STM32,煙霧檢測,報警系統,程序已完成調試,可以直接使用
單片機源程序如下:- #include "main.h"
- #include "stm32f1xx_hal.h"
- /* USER CODE BEGIN Includes */
- #include "STM32_LCD1602.h"
- #include "DS18B20.h"
- /* USER CODE END Includes */
- /* Private variables ---------------------------------------------------------*/
- ADC_HandleTypeDef hadc1;
- TIM_HandleTypeDef htim3;
- /* USER CODE BEGIN PV */
- /* Private variables ---------------------------------------------------------*/
- //下面定義按鍵部分
- #define Key1 HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_13)
- #define Key2 HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_14)
- #define Key3 HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_15)
- unsigned char Key1_flag=0;
- unsigned char Key2_flag=0;
- unsigned char Key3_flag=0;
- unsigned char sec1=0;
- unsigned char sec2=0;
- //下面定義水泵,指示燈,蜂鳴器
- #define SB_0 HAL_GPIO_WritePin(GPIOB,GPIO_PIN_10,GPIO_PIN_RESET)
- #define SB_1 HAL_GPIO_WritePin(GPIOB,GPIO_PIN_10,GPIO_PIN_SET)
- #define LED0_0 HAL_GPIO_WritePin(GPIOB,GPIO_PIN_11,GPIO_PIN_RESET)
- #define LED0_1 HAL_GPIO_WritePin(GPIOB,GPIO_PIN_11,GPIO_PIN_SET)
- #define LED1_0 HAL_GPIO_WritePin(GPIOB,GPIO_PIN_12,GPIO_PIN_RESET)
- #define LED1_1 HAL_GPIO_WritePin(GPIOB,GPIO_PIN_12,GPIO_PIN_SET)
- #define Beep_0 HAL_GPIO_WritePin(GPIOB,GPIO_PIN_0,GPIO_PIN_RESET)
- #define Beep_1 HAL_GPIO_WritePin(GPIOB,GPIO_PIN_0,GPIO_PIN_SET)
- unsigned char beep1=0;
- //下面定義一些變量,用作煙霧
- unsigned char YW_H=0;
- unsigned char YW=0;
- //下面定義關于顯示
- unsigned char State=0;
- unsigned char s0=0;
- //下面定義關于存儲的
- unsigned char memory_flag=1;
- //下面定義關于AD檢測的
- unsigned int adcBuf[5];
- unsigned char Read_ADC;
- //下面定義關于定時器的
- unsigned int Time3_ms=0;
- //下面定義關于溫度部分
- unsigned char Read_DS18B20=1;
- int DS18B20_Temp=0;
- int DS18B20_Temp_flsh=0; //出現一種情況,水泵工作的時候,18B20會重啟一次,楊說,不讓突變,突變數據不刷新
- unsigned char DS18B20_Temp_H=0;
- unsigned char DS18B20_Temp_flag=0;
-
-
- /* USER CODE END PV */
- /* Private function prototypes -----------------------------------------------*/
- void SystemClock_Config(void);
- static void MX_GPIO_Init(void);
- static void MX_ADC1_Init(void);
- static void MX_TIM3_Init(void);
- /* USER CODE BEGIN PFP */
- /* Private function prototypes -----------------------------------------------*/
- /* USER CODE END PFP */
- /* USER CODE BEGIN 0 */
- void Write_flsh_byte(uint32_t EEPROM_ADD,uint32_t EEPROM_Data)
- {
- //1、解鎖FLASH
- HAL_FLASH_Unlock();
- //2、擦除FLASH
- //初始化FLASH_EraseInitTypeDef
- FLASH_EraseInitTypeDef f;
- f.TypeErase = FLASH_TYPEERASE_PAGES;
- f.PageAddress = EEPROM_ADD;
- f.NbPages = 1;
- //設置PageError
- uint32_t PageError = 0;
- //調用擦除函數
- HAL_FLASHEx_Erase(&f, &PageError);
- //3、對FLASH燒寫
- HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, EEPROM_ADD, EEPROM_Data);
- //4、鎖住FLASH
- HAL_FLASH_Lock();
- }
- //FLASH讀取數據測試
- uint32_t readFlash(uint32_t EEPROM_ADD)
- {
- uint32_t temp = *(__IO uint32_t*)(EEPROM_ADD);
- return temp;
- }
- void memory()
- {
- if(memory_flag==1)
- {
- memory_flag=0;
- Write_flsh_byte(0x0800F000,YW_H);
- Write_flsh_byte(0x0800E000,DS18B20_Temp_H);
- }
- }
- void read_memory()
- {
- YW_H=readFlash(0x0800F000);
- DS18B20_Temp_H=readFlash(0x0800E000);
- if(YW_H>100) YW_H=20;
