From b9ddb1040cf68600bfc33a60edf36d91d82fcf1b Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Mon, 06 Jul 2026 23:58:02 +0800
Subject: [PATCH] Update tasks.json to fix must flash twice bug
---
ex1.auto-light/Core/Src/main.c | 218 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 218 insertions(+), 0 deletions(-)
diff --git a/ex1.auto-light/Core/Src/main.c b/ex1.auto-light/Core/Src/main.c
new file mode 100644
index 0000000..94561e1
--- /dev/null
+++ b/ex1.auto-light/Core/Src/main.c
@@ -0,0 +1,218 @@
+/* USER CODE BEGIN Header */
+/**
+ ******************************************************************************
+ * @file : main.c
+ * @brief : Main program body
+ ******************************************************************************
+ * @attention
+ *
+ * Copyright (c) 2026 STMicroelectronics.
+ * All rights reserved.
+ *
+ * This software is licensed under terms that can be found in the LICENSE file
+ * in the root directory of this software component.
+ * If no LICENSE file comes with this software, it is provided AS-IS.
+ *
+ ******************************************************************************
+ */
+/* USER CODE END Header */
+/* Includes ------------------------------------------------------------------*/
+#include "main.h"
+#include "adc.h"
+#include "tim.h"
+#include "usart.h"
+#include "gpio.h"
+
+/* Private includes ----------------------------------------------------------*/
+/* USER CODE BEGIN Includes */
+#include "miscdev.h"
+/* USER CODE END Includes */
+
+/* Private typedef -----------------------------------------------------------*/
+/* USER CODE BEGIN PTD */
+#define THRESHOLD_LUX 5
+#define THRESHOLD_NOISY 1000
+/* USER CODE END PTD */
+
+/* Private define ------------------------------------------------------------*/
+/* USER CODE BEGIN PD */
+
+/* USER CODE END PD */
+
+/* Private macro -------------------------------------------------------------*/
+/* USER CODE BEGIN PM */
+
+/* USER CODE END PM */
+
+/* Private variables ---------------------------------------------------------*/
+
+/* USER CODE BEGIN PV */
+
+/* USER CODE END PV */
+
+/* Private function prototypes -----------------------------------------------*/
+void SystemClock_Config(void);
+/* USER CODE BEGIN PFP */
+
+/* USER CODE END PFP */
+
+/* Private user code ---------------------------------------------------------*/
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+/**
+ * @brief The application entry point.
+ * @retval int
+ */
+int main(void)
+{
+
+ /* USER CODE BEGIN 1 */
+ uint32_t lux, noisy;
+ /* 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();
+ MX_ADC1_Init();
+ MX_TIM6_Init();
+ MX_TIM1_Init();
+ /* USER CODE BEGIN 2 */
+ init_led();
+ beep_start(2, 300);
+
+ printf("ISKBoard: Auto Light Demo.\r\n");
+ /* USER CODE END 2 */
+
+ /* Infinite loop */
+ /* USER CODE BEGIN WHILE */
+ while (1)
+ {
+ lux = noisy = 0;
+ adc_sample_lux_noisy(&lux, &noisy);
+
+ /* 光线很暗且有噪音时才开灯，如果继电器没接灯泡就用 Led 替代 */
+ if( lux<=THRESHOLD_LUX && noisy>= THRESHOLD_NOISY )
+ {
+ printf("Lux:%lu Noisy:%lu, turn light on\r\n", lux, noisy);
+ turn_relay(ON);
+ turn_led(Led_R, ON);
+
+ /* 延时一会(等人过去)再关闭灯泡 */
+ HAL_Delay(5000);
+ printf("turn light off now\r\n");
+ turn_relay(OFF);
+ turn_led(Led_R, OFF);
+
+ /* 继电器关的时候有声音，等一会再开始采样 */
+ HAL_Delay(1000);
+ }
+
+ HAL_Delay(10);
+
+ /* USER CODE END WHILE */
+
+ /* USER CODE BEGIN 3 */
+ }
+ /* USER CODE END 3 */
+}
+
+/**
+ * @brief System Clock Configuration
+ * @retval None
+ */
+void SystemClock_Config(void)
+{
+ RCC_OscInitTypeDef RCC_OscInitStruct = {0};
+ RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
+
+ /** Configure the main internal regulator output voltage
+ */
+ if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1) != HAL_OK)
+ {
+ Error_Handler();
+ }
+
+ /** Initializes the RCC Oscillators according to the specified parameters
+ * in the RCC_OscInitTypeDef structure.
+ */
+ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+ RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+ RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+ RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
+ RCC_OscInitStruct.PLL.PLLM = 1;
+ RCC_OscInitStruct.PLL.PLLN = 20;
+ RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV7;
+ RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
+ RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
+ if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+ {
+ Error_Handler();
+ }
+
+ /** Initializes the CPU, AHB and APB buses clocks
+ */
+ RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
+ |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
+ RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+ RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+ RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
+ RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+
+ if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
+ {
+ Error_Handler();
+ }
+}
+
+/* USER CODE BEGIN 4 */
+
+/* USER CODE END 4 */
+
+/**
+ * @brief This function is executed in case of error occurrence.
+ * @retval None
+ */
+void Error_Handler(void)
+{
+ /* USER CODE BEGIN Error_Handler_Debug */
+ /* User can add his own implementation to report the HAL error return state */
+ __disable_irq();
+ while (1)
+ {
+ }
+ /* USER CODE END Error_Handler_Debug */
+}
+#ifdef USE_FULL_ASSERT
+/**
+ * @brief Reports the name of the source file and the source line number
+ * where the assert_param error has occurred.
+ * @param file: pointer to the source file name
+ * @param line: assert_param error line source number
+ * @retval None
+ */
+void assert_failed(uint8_t *file, uint32_t line)
+{
+ /* USER CODE BEGIN 6 */
+ /* User can add his own implementation to report the file name and line number,
+ ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
+ /* USER CODE END 6 */
+}
+#endif /* USE_FULL_ASSERT */
--
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