上傳檔案到 'app/main/CTO20220622/Src'

app/main/CTO20220622/Src/adc.c

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+/**
+  ******************************************************************************
+  * File Name          : ADC.c
+  * Description        : This file provides code for the configuration
+  *                      of the ADC instances.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2022 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the "License"; You may not use this file except in compliance with the
+  * License. You may obtain a copy of the License at:
+  *                        opensource.org/licenses/BSD-3-Clause
+  *
+  ******************************************************************************
+  */
+
+/* Includes ------------------------------------------------------------------*/
+#include "adc.h"
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+ADC_HandleTypeDef hadc1;
+
+/* ADC1 init function */
+void MX_ADC1_Init(void)
+{
+  ADC_ChannelConfTypeDef sConfig = {0};
+
+  /** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion) 
+  */
+  hadc1.Instance = ADC1;
+  hadc1.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV2;
+  hadc1.Init.Resolution = ADC_RESOLUTION_12B;
+  hadc1.Init.ScanConvMode = DISABLE;
+  hadc1.Init.ContinuousConvMode = DISABLE;
+  hadc1.Init.DiscontinuousConvMode = DISABLE;
+  hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
+  hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
+  hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
+  hadc1.Init.NbrOfConversion = 1;
+  hadc1.Init.DMAContinuousRequests = DISABLE;
+  hadc1.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
+  if (HAL_ADC_Init(&hadc1) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. 
+  */
+  sConfig.Channel = ADC_CHANNEL_4;
+  sConfig.Rank = 1;
+  sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES;
+  if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+}
+
+void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  if(adcHandle->Instance==ADC1)
+  {
+  /* USER CODE BEGIN ADC1_MspInit 0 */
+
+  /* USER CODE END ADC1_MspInit 0 */
+    /* ADC1 clock enable */
+    __HAL_RCC_ADC1_CLK_ENABLE();
+  
+    __HAL_RCC_GPIOA_CLK_ENABLE();
+    /**ADC1 GPIO Configuration    
+    PA4     ------> ADC1_IN4 
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_4;
+    GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+  /* USER CODE BEGIN ADC1_MspInit 1 */
+
+  /* USER CODE END ADC1_MspInit 1 */
+  }
+}
+
+void HAL_ADC_MspDeInit(ADC_HandleTypeDef* adcHandle)
+{
+
+  if(adcHandle->Instance==ADC1)
+  {
+  /* USER CODE BEGIN ADC1_MspDeInit 0 */
+
+  /* USER CODE END ADC1_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_ADC1_CLK_DISABLE();
+  
+    /**ADC1 GPIO Configuration    
+    PA4     ------> ADC1_IN4 
+    */
+    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_4);
+
+  /* USER CODE BEGIN ADC1_MspDeInit 1 */
+
+  /* USER CODE END ADC1_MspDeInit 1 */
+  }
+} 
+
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

app/main/CTO20220622/Src/gpio.c

@@ -0,0 +1,62 @@
+/**
+  ******************************************************************************
+  * File Name          : gpio.c
+  * Description        : This file provides code for the configuration
+  *                      of all used GPIO pins.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2022 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the "License"; You may not use this file except in compliance with the
+  * License. You may obtain a copy of the License at:
+  *                        opensource.org/licenses/BSD-3-Clause
+  *
+  ******************************************************************************
+  */
+
+/* Includes ------------------------------------------------------------------*/
+#include "gpio.h"
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+/*----------------------------------------------------------------------------*/
+/* Configure GPIO                                                             */
+/*----------------------------------------------------------------------------*/
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */
+
+/** Configure pins
+*/
+void MX_GPIO_Init(void)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+
+  /* GPIO Ports Clock Enable */
+  __HAL_RCC_GPIOA_CLK_ENABLE();
+  __HAL_RCC_GPIOD_CLK_ENABLE();
+  __HAL_RCC_GPIOC_CLK_ENABLE();
+  __HAL_RCC_GPIOB_CLK_ENABLE();
+
+  /*Configure GPIO pin Output Level */
+  HAL_GPIO_WritePin(GPIOD, GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15, GPIO_PIN_RESET);
+
+  /*Configure GPIO pins : PD12 PD13 PD14 PD15 */
+  GPIO_InitStruct.Pin = GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15;
+  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+  HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
+
+}
+
+/* USER CODE BEGIN 2 */
+
+/* USER CODE END 2 */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

app/main/CTO20220622/Src/main.c

@@ -0,0 +1,386 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file           : main.c
+  * @brief          : Main program body
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the License; You may not use this file except in compliance with the
+  * License. You may obtain a copy of the License at:
+  *                        www.st.com/SLA0044
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+
+/* Includes ------------------------------------------------------------------*/
+#include"main.h"
+#include "adc.h"
+#include "usart.h"
+#include "i2c.h"
+#include "tim.h"
+#include "stm32f4xx_hal.h"
+#include "gpio.h"
+
+/* Private variables ---------------------------------------------------------*/
+
+/* Private variables ---------------------------------------------------------*/
+#define VECT_TAB_OFFSET  0x10000
+int tankstatus = 0;
+uint8_t zigbeecmd1[5]={0xFE,0x00,0x01,0x00,0x01};
+uint8_t zigbeecmd2[5]={0xFE,0x00,0x02,0x00,0x02};
+uint8_t zigbeestatu[20];
+uint8_t zigbeestatu1[5];
+uint8_t zigbeecon[7]="connect";
+uint8_t zigbeenotcon[11]="not connect";
+uint8_t zigbeechang[14]="change is down";
+uint16_t M4_AD_Value = 0;
+float M4_voltage_V =0;
+float M4_pH_mid = 1.500;
+float M4_pH_low = 2.030;
+float M4_pH_high =0.975;
+float M4_PH=0;
+uint8_t soil[8] ={0x01,0x03,0x00,0x00,0x00,0x03,0x05,0xCB};
+uint8_t data[11] ={0,0,0,0,0,0,0,0,0,0,0};
+float M8_Soil =0;
+int rh=0;
+int temp=0;
+int ec=0;
+uint8_t cmd[7]={0xFF,0x00,0x00,0x00,0x00,0x00,0x0D};
+HAL_StatusTypeDef Status;
+#define ADDR_AT24C04_WRITE_FIRST_16_PAGES 0xEC
+#define ADDR_AT24C04_WRITE_FIRST_16_PAGES 0xEC
+#define ADDR_AT24C04_READ 0xED
+#define AT24C04_TIMEOUT 0xED
+#define AT24C04_PAGE_SIZE 16
+#define BUFFER_SIZE 1
+uint16_t dig_T1;
+uint16_t dig_T2;
+uint16_t dig_T3;
+uint16_t dig_P1;
+uint16_t dig_P2;
+uint16_t dig_P3;
+uint16_t dig_P4;
+uint16_t dig_P5;
+uint16_t dig_P6;
+uint16_t dig_P7;
+uint16_t dig_P8;
+uint16_t dig_P9;
+uint32_t adc_P=0;
+uint32_t adc_T=0;
+uint8_t WriteBuffer[BUFFER_SIZE]={0xb6};
+uint8_t WriteBuffer1[BUFFER_SIZE]={0xff};
+uint8_t WriteBuffer2[BUFFER_SIZE]={0x00};
+uint8_t ReadBuffer[BUFFER_SIZE];
+int RH;
+float M15_BMP280 =0;
+/* USER CODE BEGIN PV */
+typedef  void (*pFunction)(void);
+/* USER CODE END PV */
