReady = 1;
  136. }
  137. // HAL_UARTEx_ReceiveToIdle_DMA(&huart2, data, 64);
  138. }
  139. /*
  140. static inline void nbus_app_TIM_periodElapsed(TIM_HandleTypeDef *htim) {
  141. nbus_cb_TIM_periodElapsed();
  142. }
  143. */
  144. volatile uint8_t icm_data_ready = 0;
  145. void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin) {
  146. icm_data_ready = 1;
  147. }
  148. static inline uint8_t loop_callback() {
  149. if(icm_data_ready == 1){
  150. icm_data_ready = 0;
  151. return 1;
  152. }
  153. return 0;
  154. }
  155. /* USER CODE END 0 */
  156. /**
  157. * @brief The application entry point.
  158. * @retval int
  159. */
  160. int main(void)
  161. {
  162. /* USER CODE BEGIN 1 */
  163. /* USER CODE END 1 */
  164. /* MCU Configuration--------------------------------------------------------*/
  165. /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  166. HAL_Init();
  167. /* USER CODE BEGIN Init */
  168. /* USER CODE END Init */
  169. /* Configure the system clock */
  170. SystemClock_Config();
  171. /* USER CODE BEGIN SysInit */
  172. /* USER CODE END SysInit */
  173. /* Initialize all configured peripherals */
  174. MX_GPIO_Init();
  175. MX_DMA_Init();
  176. MX_USART2_UART_Init();
  177. MX_TIM22_Init();
  178. MX_TIM21_Init();
  179. MX_SPI1_Init();
  180. /* USER CODE BEGIN 2 */
  181. dataI=0;
  182. dataL=0;
  183. #ifdef MODULE_INIT_IP_ADC
  184. MX_ADC_Init();
  185. #endif
  186. #ifdef MODULE_INIT_IP_SPI
  187. MX_SPI1_Init();
  188. #endif
  189. #if MODULE_MASTER == 1
  190. MX_RTC_Init();
  191. #endif
  192. nBusPlatformInterface_t hw_platform = {
  193. uart_receive,
  194. uart_send,
  195. // NULL,
  196. led_on,
  197. led_off,
  198. led_toggle,
  199. // timer_uart_start,
  200. // timer_uart_stop,
  201. app_delay,
  202. loop_callback,
  203. };
  204. #if MODULE_MASTER == 1
  205. periph.rtc = &hrtc;
  206. #endif
  207. #if MODULE == MODULE_DUMMY
  208. nbus_init(getDummyDriver(), &hw_platform);
  209. nbus_init_app(NULL, NULL);
  210. #endif
  211. #if MODULE == MODULE_FSR
  212. nbus_init(getMcuAdcDriver(), &hw_platform);
  213. nbus_init_app(&hadc, NULL);
  214. #endif
  215. #if MODULE == MODULE_IMU
  216. icm20948_Config config;
  217. McuPin_typeDef pinCS;
  218. pinCS.pin = SPI_SS_Pin;
  219. pinCS.port = SPI_SS_GPIO_Port;
  220. config.pinCS = &pinCS;
  221. config.gyro.low_pass_filter = GYRO_lpf_196_6Hz;
  222. config.gyro.sample_rate = GYRO_samplerate_281_3Hz;
  223. config.accel.low_pass_filter = ACCEL_lpf_246Hz;
  224. config.accel.sample_rate = ACCEL_samplerate_281_3Hz;
  225. config.int_source = interrupt_RAW_DATA_0_RDY_EN;
  226. config.mag.mode = mag_mode_power_down;
  227. nbus_init(getImuDriver(), &hw_platform);
  228. nbus_init_app(&hspi1, &config);
  229. // nbus_set_app_callback(loop_callback);
  230. #endif
  231. // HAL_UART_RegisterCallback(&huart2, HAL_UART_RX_COMPLETE_CB_ID, nbus_app_UART_RX);
  232. // HAL_TIM_RegisterCallback(&htim22, HAL_TIM_PERIOD_ELAPSED_CB_ID, nbus_app_TIM_periodElapsed);
  233. nBus_MemoryDriver memory_ec20 = {
  234. DS28EC20_init,
  235. DS28EC20_readData4B,
  236. DS28EC20_readData2B,
  237. DS28EC20_writeData4B,
  238. DS28EC20_writeData2B,
  239. DS28EC20_getId
  240. };
  241. HAL_UARTEx_ReceiveToIdle_DMA(&huart2, data, 64);
  242. while(1){
  243. if (dataUartReady == 1){
  244. dataUartReady = 0;
  245. HAL_UART_Transmit_DMA(&huart2, dataUART, dataI);
  246. }
  247. }
  248. memory_ec20.init(ONE_WIRE_GPIO_Port, ONE_WIRE_Pin);
  249. nbus_init_memory_driver(&memory_ec20,16);
  250. nbus_stack();