- if(DS18B20_Temp_H>100) YW_H=30;
-
-
-
- }
- void Key_Dispose() //按鍵處理函數
- {
- if(!Key1)
- {
- if(Key1_flag)
- {
- Key1_flag=0;
- State=(State+1)%3;
- }
- }
- else Key1_flag=1;
-
- if(!Key2)
- {
- if(Key2_flag||sec1==0)
- {
- Key2_flag=0;
- switch(State)
- {
- case 1: if(DS18B20_Temp_H<100) DS18B20_Temp_H++; break;
- case 2: if(YW_H<100) YW_H++; break;
- }
- }
- }
- else
- {
- if(Key2_flag==0)
- {
- Key2_flag=1;
- memory_flag=1;
- }
- sec1=2;
- }
- if(!Key3)
- {
- if(Key3_flag||sec2==0)
- {
- Key3_flag=0;
- switch(State)
- {
- case 1: if(DS18B20_Temp_H>0) DS18B20_Temp_H-- ; break;
- case 2: if(YW_H>0) YW_H--; break;
- }
- }
- }
- else
- {
- if(Key3_flag==0)
- {
- Key3_flag=1;
- memory_flag=1;
- }
- sec2=2;
- }
- }
-
- void Display()
- {
-
- if(State==0)
- {
-
- LCD1602_write(0,0x80);
- LCD1602_writebyte((unsigned char *)" Temp:");
- LCD1602_write(1,0x30+DS18B20_Temp/100%10);
- LCD1602_write(1,0x30+DS18B20_Temp/10%10);
- LCD1602_writebyte((unsigned char *)".");
- LCD1602_write(1,0x30+DS18B20_Temp%10);
- LCD1602_write(1,0xdf);
- LCD1602_writebyte((unsigned char *)"C ");
- LCD1602_write(0,0xC0);
- LCD1602_writebyte((unsigned char *)"Smoke:");
- LCD1602_write(1,0x30+YW/100%10);
- LCD1602_write(1,0x30+YW/10%10);
- LCD1602_write(1,0x30+YW%10);
- LCD1602_writebyte((unsigned char *)"% ");
-
-
- }
- else
- {
-
- LCD1602_write(0,0x80);
- LCD1602_writebyte((unsigned char *)" Temp_H:");
- if(State==1&&s0==0) LCD1602_writebyte((unsigned char *)" ");
- else
- {
- if(DS18B20_Temp_H>99) LCD1602_write(1,0x30+DS18B20_Temp_H/100%10);
- else LCD1602_writebyte((unsigned char *)" ");
- LCD1602_write(1,0x30+DS18B20_Temp_H/10%10);
- LCD1602_write(1,0x30+DS18B20_Temp_H%10);
- }
- LCD1602_write(1,0xdf);
- LCD1602_writebyte((unsigned char *)"C ");
-
-
- LCD1602_write(0,0xC0);
- LCD1602_writebyte((unsigned char *)"Smoke_H:");
- if(State==2&&s0==0) LCD1602_writebyte((unsigned char *)" ");
- else
- {
- if(YW_H>99) LCD1602_write(1,0x30+YW_H/100%10);
- else LCD1602_writebyte((unsigned char *)" ");
- LCD1602_write(1,0x30+YW_H/10%10);
- LCD1602_write(1,0x30+YW_H%10);
- }
- LCD1602_writebyte((unsigned char *)"% ");
- }
- }
- void Get_ADC()
- {
- if(Read_ADC==1)
- {
- Read_ADC=0;
- HAL_ADC_Start(&hadc1); //啟動Ad檢測, MQ-2,能將檢測到的煙霧量化成 0-5V電壓數據輸出,這里最終轉化成百分比輸出
- HAL_ADC_PollForConversion(&hadc1,0xffff); //等待檢測結束
- // YW=(HAL_ADC_GetValue(&hadc1))/124; //--->這一句是測試,看從AD值到電壓數據對不對,結果是正確的,結果是精確到小數點后一位的電壓數據
- // 就目前電路來說,節點電壓理論最高 2.5V,所以最大AD值應該是 3102.272727272728,所以將 AD值 0 到 3102.272727272728 量化為 0-100 計算得到系數為------> 31.02272727272728
- YW=(HAL_ADC_GetValue(&hadc1))/31.02272727272728; //AD值除以系數,量化成 0 - 100數據
- if(YW>=100) YW=100; //不可能會出現大于100,除非節點電壓大于2.5 ,但是還是過濾一下
- HAL_ADC_Stop(&hadc1); //結束AD檢測
- }
- }
- void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
- {
- if(htim==&htim3)
- {
- Time3_ms++;
- if(Time3_ms % 50 == 0)
- {
- Key_Dispose();
- }
- if(Time3_ms %200 == 0)
- {
- s0=s0^0x01; //取反
- if(beep1==1)
- {
- GPIOB->ODR ^= GPIO_PIN_0;
- }
- else Beep_0;
- }
- if(Time3_ms%1000==0)
- {
-
- if(sec1!=0) sec1--;
- if(sec2!=0) sec2--;
- Read_ADC=1;
-
- }
- if(Time3_ms>2000)
- {
- Time3_ms=0;
- Read_DS18B20=1;
- }
-
- }
- }
- void Police()
- {
- if((DS18B20_Temp>=DS18B20_Temp_H*10)||(YW>=YW_H)) beep1=1;