+/* Private function prototypes -----------------------------------------------*/
+void SystemClock_Config(void);
+void MX_ADC1_Init1(char pin);
+void sensor(void);
+void user_pwm_setvalue(uint16_t value);
+void user_pwm_setvalue2(uint16_t value);
+HAL_StatusTypeDef AT24C04_Write(I2C_HandleTypeDef *hi2c,uint16_t MemAddress,uint8_t *pData);
+HAL_StatusTypeDef AT24C04_Read(I2C_HandleTypeDef *hi2c,uint16_t MemAddress,uint8_t *pData);
+long bmp280_T_MultipleReadThree(void);
+long bmp280_P_MultipleReadThree(void);
+short bmp280_MultipleReadTwo(uint16_t addr);
+/* 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)
+{
+  SCB->VTOR = FLASH_BASE | VECT_TAB_OFFSET;
+  HAL_Init();
+  SystemClock_Config();
+  MX_GPIO_Init();
+  MX_USART2_UART_Init();
+  MX_UART4_Init();
+  MX_USART1_UART_Init();
+  HAL_UART_Transmit(&huart2, (uint8_t *)zigbeecmd2, sizeof(zigbeecmd2), 10);
+  HAL_UART_Receive(&huart2, (uint8_t *)zigbeestatu,sizeof(zigbeestatu),2000);
+  HAL_UART_Transmit(&huart4, (uint8_t *)zigbeestatu, sizeof(zigbeestatu),10);
+  HAL_UART_Transmit(&huart2, (uint8_t *)zigbeecmd1, sizeof(zigbeecmd1), 10);
+  HAL_UART_Receive(&huart2, (uint8_t *)zigbeestatu,sizeof(zigbeestatu),2000);
+  HAL_UART_Transmit(&huart4, (uint8_t *)zigbeestatu, sizeof(zigbeestatu),10);
+  if (zigbeestatu[18]== 0x01)
+  {
+     HAL_UART_Transmit(&huart4, (uint8_t *)zigbeecon, sizeof(zigbeecon),10);
+  }
+  else if(zigbeestatu[18]== 0x05 || zigbeestatu[18]== 0x00)
+  {
+     HAL_UART_Transmit(&huart4, (uint8_t *)zigbeenotcon, sizeof(zigbeenotcon),10);
+  }
+  MX_TIM2_Init();
+  AT24C04_Write(&hi2c1,0xe0,WriteBuffer);
+  AT24C04_Write(&hi2c1,0xf4,WriteBuffer1);
+  AT24C04_Write(&hi2c1,0xf5,WriteBuffer2);
+  dig_T1 = bmp280_MultipleReadTwo(0x88);
+  dig_T2 = bmp280_MultipleReadTwo(0x8A);
+  dig_T3 = bmp280_MultipleReadTwo(0x8C);
+  dig_P1 = bmp280_MultipleReadTwo(0x8E);
+  dig_P2 = bmp280_MultipleReadTwo(0x90);
+  dig_P3 = bmp280_MultipleReadTwo(0x92);
+  dig_P4 = bmp280_MultipleReadTwo(0x94);
+  dig_P5 = bmp280_MultipleReadTwo(0x96);
+  dig_P6 = bmp280_MultipleReadTwo(0x98);
+  dig_P7 = bmp280_MultipleReadTwo(0x9A);
+  dig_P8 = bmp280_MultipleReadTwo(0x9C);
+  dig_P9 = bmp280_MultipleReadTwo(0x9E);
+  while (1)
+  {
+    sensor();
+    if(M4_PH<14 && M4_PH > 0 && M8_Soil > 0 && M15_BMP280 > 0)
+    {
+         HAL_GPIO_WritePin(GPIOA,GPIO_PIN_13, GPIO_PIN_RESET);
+
+         HAL_Delay(10000);
+
+         HAL_GPIO_WritePin(GPIOA,GPIO_PIN_13, GPIO_PIN_SET);
+
+         user_pwm_setvalue2(0);
+         user_pwm_setvalue(10);
+
+     
+    }
+  }
+}
+void SystemClock_Config(void)
+{
+  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
+  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
+  __HAL_RCC_PWR_CLK_ENABLE();
+  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
+  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
+  RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
+  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
+  RCC_OscInitStruct.PLL.PLLM = 8;
+  RCC_OscInitStruct.PLL.PLLN = 72;
+  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
+  RCC_OscInitStruct.PLL.PLLQ = 3;
+  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  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();
+  }
+}
+void user_pwm_setvalue(uint16_t value)
+{
+    TIM_OC_InitTypeDef sConfigOC;
+    sConfigOC.OCMode = TIM_OCMODE_PWM1;
+    sConfigOC.Pulse = value;
+    sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
+    sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
+    HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_1);
+    HAL_TIM_PWM_Start(&htim2, TIM_CHANNEL_1);
+}
+void user_pwm_setvalue2(uint16_t value)
+{
+    TIM_OC_InitTypeDef sConfigOC;
+    sConfigOC.OCMode = TIM_OCMODE_PWM1;
+    sConfigOC.Pulse = value;
+    sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
+    sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
+    HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_2);
+    HAL_TIM_PWM_Start(&htim2, TIM_CHANNEL_2);
+}
+void sensor(void)
+{
+    adc_T=bmp280_T_MultipleReadThree();
+    adc_P=bmp280_P_MultipleReadThree();
+    double var1, var2,t_fine;
+    var1 = (((double) adc_T) / 16384.0 - ((double) dig_T1) / 1024.0)* ((double) dig_T2);
+    var2 = ((((double) adc_T) / 131072.0 - ((double) dig_T1) / 8192.0)* (((double) adc_T) / 131072.0 - ((double) dig_T1) / 8192.0))* ((double) dig_T3);
+    t_fine = (int32_t) (var1 + var2);
+    double temperature = (var1 + var2) / 5120.0;
+    double pressure;
+    var1 = (t_fine / 2.0) - 64000.0;
+    var2 = var1 * var1 * ((double) dig_P6) / 32768.0;
+    var2 = var2 + var1 * ((double) dig_P5) * 2.0;
+    var2 = (var2 / 4.0) + (((double) dig_P4) * 65536.0);
+    var1 = (((double) dig_P3) * var1 * var1 / 524288.0+ ((double) dig_P2) * var1) / 524288.0;
+    var1 = (1.0 + var1 / 32768.0) * ((double) dig_P1);
+      if (var1 == 0.0)
+      {
+         var1 = 0;
+      }
+    pressure = 1048576.0 - (double) adc_P;
+    pressure = (pressure - (var2 / 4096.0)) * 6250.0 / var1;
+    var1 = ((double) dig_P9) * pressure * pressure / 2147483648.0;    var2 = pressure * ((double) dig_P8) / 32768.0;
+    pressure = pressure + (var1 + var2 + ((double) dig_P7)) / 16.0;
+    cmd[1]=pressure/10000; 
+    int pa =pressure;
+    cmd[2]=(pa%10000)/100;
+    cmd[3]=(pa%10000)%100;
+    HAL_UART_Transmit(&huart4, (uint8_t *)cmd, sizeof(cmd),1);
+    MX_ADC1_Init1(ADC_CHANNEL_0);
+    HAL_ADC_Start(&hadc1);
+    HAL_ADC_PollForConversion(&hadc1, 50);
+    if(HAL_IS_BIT_SET(HAL_ADC_GetState(&hadc1), HAL_ADC_STATE_REG_EOC))
+      {
+          M4_AD_Value = HAL_ADC_GetValue(&hadc1);
+          M4_voltage_V = M4_AD_Value*3.3f/4096;
+          if (M4_voltage_V > M4_pH_mid)
+           {
+               M4_PH = 7.0 - 3.0 / (M4_pH_low - M4_pH_mid) * (M4_voltage_V - M4_pH_mid);
+           }
+          else
+           {
+               M4_PH = 7.0 - 3.0 / (M4_pH_mid - M4_pH_high) * (M4_voltage_V - M4_pH_mid);
+           }
+      }
+    HAL_UART_Transmit(&huart4,(unsigned char*)&M4_PH,4,10);
+    HAL_UART_Transmit(&huart2, (uint8_t *)soil,sizeof(soil),50);
+    HAL_UART_Receive_IT(&huart2, (uint8_t *)data,sizeof(data));
+    adc_T=bmp280_T_MultipleReadThree();
+    adc_P=bmp280_P_MultipleReadThree();
+    double var1, var2,t_fine;
+    var1 = (((double) adc_T) / 16384.0 - ((double) dig_T1) / 1024.0)* ((double) dig_T2);
+    var2 = ((((double) adc_T) / 131072.0 - ((double) dig_T1) / 8192.0)* (((double) adc_T) / 131072.0 - ((double) dig_T1) / 8192.0))* ((double) dig_T3);
+    t_fine = (int32_t) (var1 + var2);
+    double temperature = (var1 + var2) / 5120.0;
+    double pressure;
+    var1 = (t_fine / 2.0) - 64000.0;
+    var2 = var1 * var1 * ((double) dig_P6) / 32768.0;
+    var2 = var2 + var1 * ((double) dig_P5) * 2.0;
+    var2 = (var2 / 4.0) + (((double) dig_P4) * 65536.0);
+    var1 = (((double) dig_P3) * var1 * var1 / 524288.0+ ((double) dig_P2) * var1) / 524288.0;
+    var1 = (1.0 + var1 / 32768.0) * ((double) dig_P1);
+      if (var1 == 0.0)
+      {
+         var1 = 0;
+      }
+    pressure = 1048576.0 - (double) adc_P;
+    pressure = (pressure - (var2 / 4096.0)) * 6250.0 / var1;
+    var1 = ((double) dig_P9) * pressure * pressure / 2147483648.0;    var2 = pressure * ((double) dig_P8) / 32768.0;