  251. /* USER CODE END 2 */
  252. /* Infinite loop */
  253. /* USER CODE BEGIN WHILE */
  254. while (1)
  255. {
  256. /* USER CODE END WHILE */
  257. /* USER CODE BEGIN 3 */
  258. }
  259. /* USER CODE END 3 */
  260. }
  261. /**
  262. * @brief System Clock Configuration
  263. * @retval None
  264. */
  265. void SystemClock_Config(void)
  266. {
  267. RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  268. RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  269. RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
  270. /** Configure the main internal regulator output voltage
  271. */
  272. __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  273. /** Initializes the RCC Oscillators according to the specified parameters
  274. * in the RCC_OscInitTypeDef structure.
  275. */
  276. RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
  277. RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  278. RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
  279. RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  280. RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
  281. RCC_OscInitStruct.PLL.PLLMUL = RCC_PLLMUL_6;
  282. RCC_OscInitStruct.PLL.PLLDIV = RCC_PLLDIV_3;
  283. if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  284. {
  285. Error_Handler();
  286. }
  287. /** Initializes the CPU, AHB and APB buses clocks
  288. */
  289. RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  290. |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  291. RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  292. RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  293. RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  294. RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  295. if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
  296. {
  297. Error_Handler();
  298. }
  299. PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART2;
  300. PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1;
  301. if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
  302. {
  303. Error_Handler();
  304. }
  305. }
  306. /**
  307. * @brief ADC Initialization Function
  308. * @param None
  309. * @retval None
  310. */
  311. static void MX_ADC_Init(void)
  312. {
  313. /* USER CODE BEGIN ADC_Init 0 */
  314. /* USER CODE END ADC_Init 0 */
  315. ADC_ChannelConfTypeDef sConfig = {0};
  316. /* USER CODE BEGIN ADC_Init 1 */
  317. /* USER CODE END ADC_Init 1 */
  318. /** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
  319. */
  320. hadc.Instance = ADC1;
  321. hadc.Init.OversamplingMode = DISABLE;
  322. hadc.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV2;
  323. hadc.Init.Resolution = ADC_RESOLUTION_12B;
  324. hadc.Init.SamplingTime = ADC_SAMPLETIME_79CYCLES_5;
  325. hadc.Init.ScanConvMode = ADC_SCAN_DIRECTION_FORWARD;
  326. hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
  327. hadc.Init.ContinuousConvMode = ENABLE;
  328. hadc.Init.DiscontinuousConvMode = DISABLE;
  329. hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
  330. hadc.Init.ExternalTrigConv = ADC_SOFTWARE_START;
  331. hadc.Init.DMAContinuousRequests = ENABLE;
  332. hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV;
  333. hadc.Init.Overrun = ADC_OVR_DATA_PRESERVED;
  334. hadc.Init.LowPowerAutoWait = DISABLE;
  335. hadc.Init.LowPowerFrequencyMode = DISABLE;
  336. hadc.Init.LowPowerAutoPowerOff = DISABLE;
  337. if (HAL_ADC_Init(&hadc) != HAL_OK)
  338. {
  339. Error_Handler();
  340. }
  341. /** Configure for the selected ADC regular channel to be converted.
