246 lines
6.7 KiB
C
Executable File
246 lines
6.7 KiB
C
Executable File
/* 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) 2023 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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#include "i2c.h"
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#include "usart.h"
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#include "gpio.h"
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#include "stdio.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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#include "zlg7290.h"
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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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/* USER CODE BEGIN PV */
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uint8_t flag = 0; //按键标志位
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uint8_t key_stat = 0; //按键字符
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uint8_t SMG_Old[8]={0}; //显示缓冲区
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//uint8_t SMG_New[8]={0}; //
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uint8_t SMG_null[8]={0}; //定义空数组
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uint8_t SMG_New[]={0xda,0xfc,0x0c,0x0c,0xda,0xfc,0x0c,0xfe}; //2:0xda 0 : 0xfc 1:0x0c 8:0xfe
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uint8_t SEGCode[]={0xfc,0x0c,0xda,0xf2,0x66,0xb6,0xbe,0xe0,
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0xfe,0xe6,0xee,0x3e,0x9c,0x7a,0x00}; //字段码表
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uint8_t data[1];
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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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/* USER CODE BEGIN PFP */
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void Display_SMG(void);
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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_I2C1_Init();
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MX_USART1_UART_Init();
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/* USER CODE BEGIN 2 */
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// printf("\n\r串口收发实验\r\n");
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// data[0] = 7;
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// HAL_UART_Transmit(&huart1,data,1,10);
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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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if(flag == 1)
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{
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flag = 0;
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key_stat = ZLG7290_Read_Key();//读取按键值 此处都正确
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data[0] = key_stat;
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HAL_UART_Transmit(&huart1,data,1,10);
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// ZLG7290_Read_SMG(SMG_Old);
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// data[0] = SMG_Old[7];
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// HAL_UART_Transmit(&huart1,data,1,10);
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//Display_SMG();//更新数码管显示
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}
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I2C_ZLG7290_Write(&hi2c1,0x70,0x10,SMG_New,8);
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HAL_Delay(1000);
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I2C_ZLG7290_Write(&hi2c1,0x70,0x10,SMG_null,8);
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HAL_Delay(1000);
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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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/** Configure the main internal regulator output voltage
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*/
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__HAL_RCC_PWR_CLK_ENABLE();
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__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
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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_HSE;
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RCC_OscInitStruct.HSEState = RCC_HSE_ON;
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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.PLLM = 25;
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RCC_OscInitStruct.PLL.PLLN = 336;
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RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
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RCC_OscInitStruct.PLL.PLLQ = 4;
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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|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_DIV4;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
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{
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Error_Handler();
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}
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}
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/* USER CODE BEGIN 4 */
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void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
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{
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if(GPIO_Pin == GPIO_PIN_13)
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{
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flag = 1; //按键按下标志：
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//有按键按下->调用ZLG7290_Read()提取当前按键对应的字符
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}
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}
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void Display_SMG()
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{
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uint8_t i;
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for(i=0;i<7;i++)
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{
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SMG_New[6-i] = SMG_Old[7-i];
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}
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SMG_New[7] = SEGCode[key_stat];
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I2C_ZLG7290_Write(&hi2c1,0x70,0x10,SMG_New,8);
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}
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//重定向printf()到串口
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int fputc(int ch, FILE *f)
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{
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uint8_t tmp[1]={0};
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tmp[0] = (uint8_t)ch;
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HAL_UART_Transmit(&huart1,tmp,1,10); //向串口调试助手发送一个字符
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return ch;
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}
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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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