+    pressure = pressure + (var1 + var2 + ((double) dig_P7)) / 16.0;
+    cmd[1]=pressure/10000; 
+    int pa =pressure;
+    cmd[2]=(pa%10000)/100;
+    cmd[3]=(pa%10000)%100;
+    HAL_UART_Transmit(&huart4, (uint8_t *)cmd, sizeof(cmd),1);
+    HAL_Delay(10000);
+}
+void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
+{
+   if (huart->Instance == USART2)
+   {
+     if (data[0]==0x01 && data[1]==0x03)
+     {
+       rh = (data[3] << 8) + data[4];
+       temp = (data[5] << 8) + data[6];
+       ec = (data[7] << 8) + data[8];
+     }
+   }
+}
+HAL_StatusTypeDef AT24C04_Write(I2C_HandleTypeDef *hi2c,uint16_t MemAddress,uint8_t *pData)
+{
+       Status = HAL_I2C_Mem_Write(&hi2c1, ADDR_AT24C04_WRITE_FIRST_16_PAGES, MemAddress, I2C_MEMADD_SIZE_8BIT, pData, AT24C04_PAGE_SIZE, AT24C04_TIMEOUT);
+       return Status;
+}
+HAL_StatusTypeDef AT24C04_Read(I2C_HandleTypeDef *hi2c,uint16_t MemAddress,uint8_t *pData)
+{
+   Status = HAL_I2C_Mem_Read(&hi2c1, ADDR_AT24C04_READ, MemAddress, I2C_MEMADD_SIZE_8BIT, pData, BUFFER_SIZE, AT24C04_TIMEOUT);
+   return Status;
+}
+  long bmp280_T_MultipleReadThree()
+{
+     uint8_t msb, lsb, xlsb;
+     int32_t temp = 0;
+     AT24C04_Read(&hi2c1,0xfa,ReadBuffer);
+     msb=ReadBuffer[0];
+     AT24C04_Read(&hi2c1,0xfb,ReadBuffer);
+     lsb=ReadBuffer[0];
+     AT24C04_Read(&hi2c1,0xfc,ReadBuffer);
+     xlsb=ReadBuffer[0];
+     temp = ((msb << 12)|(lsb << 4)|(xlsb >> 4));
+     return temp;
+}
+long bmp280_P_MultipleReadThree()
+{
+   uint8_t msb, lsb, xlsb;
+   int32_t pressure = 0;
+   AT24C04_Read(&hi2c1,0xf7,ReadBuffer);
+   msb=ReadBuffer[0];
+   AT24C04_Read(&hi2c1,0xf8,ReadBuffer);
+   lsb=ReadBuffer[0];
+   AT24C04_Read(&hi2c1,0xf9,ReadBuffer);
+   xlsb=ReadBuffer[0];
+   pressure = ((msb << 12)|(lsb << 4)|(xlsb >> 4));
+   return pressure;
+}
+  short bmp280_MultipleReadTwo(uint16_t addr )
+{
+   uint8_t msb, lsb;
+   uint16_t temp = 0;
+   AT24C04_Read(&hi2c1,addr,ReadBuffer);
+   lsb = ReadBuffer[0];
+   AT24C04_Read(&hi2c1,addr+1,ReadBuffer);
+   msb = ReadBuffer[0];
+   temp = msb << 8|lsb;
+   return temp;
+}
+void MX_ADC1_Init1(char pin)
+{
+  ADC_ChannelConfTypeDef sConfig = {0};
+  hadc1.Instance = ADC1;
+  hadc1.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV2;
+  hadc1.Init.Resolution = ADC_RESOLUTION_12B;
+  hadc1.Init.ScanConvMode = DISABLE;
+  hadc1.Init.ContinuousConvMode = DISABLE;
+  hadc1.Init.DiscontinuousConvMode = DISABLE;
+  hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
+  hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
+  hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
+  hadc1.Init.NbrOfConversion = 1;
+  hadc1.Init.DMAContinuousRequests = DISABLE;
+  hadc1.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
+    if (HAL_ADC_Init(&hadc1) != HAL_OK)
+    {
+      Error_Handler();
+    }
+  sConfig.Channel = pin;
+  sConfig.Rank = 1;
+  sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES;
+  if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
+  {
+    Error_Handler();
+  }
+}
+void MX_GPIO_Input1(unsigned long pin)
+{
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  __HAL_RCC_GPIOE_CLK_ENABLE();
+  GPIO_InitStruct.Pin = pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
+  GPIO_InitStruct.Pull = GPIO_PULLDOWN;
+  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+}
+void Error_Handler(void)
+{
+}

app/main/CTO20220622/Src/stm32f4xx_hal_msp.c

@@ -0,0 +1,84 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * File Name          : stm32f4xx_hal_msp.c
+  * Description        : This file provides code for the MSP Initialization 
+  *                      and de-Initialization codes.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under Ultimate Liberty license
+  * SLA0044, the "License"; You may not use this file except in compliance with
+  * the License. You may obtain a copy of the License at:
+  *                             www.st.com/SLA0044
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+
+/* Includes ------------------------------------------------------------------*/
+#include "main.h"
+/* USER CODE BEGIN Includes */
+
+/* USER CODE END Includes */
+
+/* Private typedef -----------------------------------------------------------*/
+/* USER CODE BEGIN TD */
+
+/* USER CODE END TD */
+
+/* Private define ------------------------------------------------------------*/
+/* USER CODE BEGIN Define */
+ 
+/* USER CODE END Define */
+
+/* Private macro -------------------------------------------------------------*/
+/* USER CODE BEGIN Macro */
+
+/* USER CODE END Macro */
+
+/* Private variables ---------------------------------------------------------*/
+/* USER CODE BEGIN PV */
+
+/* USER CODE END PV */
+
+/* Private function prototypes -----------------------------------------------*/
+/* USER CODE BEGIN PFP */
+
+/* USER CODE END PFP */
+
+/* External functions --------------------------------------------------------*/
+/* USER CODE BEGIN ExternalFunctions */
+
+/* USER CODE END ExternalFunctions */
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+/**
+  * Initializes the Global MSP.
+  */
+void HAL_MspInit(void)
+{
+  /* USER CODE BEGIN MspInit 0 */
+
+  /* USER CODE END MspInit 0 */
+
+  __HAL_RCC_SYSCFG_CLK_ENABLE();
+  __HAL_RCC_PWR_CLK_ENABLE();
+
+  /* System interrupt init*/
+
+  /* USER CODE BEGIN MspInit 1 */
+
+  /* USER CODE END MspInit 1 */
+}
+
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

app/main/CTO20220622/Src/stm32f4xx_it.c

@@ -0,0 +1,247 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file    stm32f4xx_it.c
+  * @brief   Interrupt Service Routines.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under Ultimate Liberty license
+  * SLA0044, the "License"; You may not use this file except in compliance with
+  * the License. You may obtain a copy of the License at:
+  *                             www.st.com/SLA0044
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+
+/* Includes ------------------------------------------------------------------*/
+#include "main.h"
+#include "stm32f4xx_it.h"
+/* Private includes ----------------------------------------------------------*/
+/* USER CODE BEGIN Includes */
+/* USER CODE END Includes */
+
+/* Private typedef -----------------------------------------------------------*/
+/* USER CODE BEGIN TD */
+
+/* USER CODE END TD */
+
+/* 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 -----------------------------------------------*/
+/* USER CODE BEGIN PFP */
+
+/* USER CODE END PFP */
+
+/* Private user code ---------------------------------------------------------*/
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+/* External variables --------------------------------------------------------*/
+extern UART_HandleTypeDef huart4;
+extern UART_HandleTypeDef huart1;
+extern UART_HandleTypeDef huart2;
+/* USER CODE BEGIN EV */
+
+/* USER CODE END EV */
+
+/******************************************************************************/
+/*           Cortex-M4 Processor Interruption and Exception Handlers          */ 
+/******************************************************************************/
+/**
+  * @brief This function handles Non maskable interrupt.