  342. */
  343. sConfig.Channel = ADC_CHANNEL_0;
  344. sConfig.Rank = ADC_RANK_CHANNEL_NUMBER;
  345. if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  346. {
  347. Error_Handler();
  348. }
  349. /** Configure for the selected ADC regular channel to be converted.
  350. */
  351. sConfig.Channel = ADC_CHANNEL_1;
  352. if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  353. {
  354. Error_Handler();
  355. }
  356. /** Configure for the selected ADC regular channel to be converted.
  357. */
  358. sConfig.Channel = ADC_CHANNEL_2;
  359. if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  360. {
  361. Error_Handler();
  362. }
  363. /** Configure for the selected ADC regular channel to be converted.
  364. */
  365. sConfig.Channel = ADC_CHANNEL_3;
  366. if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  367. {
  368. Error_Handler();
  369. }
  370. /** Configure for the selected ADC regular channel to be converted.
  371. */
  372. sConfig.Channel = ADC_CHANNEL_4;
  373. if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  374. {
  375. Error_Handler();
  376. }
  377. /** Configure for the selected ADC regular channel to be converted.
  378. */
  379. sConfig.Channel = ADC_CHANNEL_6;
  380. if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  381. {
  382. Error_Handler();
  383. }
  384. /** Configure for the selected ADC regular channel to be converted.
  385. */
  386. sConfig.Channel = ADC_CHANNEL_7;
  387. if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  388. {
  389. Error_Handler();
  390. }
  391. /** Configure for the selected ADC regular channel to be converted.
  392. */
  393. sConfig.Channel = ADC_CHANNEL_8;
  394. if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  395. {
  396. Error_Handler();
  397. }
  398. /* USER CODE BEGIN ADC_Init 2 */
  399. /* USER CODE END ADC_Init 2 */
  400. }
  401. /**
  402. * @brief SPI1 Initialization Function
  403. * @param None
  404. * @retval None
  405. */
  406. static void MX_SPI1_Init(void)
  407. {
  408. /* USER CODE BEGIN SPI1_Init 0 */
  409. /* USER CODE END SPI1_Init 0 */
  410. /* USER CODE BEGIN SPI1_Init 1 */
  411. /* USER CODE END SPI1_Init 1 */
  412. /* SPI1 parameter configuration*/
  413. hspi1.Instance = SPI1;
  414. hspi1.Init.Mode = SPI_MODE_MASTER;
  415. hspi1.Init.Direction = SPI_DIRECTION_2LINES;
  416. hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
  417. hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
  418. hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
  419. hspi1.Init.NSS = SPI_NSS_SOFT;
  420. hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_4;
  421. hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
  422. hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
  423. hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  424. hspi1.Init.CRCPolynomial = 7;
  425. if (HAL_SPI_Init(&hspi1) != HAL_OK)
  426. {
  427. Error_Handler();
  428. }
  429. /* USER CODE BEGIN SPI1_Init 2 */
  430. /* USER CODE END SPI1_Init 2 */
  431. }
  432. /**
  433. * @brief TIM21 Initialization Function
  434. * @param None
  435. * @retval None
  436. */
  437. static void MX_TIM21_Init(void)
  438. {
  439. /* USER CODE BEGIN TIM21_Init 0 */
  440. /* USER CODE END TIM21_Init 0 */
  441. TIM_ClockConfigTypeDef sClockSourceConfig = {0};
  442. TIM_MasterConfigTypeDef sMasterConfig = {0};
  443. /* USER CODE BEGIN TIM21_Init 1 */
  444. /* USER CODE END TIM21_Init 1 */
  445. htim21.Instance = TIM21;
  446. htim21.Init.Prescaler = 32000;
  447. htim21.Init.CounterMode = TIM_COUNTERMODE_UP;
  448. htim21.Init.Period = 100;
