标题: STM32单片机HAL库驱动OLED屏幕程序 [打印本页]
作者: yihan369    时间: 2023-3-17 12:10
标题: STM32单片机HAL库驱动OLED屏幕程序
IIC SPI接口都有，移植性适用

单片机源程序如下:
  1. /* USER CODE END Header */
  2. /* Includes ------------------------------------------------------------------*/
  3. #include "main.h"
  4. #include "tim.h"
  5. #include "usart.h"
  6. #include "gpio.h"

  8. /* Private includes ----------------------------------------------------------*/
  9. /* USER CODE BEGIN Includes */

  11. #include "lcd_init.h"    //OLED头文件
  12. #include "pic.h"         //图片头文件
  13. #include "lcd.h"

  15. /* USER CODE END Includes */

  17. /* Private typedef -----------------------------------------------------------*/
  18. /* USER CODE BEGIN PTD */

  20. //             OLED屏幕接口描述
  21. //              GND   电源地
  22. //              VCC   3.3v电源
  23. //              SCL   PA0（SCLK）
  24. //              SDA   PA1（MOSI）
  25. //              RES   PA2
  26. //              DC    PA3
  27. //              CS    PA4
  28. //              BLK   PA5


  31. /* USER CODE END PTD */

  33. /* Private define ------------------------------------------------------------*/
  34. /* USER CODE BEGIN PD */
  35. /* USER CODE END PD */

  37. /* Private macro -------------------------------------------------------------*/
  38. /* USER CODE BEGIN PM */

  40. void HAL_Delay_us(uint32_t Delay_us);

  42. /* USER CODE END PM */

  44. /* Private variables ---------------------------------------------------------*/

  46. /* USER CODE BEGIN PV */

  48. /* USER CODE END PV */

  50. /* Private function prototypes -----------------------------------------------*/
  51. void SystemClock_Config(void);
  52. /* USER CODE BEGIN PFP */

  54. /* USER CODE END PFP */

  56. /* Private user code ---------------------------------------------------------*/
  57. /* USER CODE BEGIN 0 */

  59. /* USER CODE END 0 */

  61. /**
  62.   * @brief  The application entry point.
  63.   * @retval int
  64.   */
  65. int main(void)
  66. {
  67.   /* USER CODE BEGIN 1 */

  69.   /* USER CODE END 1 */

  71.   /* MCU Configuration--------------------------------------------------------*/

  73.   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  74.   HAL_Init();

  76.   /* USER CODE BEGIN Init */
  77.    
  78.         float t=0;

  80.   /* USER CODE END Init */

  82.   /* Configure the system clock */
  83.   SystemClock_Config();

  85.   /* USER CODE BEGIN SysInit */

  87.   /* USER CODE END SysInit */

  89.   /* Initialize all configured peripherals */
  90.   MX_GPIO_Init();
  91.   MX_TIM2_Init();
  92.   MX_USART1_UART_Init();
  93.   /* USER CODE BEGIN 2 */
  94.   
  95.           LCD_Init();                         //LCD初始化
  96.         LCD_Fill(0,0,LCD_W,LCD_H,WHITE);
  97.   

  99.   /* USER CODE END 2 */

  101.   /* Infinite loop */
  102.   /* USER CODE BEGIN WHILE */
  103.   while (1)
  104.   {
  105.     /* USER CODE END WHILE */
  106.       
  107.                 LCD_ShowChinese(40,0,"中景园电子",RED,WHITE,16,0);
  108.                 LCD_ShowString(10,20,"LCD_W:",RED,WHITE,16,0);
  109.                 LCD_ShowIntNum(58,20,LCD_W,3,RED,WHITE,16);
  110.                 LCD_ShowString(10,40,"LCD_H:",RED,WHITE,16,0);
  111.                 LCD_ShowIntNum(58,40,LCD_H,3,RED,WHITE,16);
  112.                 LCD_ShowFloatNum1(10,60,t,4,RED,WHITE,16);
  113.                 t+=0.11;
  114.                 LCD_ShowPicture(100,20,40,40,gImage_1);

  116.     /* USER CODE BEGIN 3 */
  117.   }
  118.   /* USER CODE END 3 */
  119. }

  121. /**
  122.   * @brief System Clock Configuration
  123.   * @retval None
  124.   */
  125. void SystemClock_Config(void)
  126. {
  127.   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  128.   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  130.   /** Initializes the RCC Oscillators according to the specified parameters
  131.   * in the RCC_OscInitTypeDef structure.
  132.   */
  133.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  134.   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  135.   RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  136.   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  137.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  138.   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  139.   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  140.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  141.   {
  142.     Error_Handler();
  143.   }

  145.   /** Initializes the CPU, AHB and APB buses clocks
  146.   */
  147.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  148.                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  149.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  150.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  151.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  152.   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

  154.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  155.   {
  156.     Error_Handler();
  157.   }
  158. }

  160. /* USER CODE BEGIN 4 */

  162. // Core\Src\delay.c
  163. void HAL_Delay_us(uint32_t Delay_us)
  164. {

  166.                 __HAL_TIM_SetCounter(&htim2, 0);

  168.                 __HAL_TIM_ENABLE(&htim2);

  170.                 while(__HAL_TIM_GetCounter(&htim2) < Delay_us);
  171.                 /* Disable the Peripheral */
  172.                 __HAL_TIM_DISABLE(&htim2);


  175. }

  177. /* USER CODE END 4 */

  179. /**
  180.   * @brief  This function is executed in case of error occurrence.
  181.   * @retval None
  182.   */
  183. void Error_Handler(void)
  184. {
  185.   /* USER CODE BEGIN Error_Handler_Debug */
  186.   /* User can add his own implementation to report the HAL error return state */
  187.   __disable_irq();
  188.   while (1)
  189.   {
  190.   }
  191.   /* USER CODE END Error_Handler_Debug */
  192. }

  194. #ifdef  USE_FULL_ASSERT
  195. /**
  196.   * @brief  Reports the name of the source file and the source line number
  197.   *         where the assert_param error has occurred.
  198.   * @param  file: pointer to the source file name
  199.   * @param  line: assert_param error line source number
  200.   * @retval None
  201.   */
  202. void assert_failed(uint8_t *file, uint32_t line)
  203. {
  204.   /* USER CODE BEGIN 6 */
  205.   /* User can add his own implementation to report the file name and line number,
  206.      ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  207.   /* USER CODE END 6 */
  208. }
  209. #endif /* USE_FULL_ASSERT */
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