+  */
+void NMI_Handler(void)
+{
+  /* USER CODE BEGIN NonMaskableInt_IRQn 0 */
+
+  /* USER CODE END NonMaskableInt_IRQn 0 */
+  /* USER CODE BEGIN NonMaskableInt_IRQn 1 */
+
+  /* USER CODE END NonMaskableInt_IRQn 1 */
+}
+
+/**
+  * @brief This function handles Hard fault interrupt.
+  */
+void HardFault_Handler(void)
+{
+  /* USER CODE BEGIN HardFault_IRQn 0 */
+
+  /* USER CODE END HardFault_IRQn 0 */
+  while (1)
+  {
+    /* USER CODE BEGIN W1_HardFault_IRQn 0 */
+    /* USER CODE END W1_HardFault_IRQn 0 */
+  }
+}
+
+/**
+  * @brief This function handles Memory management fault.
+  */
+void MemManage_Handler(void)
+{
+  /* USER CODE BEGIN MemoryManagement_IRQn 0 */
+
+  /* USER CODE END MemoryManagement_IRQn 0 */
+  while (1)
+  {
+    /* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
+    /* USER CODE END W1_MemoryManagement_IRQn 0 */
+  }
+}
+
+/**
+  * @brief This function handles Pre-fetch fault, memory access fault.
+  */
+void BusFault_Handler(void)
+{
+  /* USER CODE BEGIN BusFault_IRQn 0 */
+
+  /* USER CODE END BusFault_IRQn 0 */
+  while (1)
+  {
+    /* USER CODE BEGIN W1_BusFault_IRQn 0 */
+    /* USER CODE END W1_BusFault_IRQn 0 */
+  }
+}
+
+/**
+  * @brief This function handles Undefined instruction or illegal state.
+  */
+void UsageFault_Handler(void)
+{
+  /* USER CODE BEGIN UsageFault_IRQn 0 */
+
+  /* USER CODE END UsageFault_IRQn 0 */
+  while (1)
+  {
+    /* USER CODE BEGIN W1_UsageFault_IRQn 0 */
+    /* USER CODE END W1_UsageFault_IRQn 0 */
+  }
+}
+
+/**
+  * @brief This function handles System service call via SWI instruction.
+  */
+void SVC_Handler(void)
+{
+  /* USER CODE BEGIN SVCall_IRQn 0 */
+
+  /* USER CODE END SVCall_IRQn 0 */
+  /* USER CODE BEGIN SVCall_IRQn 1 */
+
+  /* USER CODE END SVCall_IRQn 1 */
+}
+
+/**
+  * @brief This function handles Debug monitor.
+  */
+void DebugMon_Handler(void)
+{
+  /* USER CODE BEGIN DebugMonitor_IRQn 0 */
+
+  /* USER CODE END DebugMonitor_IRQn 0 */
+  /* USER CODE BEGIN DebugMonitor_IRQn 1 */
+
+  /* USER CODE END DebugMonitor_IRQn 1 */
+}
+
+/**
+  * @brief This function handles Pendable request for system service.
+  */
+void PendSV_Handler(void)
+{
+  /* USER CODE BEGIN PendSV_IRQn 0 */
+
+  /* USER CODE END PendSV_IRQn 0 */
+  /* USER CODE BEGIN PendSV_IRQn 1 */
+
+  /* USER CODE END PendSV_IRQn 1 */
+}
+
+/**
+  * @brief This function handles System tick timer.
+  */
+void SysTick_Handler(void)
+{
+  /* USER CODE BEGIN SysTick_IRQn 0 */
+
+  /* USER CODE END SysTick_IRQn 0 */
+  HAL_IncTick();
+  /* USER CODE BEGIN SysTick_IRQn 1 */
+
+  /* USER CODE END SysTick_IRQn 1 */
+}
+
+/******************************************************************************/
+/* STM32F4xx Peripheral Interrupt Handlers                                    */
+/* Add here the Interrupt Handlers for the used peripherals.                  */
+/* For the available peripheral interrupt handler names,                      */
+/* please refer to the startup file (startup_stm32f4xx.s).                    */
+/******************************************************************************/
+
+/**
+  * @brief This function handles USART1 global interrupt.
+  */
+void USART1_IRQHandler(void)
+{
+  /* USER CODE BEGIN USART1_IRQn 0 */
+
+  /* USER CODE END USART1_IRQn 0 */
+  HAL_UART_IRQHandler(&huart1);
+  /* USER CODE BEGIN USART1_IRQn 1 */
+
+  /* USER CODE END USART1_IRQn 1 */
+}
+
+/**
+  * @brief This function handles USART2 global interrupt.
+  */
+void USART2_IRQHandler(void)
+{
+  /* USER CODE BEGIN USART2_IRQn 0 */
+
+  /* USER CODE END USART2_IRQn 0 */
+  HAL_UART_IRQHandler(&huart2);
+  /* USER CODE BEGIN USART2_IRQn 1 */
+
+  /* USER CODE END USART2_IRQn 1 */
+}
+
+/**
+  * @brief This function handles UART4 global interrupt.
+  */
+void UART4_IRQHandler(void)
+{
+  /* USER CODE BEGIN UART4_IRQn 0 */
+
+  /* USER CODE END UART4_IRQn 0 */
+  HAL_UART_IRQHandler(&huart4);
+  /* USER CODE BEGIN UART4_IRQn 1 */
+
+  /* USER CODE END UART4_IRQn 1 */
+}
+
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

app/main/CTO20220622/Src/system_stm32f4xx.c

@@ -0,0 +1,761 @@
+/**
+  ******************************************************************************
+  * @file    system_stm32f4xx.c
+  * @author  MCD Application Team
+  * @brief   CMSIS Cortex-M4 Device Peripheral Access Layer System Source File.
+  *
+  *   This file provides two functions and one global variable to be called from 
+  *   user application:
+  *      - SystemInit(): This function is called at startup just after reset and 
+  *                      before branch to main program. This call is made inside
+  *                      the "startup_stm32f4xx.s" file.
+  *
+  *      - SystemCoreClock variable: Contains the core clock (HCLK), it can be used
+  *                                  by the user application to setup the SysTick 
+  *                                  timer or configure other parameters.
+  *                                     
+  *      - SystemCoreClockUpdate(): Updates the variable SystemCoreClock and must
+  *                                 be called whenever the core clock is changed
+  *                                 during program execution.
+  *
+  *
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; COPYRIGHT 2017 STMicroelectronics</center></h2>
+  *
+  * Redistribution and use in source and binary forms, with or without modification,
+  * are permitted provided that the following conditions are met:
+  *   1. Redistributions of source code must retain the above copyright notice,
+  *      this list of conditions and the following disclaimer.
+  *   2. Redistributions in binary form must reproduce the above copyright notice,
+  *      this list of conditions and the following disclaimer in the documentation
+  *      and/or other materials provided with the distribution.
+  *   3. Neither the name of STMicroelectronics nor the names of its contributors
+  *      may be used to endorse or promote products derived from this software
+  *      without specific prior written permission.
+  *
+  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+  *
+  ******************************************************************************
+  */
+
+/** @addtogroup CMSIS
+  * @{
+  */
+
+/** @addtogroup stm32f4xx_system
+  * @{
+  */  
+  
+/** @addtogroup STM32F4xx_System_Private_Includes
+  * @{
+  */
+
+
+#include "stm32f4xx.h"
+
+#if !defined  (HSE_VALUE) 
+  #define HSE_VALUE    ((uint32_t)25000000) /*!< Default value of the External oscillator in Hz */
+#endif /* HSE_VALUE */
+
+#if !defined  (HSI_VALUE)
+  #define HSI_VALUE    ((uint32_t)16000000) /*!< Value of the Internal oscillator in Hz*/
+#endif /* HSI_VALUE */
+
+/**
+  * @}
+  */
+
+/** @addtogroup STM32F4xx_System_Private_TypesDefinitions
+  * @{
+  */
+
+/**
+  * @}
+  */
+
+/** @addtogroup STM32F4xx_System_Private_Defines
+  * @{
+  */
+
+/************************* Miscellaneous Configuration ************************/
+/*!< Uncomment the following line if you need to use external SRAM or SDRAM as data memory  */
+#if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx)\
+ || defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
+ || defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) || defined(STM32F412Vx)
+/* #define DATA_IN_ExtSRAM */
+#endif /* STM32F40xxx || STM32F41xxx || STM32F42xxx || STM32F43xxx || STM32F469xx || STM32F479xx ||\
+          STM32F412Zx || STM32F412Vx */
+ 
+#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
+ || defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx)
+/* #define DATA_IN_ExtSDRAM */
+#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F446xx || STM32F469xx ||\
+          STM32F479xx */
+
+/*!< Uncomment the following line if you need to relocate your vector Table in
+     Internal SRAM. */
+/* #define VECT_TAB_SRAM */
+#define VECT_TAB_OFFSET  0x00 /*!< Vector Table base offset field. 