  449. htim21.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  450. htim21.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  451. if (HAL_TIM_Base_Init(&htim21) != HAL_OK)
  452. {
  453. Error_Handler();
  454. }
  455. sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  456. if (HAL_TIM_ConfigClockSource(&htim21, &sClockSourceConfig) != HAL_OK)
  457. {
  458. Error_Handler();
  459. }
  460. sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  461. sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  462. if (HAL_TIMEx_MasterConfigSynchronization(&htim21, &sMasterConfig) != HAL_OK)
  463. {
  464. Error_Handler();
  465. }
  466. /* USER CODE BEGIN TIM21_Init 2 */
  467. /* USER CODE END TIM21_Init 2 */
  468. }
  469. /**
  470. * @brief TIM22 Initialization Function
  471. * @param None
  472. * @retval None
  473. */
  474. static void MX_TIM22_Init(void)
  475. {
  476. /* USER CODE BEGIN TIM22_Init 0 */
  477. /* USER CODE END TIM22_Init 0 */
  478. TIM_ClockConfigTypeDef sClockSourceConfig = {0};
  479. TIM_MasterConfigTypeDef sMasterConfig = {0};
  480. /* USER CODE BEGIN TIM22_Init 1 */
  481. /* USER CODE END TIM22_Init 1 */
  482. htim22.Instance = TIM22;
  483. htim22.Init.Prescaler = UART_TIMER_PRESCALER;
  484. htim22.Init.CounterMode = TIM_COUNTERMODE_UP;
  485. htim22.Init.Period = 65535;
  486. htim22.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  487. htim22.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  488. if (HAL_TIM_Base_Init(&htim22) != HAL_OK)
  489. {
  490. Error_Handler();
  491. }
  492. sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  493. if (HAL_TIM_ConfigClockSource(&htim22, &sClockSourceConfig) != HAL_OK)
  494. {
  495. Error_Handler();
  496. }
  497. sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  498. sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  499. if (HAL_TIMEx_MasterConfigSynchronization(&htim22, &sMasterConfig) != HAL_OK)
  500. {
  501. Error_Handler();
  502. }
  503. /* USER CODE BEGIN TIM22_Init 2 */
  504. /* USER CODE END TIM22_Init 2 */
  505. }
  506. /**
  507. * @brief USART2 Initialization Function
  508. * @param None
  509. * @retval None
  510. */
  511. static void MX_USART2_UART_Init(void)
  512. {
  513. /* USER CODE BEGIN USART2_Init 0 */
  514. /* USER CODE END USART2_Init 0 */
  515. /* USER CODE BEGIN USART2_Init 1 */
  516. /* USER CODE END USART2_Init 1 */
  517. huart2.Instance = USART2;
  518. huart2.Init.BaudRate = UART_BAUDRATE;
  519. huart2.Init.WordLength = UART_WORDLENGTH_8B;
  520. huart2.Init.StopBits = UART_STOPBITS_1;
  521. huart2.Init.Parity = UART_PARITY_NONE;
  522. huart2.Init.Mode = UART_MODE_TX_RX;
  523. huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  524. huart2.Init.OverSampling = UART_OVERSAMPLING_16;
  525. huart2.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
  526. huart2.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
  527. if (HAL_RS485Ex_Init(&huart2, UART_DE_POLARITY_HIGH, 0, 0) != HAL_OK)
  528. {
  529. Error_Handler();
  530. }
  531. /* USER CODE BEGIN USART2_Init 2 */
  532. /* USER CODE END USART2_Init 2 */
  533. }
  534. /**
  535. * Enable DMA controller clock
  536. */
  537. static void MX_DMA_Init(void)
  538. {
  539. /* DMA controller clock enable */
  540. __HAL_RCC_DMA1_CLK_ENABLE();
  541. /* DMA interrupt init */
  542. /* DMA1_Channel1_IRQn interrupt configuration */
  543. HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
  544. HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
  545. /* DMA1_Channel4_5_6_7_IRQn interrupt configuration */
  546. HAL_NVIC_SetPriority(DMA1_Channel4_5_6_7_IRQn, 0, 0);
  547. HAL_NVIC_EnableIRQ(DMA1_Channel4_5_6_7_IRQn);