- else beep1=0;
- if(DS18B20_Temp>DS18B20_Temp_H*10)LED0_0;
- else LED0_1;
- if(YW>=YW_H)LED1_0;
- else LED1_1;
-
- if((DS18B20_Temp>=DS18B20_Temp_H*10)&&(YW>=YW_H)) SB_1;
- else SB_0;
- }
- /* USER CODE END 0 */
- /**
- * @brief The application entry point.
- *
- * @retval None
- */
- int main(void)
- {
- /* USER CODE BEGIN 1 */
- int Temp_Error=0;
-
-
- /* 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_ADC1_Init();
- MX_TIM3_Init();
- /* USER CODE BEGIN 2 */
- HAL_TIM_Base_Start_IT(&htim3);
- LCD1602_cls();
- read_memory();
- Get_ADC();
- do
- {
- DS18B20_Temp=DS18B20_Get_Temp();
- }while(DS18B20_Temp==850);
-
-
- /* USER CODE END 2 */
- /* Infinite loop */
- /* USER CODE BEGIN WHILE */
- while (1)
- {
- /* USER CODE END WHILE */
- /* USER CODE BEGIN 3 */
-
- Display();
- memory();
- Get_ADC();
- Police();
-
- if(Read_DS18B20==1)
- {
- Read_DS18B20=0;
- Temp_Error= DS18B20_Get_Temp();
- if(Temp_Error!=850)
- {
- DS18B20_Temp=Temp_Error;
- }
- }
-
-
- // if(Read_DS18B20==1)
- // {
- // Read_DS18B20=0;
- // if(DS18B20_Temp_flag==1)
- // {
- // DS18B20_Temp_flag=0;
- // DS18B20_Temp_flsh =DS18B20_Get_Temp();
- // }
- // else
- // {
- // DS18B20_Temp_flag=1;
- // if(DS18B20_Temp_flsh>=DS18B20_Get_Temp())
- // {
- // if(DS18B20_Temp_flsh-DS18B20_Get_Temp()<100) DS18B20_Temp=DS18B20_Get_Temp();
- //
- // }
- // else
- // {
- // if(DS18B20_Get_Temp()-DS18B20_Temp_flsh<100) DS18B20_Temp=DS18B20_Get_Temp();
- // }
- // }
- //
- // }
-
- }
- /* USER CODE END 3 */
- }
- /**
- * @brief System Clock Configuration
- * @retval None
- */
- void SystemClock_Config(void)
- {
- RCC_OscInitTypeDef RCC_OscInitStruct;
- RCC_ClkInitTypeDef RCC_ClkInitStruct;
- RCC_PeriphCLKInitTypeDef PeriphClkInit;
- /**Initializes the CPU, AHB and APB busses clocks
- */
- RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
- RCC_OscInitStruct.HSIState = RCC_HSI_ON;
- RCC_OscInitStruct.HSICalibrationValue = 16;
- RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
- RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI_DIV2;
- RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL16;
- if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
- {
- _Error_Handler(__FILE__, __LINE__);
- }
- /**Initializes the CPU, AHB and APB busses 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_DIV2;
- RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
- if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
- {
- _Error_Handler(__FILE__, __LINE__);
- }
- PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC;
- PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV6;
- if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
- {
- _Error_Handler(__FILE__, __LINE__);
- }
- /**Configure the Systick interrupt time
- */
- HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
- /**Configure the Systick
- */
- HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
- /* SysTick_IRQn interrupt configuration */
- HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
- }
- /* ADC1 init function */
- static void MX_ADC1_Init(void)
- {
- ADC_ChannelConfTypeDef sConfig;
- /**Common config
- */
- hadc1.Instance = ADC1;
- hadc1.Init.ScanConvMode = ADC_SCAN_DISABLE;