+                                   This value must be a multiple of 0x200. */
+/******************************************************************************/
+
+/**
+  * @}
+  */
+
+/** @addtogroup STM32F4xx_System_Private_Macros
+  * @{
+  */
+
+/**
+  * @}
+  */
+
+/** @addtogroup STM32F4xx_System_Private_Variables
+  * @{
+  */
+  /* This variable is updated in three ways:
+      1) by calling CMSIS function SystemCoreClockUpdate()
+      2) by calling HAL API function HAL_RCC_GetHCLKFreq()
+      3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency 
+         Note: If you use this function to configure the system clock; then there
+               is no need to call the 2 first functions listed above, since SystemCoreClock
+               variable is updated automatically.
+  */
+uint32_t SystemCoreClock = 16000000;
+const uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
+const uint8_t APBPrescTable[8]  = {0, 0, 0, 0, 1, 2, 3, 4};
+/**
+  * @}
+  */
+
+/** @addtogroup STM32F4xx_System_Private_FunctionPrototypes
+  * @{
+  */
+
+#if defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM)
+  static void SystemInit_ExtMemCtl(void); 
+#endif /* DATA_IN_ExtSRAM || DATA_IN_ExtSDRAM */
+
+/**
+  * @}
+  */
+
+/** @addtogroup STM32F4xx_System_Private_Functions
+  * @{
+  */
+
+/**
+  * @brief  Setup the microcontroller system
+  *         Initialize the FPU setting, vector table location and External memory 
+  *         configuration.
+  * @param  None
+  * @retval None
+  */
+void SystemInit(void)
+{
+  /* FPU settings ------------------------------------------------------------*/
+  #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
+    SCB->CPACR |= ((3UL << 10*2)|(3UL << 11*2));  /* set CP10 and CP11 Full Access */
+  #endif
+  /* Reset the RCC clock configuration to the default reset state ------------*/
+  /* Set HSION bit */
+  RCC->CR |= (uint32_t)0x00000001;
+
+  /* Reset CFGR register */
+  RCC->CFGR = 0x00000000;
+
+  /* Reset HSEON, CSSON and PLLON bits */
+  RCC->CR &= (uint32_t)0xFEF6FFFF;
+
+  /* Reset PLLCFGR register */
+  RCC->PLLCFGR = 0x24003010;
+
+  /* Reset HSEBYP bit */
+  RCC->CR &= (uint32_t)0xFFFBFFFF;
+
+  /* Disable all interrupts */
+  RCC->CIR = 0x00000000;
+
+#if defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM)
+  SystemInit_ExtMemCtl(); 
+#endif /* DATA_IN_ExtSRAM || DATA_IN_ExtSDRAM */
+
+  /* Configure the Vector Table location add offset address ------------------*/
+#ifdef VECT_TAB_SRAM
+  SCB->VTOR = SRAM_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM */
+#else
+  SCB->VTOR = FLASH_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal FLASH */
+#endif
+}
+
+/**
+   * @brief  Update SystemCoreClock variable according to Clock Register Values.
+  *         The SystemCoreClock variable contains the core clock (HCLK), it can
+  *         be used by the user application to setup the SysTick timer or configure
+  *         other parameters.
+  *           
+  * @note   Each time the core clock (HCLK) changes, this function must be called
+  *         to update SystemCoreClock variable value. Otherwise, any configuration
+  *         based on this variable will be incorrect.         
+  *     
+  * @note   - The system frequency computed by this function is not the real 
+  *           frequency in the chip. It is calculated based on the predefined 
+  *           constant and the selected clock source:
+  *             
+  *           - If SYSCLK source is HSI, SystemCoreClock will contain the HSI_VALUE(*)
+  *                                              
+  *           - If SYSCLK source is HSE, SystemCoreClock will contain the HSE_VALUE(**)
+  *                          
+  *           - If SYSCLK source is PLL, SystemCoreClock will contain the HSE_VALUE(**) 
+  *             or HSI_VALUE(*) multiplied/divided by the PLL factors.
+  *         
+  *         (*) HSI_VALUE is a constant defined in stm32f4xx_hal_conf.h file (default value
+  *             16 MHz) but the real value may vary depending on the variations
+  *             in voltage and temperature.   
+  *    
+  *         (**) HSE_VALUE is a constant defined in stm32f4xx_hal_conf.h file (its value
+  *              depends on the application requirements), user has to ensure that HSE_VALUE
+  *              is same as the real frequency of the crystal used. Otherwise, this function
+  *              may have wrong result.
+  *                
+  *         - The result of this function could be not correct when using fractional
+  *           value for HSE crystal.
+  *     
+  * @param  None
+  * @retval None
+  */
+void SystemCoreClockUpdate(void)
+{
+  uint32_t tmp = 0, pllvco = 0, pllp = 2, pllsource = 0, pllm = 2;
+  
+  /* Get SYSCLK source -------------------------------------------------------*/
+  tmp = RCC->CFGR & RCC_CFGR_SWS;
+
+  switch (tmp)
+  {
+    case 0x00:  /* HSI used as system clock source */
+      SystemCoreClock = HSI_VALUE;
+      break;
+    case 0x04:  /* HSE used as system clock source */
+      SystemCoreClock = HSE_VALUE;
+      break;
+    case 0x08:  /* PLL used as system clock source */
+
+      /* PLL_VCO = (HSE_VALUE or HSI_VALUE / PLL_M) * PLL_N
+         SYSCLK = PLL_VCO / PLL_P
+         */    
+      pllsource = (RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) >> 22;
+      pllm = RCC->PLLCFGR & RCC_PLLCFGR_PLLM;
+      
+      if (pllsource != 0)
+      {
+        /* HSE used as PLL clock source */
+        pllvco = (HSE_VALUE / pllm) * ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> 6);
+      }
+      else
+      {
+        /* HSI used as PLL clock source */
+        pllvco = (HSI_VALUE / pllm) * ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> 6);
+      }
+
+      pllp = (((RCC->PLLCFGR & RCC_PLLCFGR_PLLP) >>16) + 1 ) *2;
+      SystemCoreClock = pllvco/pllp;
+      break;
+    default:
+      SystemCoreClock = HSI_VALUE;
+      break;
+  }
+  /* Compute HCLK frequency --------------------------------------------------*/
+  /* Get HCLK prescaler */
+  tmp = AHBPrescTable[((RCC->CFGR & RCC_CFGR_HPRE) >> 4)];
+  /* HCLK frequency */
+  SystemCoreClock >>= tmp;
+}
+
+#if defined (DATA_IN_ExtSRAM) && defined (DATA_IN_ExtSDRAM)
+#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
+ || defined(STM32F469xx) || defined(STM32F479xx)
+/**
+  * @brief  Setup the external memory controller.
+  *         Called in startup_stm32f4xx.s before jump to main.
+  *         This function configures the external memories (SRAM/SDRAM)
+  *         This SRAM/SDRAM will be used as program data memory (including heap and stack).