  548. }
  549. /**
  550. * @brief GPIO Initialization Function
  551. * @param None
  552. * @retval None
  553. */
  554. static void MX_GPIO_Init(void)
  555. {
  556. GPIO_InitTypeDef GPIO_InitStruct = {0};
  557. /* USER CODE BEGIN MX_GPIO_Init_1 */
  558. /* USER CODE END MX_GPIO_Init_1 */
  559. /* GPIO Ports Clock Enable */
  560. __HAL_RCC_GPIOC_CLK_ENABLE();
  561. __HAL_RCC_GPIOA_CLK_ENABLE();
  562. __HAL_RCC_GPIOB_CLK_ENABLE();
  563. /*Configure GPIO pin Output Level */
  564. HAL_GPIO_WritePin(SPI_SS_GPIO_Port, SPI_SS_Pin, GPIO_PIN_SET);
  565. /*Configure GPIO pin Output Level */
  566. HAL_GPIO_WritePin(LD3_GPIO_Port, LD3_Pin, GPIO_PIN_RESET);
  567. /*Configure GPIO pin Output Level */
  568. HAL_GPIO_WritePin(ONE_WIRE_GPIO_Port, ONE_WIRE_Pin, GPIO_PIN_SET);
  569. /*Configure GPIO pin : SPI_SS_Pin */
  570. GPIO_InitStruct.Pin = SPI_SS_Pin;
  571. GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  572. GPIO_InitStruct.Pull = GPIO_PULLUP;
  573. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  574. HAL_GPIO_Init(SPI_SS_GPIO_Port, &GPIO_InitStruct);
  575. /*Configure GPIO pin : LD3_Pin */
  576. GPIO_InitStruct.Pin = LD3_Pin;
  577. GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  578. GPIO_InitStruct.Pull = GPIO_NOPULL;
  579. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  580. HAL_GPIO_Init(LD3_GPIO_Port, &GPIO_InitStruct);
  581. /*Configure GPIO pin : ONE_WIRE_Pin */
  582. GPIO_InitStruct.Pin = ONE_WIRE_Pin;
  583. GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  584. GPIO_InitStruct.Pull = GPIO_PULLUP;
  585. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM;
  586. HAL_GPIO_Init(ONE_WIRE_GPIO_Port, &GPIO_InitStruct);
  587. /*Configure GPIO pin : SPI_INT_Pin */
  588. GPIO_InitStruct.Pin = SPI_INT_Pin;
  589. GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
  590. GPIO_InitStruct.Pull = GPIO_PULLUP;
  591. HAL_GPIO_Init(SPI_INT_GPIO_Port, &GPIO_InitStruct);
  592. /*Configure GPIO pins : PB6 PB7 */
  593. GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
  594. GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
  595. GPIO_InitStruct.Pull = GPIO_NOPULL;
  596. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  597. GPIO_InitStruct.Alternate = GPIO_AF1_I2C1;
  598. HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  599. /* EXTI interrupt init*/
  600. HAL_NVIC_SetPriority(EXTI4_15_IRQn, 0, 0);
  601. HAL_NVIC_EnableIRQ(EXTI4_15_IRQn);
  602. /* USER CODE BEGIN MX_GPIO_Init_2 */
  603. /* USER CODE END MX_GPIO_Init_2 */
  604. }
  605. /* USER CODE BEGIN 4 */
  606. /* USER CODE END 4 */
  607. /**
  608. * @brief This function is executed in case of error occurrence.
  609. * @retval None
  610. */
  611. void Error_Handler(void)
  612. {
  613. /* USER CODE BEGIN Error_Handler_Debug */
  614. /* User can add his own implementation to report the HAL error return state */
  615. __disable_irq();
  616. while (1)
  617. {
  618. }
  619. /* USER CODE END Error_Handler_Debug */
  620. }
  621. #ifdef USE_FULL_ASSERT
  622. /**
  623. * @brief Reports the name of the source file and the source line number
  624. * where the assert_param error has occurred.
  625. * @param file: pointer to the source file name
  626. * @param line: assert_param error line source number
  627. * @retval None
  628. */
  629. void assert_failed(uint8_t *file, uint32_t line)
  630. {
  631. /* USER CODE BEGIN 6 */
  632. /* User can add his own implementation to report the file name and line number,
  633. ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  634. /* USER CODE END 6 */
  635. }
  636. #endif /* USE_FULL_ASSERT */