- hadc1.Init.ContinuousConvMode = DISABLE;
- hadc1.Init.DiscontinuousConvMode = DISABLE;
- hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
- hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
- hadc1.Init.NbrOfConversion = 1;
- if (HAL_ADC_Init(&hadc1) != HAL_OK)
- {
- _Error_Handler(__FILE__, __LINE__);
- }
- /**Configure Regular Channel
- */
- sConfig.Channel = ADC_CHANNEL_9;
- sConfig.Rank = ADC_REGULAR_RANK_1;
- sConfig.SamplingTime = ADC_SAMPLETIME_1CYCLE_5;
- if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
- {
- _Error_Handler(__FILE__, __LINE__);
- }
- }
- /* TIM3 init function */
- static void MX_TIM3_Init(void)
- {
- TIM_ClockConfigTypeDef sClockSourceConfig;
- TIM_MasterConfigTypeDef sMasterConfig;
- htim3.Instance = TIM3;
- htim3.Init.Prescaler = 63;
- htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
- htim3.Init.Period = 1000;
- htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
- htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
- if (HAL_TIM_Base_Init(&htim3) != HAL_OK)
- {
- _Error_Handler(__FILE__, __LINE__);
- }
- sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
- if (HAL_TIM_ConfigClockSource(&htim3, &sClockSourceConfig) != HAL_OK)
- {
- _Error_Handler(__FILE__, __LINE__);
- }
- sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
- sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
- if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
- {
- _Error_Handler(__FILE__, __LINE__);
- }
- }
- /** Configure pins as
- * Analog
- * Input
- * Output
- * EVENT_OUT
- * EXTI
- */
- static void MX_GPIO_Init(void)
- {
- GPIO_InitTypeDef GPIO_InitStruct;
- /* GPIO Ports Clock Enable */
- __HAL_RCC_GPIOB_CLK_ENABLE();
- __HAL_RCC_GPIOA_CLK_ENABLE();
- /*Configure GPIO pin Output Level */
- HAL_GPIO_WritePin(GPIOB, GPIO_PIN_0|GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12, GPIO_PIN_RESET);
- /*Configure GPIO pins : PB0 PB10 PB11 PB12 */
- GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12;
- GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
- GPIO_InitStruct.Pull = GPIO_PULLUP;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
- HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
- /*Configure GPIO pins : PB13 PB14 PB15 */
- GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15;
- GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
- GPIO_InitStruct.Pull = GPIO_PULLUP;
- HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
- }
- /* USER CODE BEGIN 4 */
- /* USER CODE END 4 */
- /**
- * @brief This function is executed in case of error occurrence.
- * @param file: The file name as string.
- * @param line: The line in file as a number.
- * @retval None
- */
- void _Error_Handler(char *file, int line)
- {
- /* USER CODE BEGIN Error_Handler_Debug */
- /* User can add his own implementation to report the HAL error return state */
- 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,
- tex: 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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(2.91 MB, 下載次數: 22)
2022-6-16 01:16 上傳
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STM32的煙霧報警系統程序 下載積分: 黑幣 -5
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