+  * @param  None
+  * @retval None
+  */
+void SystemInit_ExtMemCtl(void)
+{
+  __IO uint32_t tmp = 0x00;
+
+  register uint32_t tmpreg = 0, timeout = 0xFFFF;
+  register __IO uint32_t index;
+
+  /* Enable GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, GPIOH and GPIOI interface clock */
+  RCC->AHB1ENR |= 0x000001F8;
+
+  /* Delay after an RCC peripheral clock enabling */
+  tmp = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN);
+  
+  /* Connect PDx pins to FMC Alternate function */
+  GPIOD->AFR[0]  = 0x00CCC0CC;
+  GPIOD->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PDx pins in Alternate function mode */  
+  GPIOD->MODER   = 0xAAAA0A8A;
+  /* Configure PDx pins speed to 100 MHz */  
+  GPIOD->OSPEEDR = 0xFFFF0FCF;
+  /* Configure PDx pins Output type to push-pull */  
+  GPIOD->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PDx pins */ 
+  GPIOD->PUPDR   = 0x00000000;
+
+  /* Connect PEx pins to FMC Alternate function */
+  GPIOE->AFR[0]  = 0xC00CC0CC;
+  GPIOE->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PEx pins in Alternate function mode */ 
+  GPIOE->MODER   = 0xAAAA828A;
+  /* Configure PEx pins speed to 100 MHz */ 
+  GPIOE->OSPEEDR = 0xFFFFC3CF;
+  /* Configure PEx pins Output type to push-pull */  
+  GPIOE->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PEx pins */ 
+  GPIOE->PUPDR   = 0x00000000;
+  
+  /* Connect PFx pins to FMC Alternate function */
+  GPIOF->AFR[0]  = 0xCCCCCCCC;
+  GPIOF->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PFx pins in Alternate function mode */   
+  GPIOF->MODER   = 0xAA800AAA;
+  /* Configure PFx pins speed to 50 MHz */ 
+  GPIOF->OSPEEDR = 0xAA800AAA;
+  /* Configure PFx pins Output type to push-pull */  
+  GPIOF->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PFx pins */ 
+  GPIOF->PUPDR   = 0x00000000;
+
+  /* Connect PGx pins to FMC Alternate function */
+  GPIOG->AFR[0]  = 0xCCCCCCCC;
+  GPIOG->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PGx pins in Alternate function mode */ 
+  GPIOG->MODER   = 0xAAAAAAAA;
+  /* Configure PGx pins speed to 50 MHz */ 
+  GPIOG->OSPEEDR = 0xAAAAAAAA;
+  /* Configure PGx pins Output type to push-pull */  
+  GPIOG->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PGx pins */ 
+  GPIOG->PUPDR   = 0x00000000;
+  
+  /* Connect PHx pins to FMC Alternate function */
+  GPIOH->AFR[0]  = 0x00C0CC00;
+  GPIOH->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PHx pins in Alternate function mode */ 
+  GPIOH->MODER   = 0xAAAA08A0;
+  /* Configure PHx pins speed to 50 MHz */ 
+  GPIOH->OSPEEDR = 0xAAAA08A0;
+  /* Configure PHx pins Output type to push-pull */  
+  GPIOH->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PHx pins */ 
+  GPIOH->PUPDR   = 0x00000000;
+  
+  /* Connect PIx pins to FMC Alternate function */
+  GPIOI->AFR[0]  = 0xCCCCCCCC;
+  GPIOI->AFR[1]  = 0x00000CC0;
+  /* Configure PIx pins in Alternate function mode */ 
+  GPIOI->MODER   = 0x0028AAAA;
+  /* Configure PIx pins speed to 50 MHz */ 
+  GPIOI->OSPEEDR = 0x0028AAAA;
+  /* Configure PIx pins Output type to push-pull */  
+  GPIOI->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PIx pins */ 
+  GPIOI->PUPDR   = 0x00000000;
+  
+/*-- FMC Configuration -------------------------------------------------------*/
+  /* Enable the FMC interface clock */
+  RCC->AHB3ENR |= 0x00000001;
+  /* Delay after an RCC peripheral clock enabling */
+  tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN);
+
+  FMC_Bank5_6->SDCR[0] = 0x000019E4;
+  FMC_Bank5_6->SDTR[0] = 0x01115351;      
+  
+  /* SDRAM initialization sequence */
+  /* Clock enable command */
+  FMC_Bank5_6->SDCMR = 0x00000011; 
+  tmpreg = FMC_Bank5_6->SDSR & 0x00000020; 
+  while((tmpreg != 0) && (timeout-- > 0))
+  {
+    tmpreg = FMC_Bank5_6->SDSR & 0x00000020; 
+  }
+
+  /* Delay */
+  for (index = 0; index<1000; index++);
+  
+  /* PALL command */
+  FMC_Bank5_6->SDCMR = 0x00000012;           
+  timeout = 0xFFFF;
+  while((tmpreg != 0) && (timeout-- > 0))
+  {
+    tmpreg = FMC_Bank5_6->SDSR & 0x00000020; 
+  }
+  
+  /* Auto refresh command */
+  FMC_Bank5_6->SDCMR = 0x00000073;
+  timeout = 0xFFFF;
+  while((tmpreg != 0) && (timeout-- > 0))
+  {
+    tmpreg = FMC_Bank5_6->SDSR & 0x00000020; 
+  }
+ 
+  /* MRD register program */
+  FMC_Bank5_6->SDCMR = 0x00046014;
+  timeout = 0xFFFF;
+  while((tmpreg != 0) && (timeout-- > 0))
+  {
+    tmpreg = FMC_Bank5_6->SDSR & 0x00000020; 
+  } 
+  
+  /* Set refresh count */
+  tmpreg = FMC_Bank5_6->SDRTR;
+  FMC_Bank5_6->SDRTR = (tmpreg | (0x0000027C<<1));
+  
+  /* Disable write protection */
+  tmpreg = FMC_Bank5_6->SDCR[0]; 
+  FMC_Bank5_6->SDCR[0] = (tmpreg & 0xFFFFFDFF);
+
+#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)
+  /* Configure and enable Bank1_SRAM2 */
+  FMC_Bank1->BTCR[2]  = 0x00001011;
+  FMC_Bank1->BTCR[3]  = 0x00000201;
+  FMC_Bank1E->BWTR[2] = 0x0fffffff;
+#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */ 
+#if defined(STM32F469xx) || defined(STM32F479xx)
+  /* Configure and enable Bank1_SRAM2 */
+  FMC_Bank1->BTCR[2]  = 0x00001091;
+  FMC_Bank1->BTCR[3]  = 0x00110212;
+  FMC_Bank1E->BWTR[2] = 0x0fffffff;
+#endif /* STM32F469xx || STM32F479xx */
+
+  (void)(tmp); 
+}
+#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx */
+#elif defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM)
+/**
+  * @brief  Setup the external memory controller.
+  *         Called in startup_stm32f4xx.s before jump to main.
+  *         This function configures the external memories (SRAM/SDRAM)
+  *         This SRAM/SDRAM will be used as program data memory (including heap and stack).
