stm32 通过串口控制led灯亮灭 并通过lcd显示led灯的亮灭状态

#include "main.h"
#include "stm32f0xx_hal.h"

/* USER CODE BEGIN Includes */
#include "lcd.h"
/* USER CODE END Includes */

/* Private variables ---------------------------------------------------------*/
UART_HandleTypeDef huart1;

/* USER CODE BEGIN PV */
/* Private variables ---------------------------------------------------------*/

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_USART1_UART_Init(void);

/* USER CODE BEGIN PFP */
/* Private function prototypes -----------------------------------------------*/

/* USER CODE END PFP */

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  *
  * @retval None
  */
int main(void)
{
  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */

  /* MCU Configuration----------------------------------------------------------*/

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

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_USART1_UART_Init();
  /* USER CODE BEGIN 2 */
	Lcd_Init();
	Lcd_Clear(WHITE);
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
	Gui_DrawFont_GBK16(0, 0, BLACK, WHITE, "LED1 OFF");
	Gui_DrawFont_GBK16(0, 25, BLACK, WHITE, "LED2 OFF");
	Gui_DrawFont_GBK16(0, 50, BLACK, WHITE, "LED3 OFF");
	HAL_GPIO_WritePin(GPIOB, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2, GPIO_PIN_SET);
  while (1)
  {

  /* USER CODE END WHILE */

  /* USER CODE BEGIN 3 */
		
		
		uint8_t data = 0;  
		HAL_UART_Receive_IT(&huart1, &data, 1);  
		if(data == '1')  
		{  
			HAL_GPIO_WritePin(GPIOB, GPIO_PIN_0, GPIO_PIN_RESET);  
			HAL_UART_Transmit(&huart1, &data, 1, 0);  
			Gui_DrawFont_GBK16(0, 0, BLACK, WHITE, "LED1  ON");
			//HAL_Delay(500);
		}  
		else if(data == '2')  
		{  
			HAL_GPIO_WritePin(GPIOB, GPIO_PIN_0, GPIO_PIN_SET);  
			HAL_UART_Transmit(&huart1, &data, 1, 0);  
			Gui_DrawFont_GBK16(0, 0, BLACK, WHITE, "LED1 OFF");
			//HAL_Delay(500);
		} 
		else if(data == '3')  
		{  
			HAL_GPIO_WritePin(GPIOB, GPIO_PIN_1, GPIO_PIN_RESET);  
			HAL_UART_Transmit(&huart1, &data, 1, 0);  
			Gui_DrawFont_GBK16(0, 25, BLACK, WHITE, "LED2  ON");
			//HAL_Delay(500);
		}
		else if(data == '4')  
		{  
			HAL_GPIO_WritePin(GPIOB, GPIO_PIN_1, GPIO_PIN_SET);  
			HAL_UART_Transmit(&huart1, &data, 1, 0);  
			Gui_DrawFont_GBK16(0, 25, BLACK, WHITE, "LED2 OFF");
			//HAL_Delay(500);
		}
		else if(data == '5')  
		{  
			HAL_GPIO_WritePin(GPIOB, GPIO_PIN_2, GPIO_PIN_RESET);  
			HAL_UART_Transmit(&huart1, &data, 1, 0);  
			Gui_DrawFont_GBK16(0, 50, BLACK, WHITE, "LED3  ON");
			//HAL_Delay(500);
		}
		else if(data == '6')  
		{  
			HAL_GPIO_WritePin(GPIOB, GPIO_PIN_2, GPIO_PIN_SET);  
			HAL_UART_Transmit(&huart1, &data, 1, 0);  
			Gui_DrawFont_GBK16(0, 50, BLACK, WHITE, "LED3 OFF");
			//HAL_Delay(500);
		}
  }
  /* USER CODE END 3 */

}