315 lines
8.5 KiB
C
315 lines
8.5 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file : main.c
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* @brief : Main program body
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2024 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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/* Private typedef -----------------------------------------------------------*/
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/* USER CODE BEGIN PTD */
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/* USER CODE END PTD */
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/* Private define ------------------------------------------------------------*/
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/* USER CODE BEGIN PD */
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/* USER CODE END PD */
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PM */
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/* USER CODE END PM */
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/* Private variables ---------------------------------------------------------*/
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SPI_HandleTypeDef hspi1;
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/* USER CODE BEGIN PV */
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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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static void MX_GPIO_Init(void);
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static void MX_SPI1_Init(void);
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/* USER CODE BEGIN PFP */
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/* USER CODE END PFP */
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/* Private user code ---------------------------------------------------------*/
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/**
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* @brief The application entry point.
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* @retval int
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*/
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int main(void)
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{
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/* USER CODE BEGIN 1 */
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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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/* USER CODE BEGIN Init */
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/* USER CODE END Init */
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/* Configure the system clock */
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SystemClock_Config();
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/* USER CODE BEGIN SysInit */
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/* USER CODE END SysInit */
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/* Initialize all configured peripherals */
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MX_GPIO_Init();
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MX_SPI1_Init();
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/* USER CODE BEGIN 2 */
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//регистр данные шеснадцатеричное представление регистра
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//0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0xC
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//0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 1 0хF
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//Алгоритм
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//1. вывести микросхему из режима выключения
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//2. заставить выводить все 8 цифр
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//3. Установить яркость на половину
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//4. Во все регистры цифр записать данные. Цифры от 1 до 8
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// 0x0C + 0x01
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// 0x0B + 0x07
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// 0x0A + 0x08
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// регистры 1-8
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uint16_t Data[1];
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Data[0] = 0xC01;
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_RESET);
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HAL_SPI_Transmit(&hspi1, (uint8_t*)Data, 1, 100);
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_SET);
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Data[0] = 0xF00;
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_RESET);
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HAL_SPI_Transmit(&hspi1, (uint8_t*)Data, 1, 100);
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_SET);
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Data[0] = 0xB07;
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_RESET);
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HAL_SPI_Transmit(&hspi1, (uint8_t*)Data, 1, 100);
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_SET);
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Data[0] = 0xA08;
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_RESET);
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HAL_SPI_Transmit(&hspi1, (uint8_t*)Data, 1, 100);
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_SET);
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Data[0] = 0x9FF;
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_RESET);
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HAL_SPI_Transmit(&hspi1, (uint8_t*)Data, 1, 100);
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_SET);
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for (uint8_t i = 0; i < 8; i++)
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{
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Data[0] = 0x100 + (i<<8) + i;
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_RESET);
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HAL_SPI_Transmit(&hspi1, (uint8_t*)Data, 1, 100);
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_SET);
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}
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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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while (1)
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{
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/* USER CODE END WHILE */
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/* USER CODE BEGIN 3 */
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}
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/* USER CODE END 3 */
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}
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/**
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* @brief System Clock Configuration
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* @retval None
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*/
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void SystemClock_Config(void)
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{
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RCC_OscInitTypeDef RCC_OscInitStruct = {0};
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RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
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/** Initializes the RCC Oscillators according to the specified parameters
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* in the RCC_OscInitTypeDef structure.
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
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RCC_OscInitStruct.HSIState = RCC_HSI_ON;
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RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
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if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
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{
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Error_Handler();
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}
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/** Initializes the CPU, AHB and APB buses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|RCC_CLOCKTYPE_PCLK1;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
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{
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Error_Handler();
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}
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}
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/**
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* @brief SPI1 Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_SPI1_Init(void)
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{
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/* USER CODE BEGIN SPI1_Init 0 */
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/* USER CODE END SPI1_Init 0 */
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/* USER CODE BEGIN SPI1_Init 1 */
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/* USER CODE END SPI1_Init 1 */
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/* SPI1 parameter configuration*/
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hspi1.Instance = SPI1;
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hspi1.Init.Mode = SPI_MODE_MASTER;
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hspi1.Init.Direction = SPI_DIRECTION_2LINES;
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hspi1.Init.DataSize = SPI_DATASIZE_16BIT;
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hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
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hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
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hspi1.Init.NSS = SPI_NSS_SOFT;
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hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
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hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
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hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
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hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
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hspi1.Init.CRCPolynomial = 7;
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hspi1.Init.CRCLength = SPI_CRC_LENGTH_DATASIZE;
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hspi1.Init.NSSPMode = SPI_NSS_PULSE_ENABLE;
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if (HAL_SPI_Init(&hspi1) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN SPI1_Init 2 */
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/* USER CODE END SPI1_Init 2 */
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}
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/**
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* @brief GPIO Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_GPIO_Init(void)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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/* USER CODE BEGIN MX_GPIO_Init_1 */
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/* USER CODE END MX_GPIO_Init_1 */
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/* GPIO Ports Clock Enable */
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__HAL_RCC_GPIOF_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/*Configure GPIO pin Output Level */
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HAL_GPIO_WritePin(CS_GPIO_Port, CS_Pin, GPIO_PIN_RESET);
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/*Configure GPIO pin : Button1_Pin */
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GPIO_InitStruct.Pin = Button1_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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GPIO_InitStruct.Pull = GPIO_PULLDOWN;
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HAL_GPIO_Init(Button1_GPIO_Port, &GPIO_InitStruct);
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/*Configure GPIO pin : Button2_Pin */
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GPIO_InitStruct.Pin = Button2_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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GPIO_InitStruct.Pull = GPIO_PULLDOWN;
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HAL_GPIO_Init(Button2_GPIO_Port, &GPIO_InitStruct);
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/*Configure GPIO pin : CS_Pin */
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GPIO_InitStruct.Pin = CS_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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HAL_GPIO_Init(CS_GPIO_Port, &GPIO_InitStruct);
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/* USER CODE BEGIN MX_GPIO_Init_2 */
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/* USER CODE END MX_GPIO_Init_2 */
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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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* @retval None
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*/
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void Error_Handler(void)
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{
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/* USER CODE BEGIN Error_Handler_Debug */
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/* User can add his own implementation to report the HAL error return state */
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__disable_irq();
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while (1)
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{
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}
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/* USER CODE END Error_Handler_Debug */
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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 /* USE_FULL_ASSERT */
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