+  * @param  None
+  * @retval None
+  */
+void SystemInit_ExtMemCtl(void)
+{
+  __IO uint32_t tmp = 0x00;
+#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
+ || defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx)
+#if defined (DATA_IN_ExtSDRAM)
+  register uint32_t tmpreg = 0, timeout = 0xFFFF;
+  register __IO uint32_t index;
+
+#if defined(STM32F446xx)
+  /* Enable GPIOA, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG interface
+      clock */
+  RCC->AHB1ENR |= 0x0000007D;
+#else
+  /* Enable GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, GPIOH and GPIOI interface 
+      clock */
+  RCC->AHB1ENR |= 0x000001F8;
+#endif /* STM32F446xx */  
+  /* Delay after an RCC peripheral clock enabling */
+  tmp = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN);
+  
+#if defined(STM32F446xx)
+  /* Connect PAx pins to FMC Alternate function */
+  GPIOA->AFR[0]  |= 0xC0000000;
+  GPIOA->AFR[1]  |= 0x00000000;
+  /* Configure PDx pins in Alternate function mode */
+  GPIOA->MODER   |= 0x00008000;
+  /* Configure PDx pins speed to 50 MHz */
+  GPIOA->OSPEEDR |= 0x00008000;
+  /* Configure PDx pins Output type to push-pull */
+  GPIOA->OTYPER  |= 0x00000000;
+  /* No pull-up, pull-down for PDx pins */
+  GPIOA->PUPDR   |= 0x00000000;
+
+  /* Connect PCx pins to FMC Alternate function */
+  GPIOC->AFR[0]  |= 0x00CC0000;
+  GPIOC->AFR[1]  |= 0x00000000;
+  /* Configure PDx pins in Alternate function mode */
+  GPIOC->MODER   |= 0x00000A00;
+  /* Configure PDx pins speed to 50 MHz */
+  GPIOC->OSPEEDR |= 0x00000A00;
+  /* Configure PDx pins Output type to push-pull */
+  GPIOC->OTYPER  |= 0x00000000;
+  /* No pull-up, pull-down for PDx pins */
+  GPIOC->PUPDR   |= 0x00000000;
+#endif /* STM32F446xx */
+
+  /* Connect PDx pins to FMC Alternate function */
+  GPIOD->AFR[0]  = 0x000000CC;
+  GPIOD->AFR[1]  = 0xCC000CCC;
+  /* Configure PDx pins in Alternate function mode */  
+  GPIOD->MODER   = 0xA02A000A;
+  /* Configure PDx pins speed to 50 MHz */  
+  GPIOD->OSPEEDR = 0xA02A000A;
+  /* Configure PDx pins Output type to push-pull */  
+  GPIOD->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PDx pins */ 
+  GPIOD->PUPDR   = 0x00000000;
+
+  /* Connect PEx pins to FMC Alternate function */
+  GPIOE->AFR[0]  = 0xC00000CC;
+  GPIOE->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PEx pins in Alternate function mode */ 
+  GPIOE->MODER   = 0xAAAA800A;
+  /* Configure PEx pins speed to 50 MHz */ 
+  GPIOE->OSPEEDR = 0xAAAA800A;
+  /* Configure PEx pins Output type to push-pull */  
+  GPIOE->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PEx pins */ 
+  GPIOE->PUPDR   = 0x00000000;
+
+  /* Connect PFx pins to FMC Alternate function */
+  GPIOF->AFR[0]  = 0xCCCCCCCC;
+  GPIOF->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PFx pins in Alternate function mode */   
+  GPIOF->MODER   = 0xAA800AAA;
+  /* Configure PFx pins speed to 50 MHz */ 
+  GPIOF->OSPEEDR = 0xAA800AAA;
+  /* Configure PFx pins Output type to push-pull */  
+  GPIOF->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PFx pins */ 
+  GPIOF->PUPDR   = 0x00000000;
+
+  /* Connect PGx pins to FMC Alternate function */
+  GPIOG->AFR[0]  = 0xCCCCCCCC;
+  GPIOG->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PGx pins in Alternate function mode */ 
+  GPIOG->MODER   = 0xAAAAAAAA;
+  /* Configure PGx pins speed to 50 MHz */ 
+  GPIOG->OSPEEDR = 0xAAAAAAAA;
+  /* Configure PGx pins Output type to push-pull */  
+  GPIOG->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PGx pins */ 
+  GPIOG->PUPDR   = 0x00000000;
+
+#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
+ || defined(STM32F469xx) || defined(STM32F479xx)  
+  /* Connect PHx pins to FMC Alternate function */
+  GPIOH->AFR[0]  = 0x00C0CC00;
+  GPIOH->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PHx pins in Alternate function mode */ 
+  GPIOH->MODER   = 0xAAAA08A0;
+  /* Configure PHx pins speed to 50 MHz */ 
+  GPIOH->OSPEEDR = 0xAAAA08A0;
+  /* Configure PHx pins Output type to push-pull */  
+  GPIOH->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PHx pins */ 
+  GPIOH->PUPDR   = 0x00000000;
+  
+  /* Connect PIx pins to FMC Alternate function */
+  GPIOI->AFR[0]  = 0xCCCCCCCC;
+  GPIOI->AFR[1]  = 0x00000CC0;
+  /* Configure PIx pins in Alternate function mode */ 
+  GPIOI->MODER   = 0x0028AAAA;
+  /* Configure PIx pins speed to 50 MHz */ 
+  GPIOI->OSPEEDR = 0x0028AAAA;
+  /* Configure PIx pins Output type to push-pull */  
+  GPIOI->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PIx pins */ 
+  GPIOI->PUPDR   = 0x00000000;
+#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx */
+  
+/*-- FMC Configuration -------------------------------------------------------*/
+  /* Enable the FMC interface clock */
+  RCC->AHB3ENR |= 0x00000001;
+  /* Delay after an RCC peripheral clock enabling */
+  tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN);
+
+  /* Configure and enable SDRAM bank1 */
+#if defined(STM32F446xx)
+  FMC_Bank5_6->SDCR[0] = 0x00001954;
+#else  
+  FMC_Bank5_6->SDCR[0] = 0x000019E4;
+#endif /* STM32F446xx */
+  FMC_Bank5_6->SDTR[0] = 0x01115351;      
+  
+  /* SDRAM initialization sequence */
+  /* Clock enable command */
+  FMC_Bank5_6->SDCMR = 0x00000011; 
+  tmpreg = FMC_Bank5_6->SDSR & 0x00000020; 
+  while((tmpreg != 0) && (timeout-- > 0))
+  {
+    tmpreg = FMC_Bank5_6->SDSR & 0x00000020; 
+  }
+
+  /* Delay */
+  for (index = 0; index<1000; index++);
+  
+  /* PALL command */
+  FMC_Bank5_6->SDCMR = 0x00000012;           
+  timeout = 0xFFFF;
+  while((tmpreg != 0) && (timeout-- > 0))
+  {
+    tmpreg = FMC_Bank5_6->SDSR & 0x00000020; 
+  }
+  
+  /* Auto refresh command */
+#if defined(STM32F446xx)
+  FMC_Bank5_6->SDCMR = 0x000000F3;
+#else  
+  FMC_Bank5_6->SDCMR = 0x00000073;
+#endif /* STM32F446xx */
+  timeout = 0xFFFF;
+  while((tmpreg != 0) && (timeout-- > 0))
+  {
+    tmpreg = FMC_Bank5_6->SDSR & 0x00000020; 
+  }
+ 
+  /* MRD register program */
+#if defined(STM32F446xx)
+  FMC_Bank5_6->SDCMR = 0x00044014;
+#else  
+  FMC_Bank5_6->SDCMR = 0x00046014;
+#endif /* STM32F446xx */
+  timeout = 0xFFFF;
+  while((tmpreg != 0) && (timeout-- > 0))
+  {
+    tmpreg = FMC_Bank5_6->SDSR & 0x00000020; 
+  } 
+  
+  /* Set refresh count */
+  tmpreg = FMC_Bank5_6->SDRTR;
+#if defined(STM32F446xx)
+  FMC_Bank5_6->SDRTR = (tmpreg | (0x0000050C<<1));
+#else    
+  FMC_Bank5_6->SDRTR = (tmpreg | (0x0000027C<<1));
+#endif /* STM32F446xx */
+  
+  /* Disable write protection */
+  tmpreg = FMC_Bank5_6->SDCR[0]; 
+  FMC_Bank5_6->SDCR[0] = (tmpreg & 0xFFFFFDFF);
+#endif /* DATA_IN_ExtSDRAM */
+#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F446xx || STM32F469xx || STM32F479xx */
+
+#if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx)\
+ || defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
+ || defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) || defined(STM32F412Vx)
+
+#if defined(DATA_IN_ExtSRAM)
+/*-- GPIOs Configuration -----------------------------------------------------*/
+   /* Enable GPIOD, GPIOE, GPIOF and GPIOG interface clock */
+  RCC->AHB1ENR   |= 0x00000078;
+  /* Delay after an RCC peripheral clock enabling */
+  tmp = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIODEN);
+  
+  /* Connect PDx pins to FMC Alternate function */
+  GPIOD->AFR[0]  = 0x00CCC0CC;
+  GPIOD->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PDx pins in Alternate function mode */  
+  GPIOD->MODER   = 0xAAAA0A8A;
+  /* Configure PDx pins speed to 100 MHz */  
+  GPIOD->OSPEEDR = 0xFFFF0FCF;
+  /* Configure PDx pins Output type to push-pull */  
+  GPIOD->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PDx pins */ 
+  GPIOD->PUPDR   = 0x00000000;
+
+  /* Connect PEx pins to FMC Alternate function */
+  GPIOE->AFR[0]  = 0xC00CC0CC;
+  GPIOE->AFR[1]  = 0xCCCCCCCC;
+  /* Configure PEx pins in Alternate function mode */ 
+  GPIOE->MODER   = 0xAAAA828A;
+  /* Configure PEx pins speed to 100 MHz */ 
+  GPIOE->OSPEEDR = 0xFFFFC3CF;
+  /* Configure PEx pins Output type to push-pull */  
+  GPIOE->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PEx pins */ 
+  GPIOE->PUPDR   = 0x00000000;
+
+  /* Connect PFx pins to FMC Alternate function */
+  GPIOF->AFR[0]  = 0x00CCCCCC;
+  GPIOF->AFR[1]  = 0xCCCC0000;
+  /* Configure PFx pins in Alternate function mode */   
+  GPIOF->MODER   = 0xAA000AAA;
+  /* Configure PFx pins speed to 100 MHz */ 
+  GPIOF->OSPEEDR = 0xFF000FFF;
+  /* Configure PFx pins Output type to push-pull */  
+  GPIOF->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PFx pins */ 
+  GPIOF->PUPDR   = 0x00000000;
+
+  /* Connect PGx pins to FMC Alternate function */
+  GPIOG->AFR[0]  = 0x00CCCCCC;
+  GPIOG->AFR[1]  = 0x000000C0;
+  /* Configure PGx pins in Alternate function mode */ 
+  GPIOG->MODER   = 0x00085AAA;
+  /* Configure PGx pins speed to 100 MHz */ 
+  GPIOG->OSPEEDR = 0x000CAFFF;
+  /* Configure PGx pins Output type to push-pull */  
+  GPIOG->OTYPER  = 0x00000000;
+  /* No pull-up, pull-down for PGx pins */ 
+  GPIOG->PUPDR   = 0x00000000;
+  
+/*-- FMC/FSMC Configuration --------------------------------------------------*/
+  /* Enable the FMC/FSMC interface clock */
+  RCC->AHB3ENR         |= 0x00000001;
+
+#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)
+  /* Delay after an RCC peripheral clock enabling */
+  tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN);
+  /* Configure and enable Bank1_SRAM2 */
+  FMC_Bank1->BTCR[2]  = 0x00001011;
+  FMC_Bank1->BTCR[3]  = 0x00000201;
+  FMC_Bank1E->BWTR[2] = 0x0fffffff;
+#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */ 
+#if defined(STM32F469xx) || defined(STM32F479xx)
+  /* Delay after an RCC peripheral clock enabling */
+  tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN);
+  /* Configure and enable Bank1_SRAM2 */
+  FMC_Bank1->BTCR[2]  = 0x00001091;
+  FMC_Bank1->BTCR[3]  = 0x00110212;
+  FMC_Bank1E->BWTR[2] = 0x0fffffff;
+#endif /* STM32F469xx || STM32F479xx */
+#if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx)|| defined(STM32F417xx)\
+   || defined(STM32F412Zx) || defined(STM32F412Vx)
+  /* Delay after an RCC peripheral clock enabling */
+  tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FSMCEN);
+  /* Configure and enable Bank1_SRAM2 */
+  FSMC_Bank1->BTCR[2]  = 0x00001011;
+  FSMC_Bank1->BTCR[3]  = 0x00000201;
+  FSMC_Bank1E->BWTR[2] = 0x0FFFFFFF;
+#endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx || STM32F412Zx || STM32F412Vx */
+
+#endif /* DATA_IN_ExtSRAM */
+#endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx || STM32F427xx || STM32F437xx ||\
+          STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx || STM32F412Zx || STM32F412Vx  */ 
+  (void)(tmp); 
+}
+#endif /* DATA_IN_ExtSRAM && DATA_IN_ExtSDRAM */
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

app/main/CTO20220622/Src/usart.c

@@ -0,0 +1,263 @@
+/**
+  ******************************************************************************
+  * File Name          : USART.c
+  * Description        : This file provides code for the configuration
+  *                      of the USART instances.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2022 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the "License"; You may not use this file except in compliance with the
+  * License. You may obtain a copy of the License at:
+  *                        opensource.org/licenses/BSD-3-Clause
+  *
+  ******************************************************************************
+  */
+
+/* Includes ------------------------------------------------------------------*/
+#include "usart.h"
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+UART_HandleTypeDef huart4;
+UART_HandleTypeDef huart1;
+UART_HandleTypeDef huart2;
+
+/* UART4 init function */
+void MX_UART4_Init(void)
+{
+
+  huart4.Instance = UART4;
+  huart4.Init.BaudRate = 115200;
+  huart4.Init.WordLength = UART_WORDLENGTH_8B;
+  huart4.Init.StopBits = UART_STOPBITS_1;
+  huart4.Init.Parity = UART_PARITY_NONE;
+  huart4.Init.Mode = UART_MODE_TX_RX;
+  huart4.Init.HwFlowCtl = UART_HWCONTROL_NONE;
+  huart4.Init.OverSampling = UART_OVERSAMPLING_16;
+  if (HAL_UART_Init(&huart4) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+}
+/* USART1 init function */
+
+void MX_USART1_UART_Init(void)
+{
+
+  huart1.Instance = USART1;
+  huart1.Init.BaudRate = 115200;
+  huart1.Init.WordLength = UART_WORDLENGTH_8B;
+  huart1.Init.StopBits = UART_STOPBITS_1;
+  huart1.Init.Parity = UART_PARITY_NONE;
+  huart1.Init.Mode = UART_MODE_TX_RX;
+  huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
+  huart1.Init.OverSampling = UART_OVERSAMPLING_16;
+  if (HAL_UART_Init(&huart1) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+}
+/* USART2 init function */
+
+void MX_USART2_UART_Init(void)
+{
+
+  huart2.Instance = USART2;
+  huart2.Init.BaudRate = 38400;
+  huart2.Init.WordLength = UART_WORDLENGTH_8B;
+  huart2.Init.StopBits = UART_STOPBITS_1;
+  huart2.Init.Parity = UART_PARITY_NONE;
+  huart2.Init.Mode = UART_MODE_TX_RX;
+  huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
+  huart2.Init.OverSampling = UART_OVERSAMPLING_16;
+  if (HAL_UART_Init(&huart2) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+}
+
+void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  if(uartHandle->Instance==UART4)
+  {
+  /* USER CODE BEGIN UART4_MspInit 0 */
+
+  /* USER CODE END UART4_MspInit 0 */
+    /* UART4 clock enable */
+    __HAL_RCC_UART4_CLK_ENABLE();
+  
+    __HAL_RCC_GPIOC_CLK_ENABLE();
+    /**UART4 GPIO Configuration    
+    PC10     ------> UART4_TX
+    PC11     ------> UART4_RX 
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_11;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_PULLUP;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF8_UART4;
+    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+
+    /* UART4 interrupt Init */
+    HAL_NVIC_SetPriority(UART4_IRQn, 0, 0);
+    HAL_NVIC_EnableIRQ(UART4_IRQn);
+  /* USER CODE BEGIN UART4_MspInit 1 */
+
+  /* USER CODE END UART4_MspInit 1 */
+  }
+  else if(uartHandle->Instance==USART1)
+  {
+  /* USER CODE BEGIN USART1_MspInit 0 */
+
+  /* USER CODE END USART1_MspInit 0 */
+    /* USART1 clock enable */
+    __HAL_RCC_USART1_CLK_ENABLE();
+  
+    __HAL_RCC_GPIOB_CLK_ENABLE();
+    /**USART1 GPIO Configuration    
+    PB6     ------> USART1_TX
+    PB7     ------> USART1_RX 
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_PULLUP;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
+    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+
+    /* USART1 interrupt Init */
+    HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
+    HAL_NVIC_EnableIRQ(USART1_IRQn);
+  /* USER CODE BEGIN USART1_MspInit 1 */
+
+  /* USER CODE END USART1_MspInit 1 */
+  }
+  else if(uartHandle->Instance==USART2)
+  {
+  /* USER CODE BEGIN USART2_MspInit 0 */
+
+  /* USER CODE END USART2_MspInit 0 */
+    /* USART2 clock enable */
+    __HAL_RCC_USART2_CLK_ENABLE();
+  
+    __HAL_RCC_GPIOD_CLK_ENABLE();
+    /**USART2 GPIO Configuration    
+    PD5     ------> USART2_TX
+    PD6     ------> USART2_RX 
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_6;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_PULLUP;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
+    HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
+
+    /* USART2 interrupt Init */
+    HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
+    HAL_NVIC_EnableIRQ(USART2_IRQn);
+  /* USER CODE BEGIN USART2_MspInit 1 */
+
+  /* USER CODE END USART2_MspInit 1 */
+  }
+}
+
+void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
+{
+
+  if(uartHandle->Instance==UART4)
+  {
+  /* USER CODE BEGIN UART4_MspDeInit 0 */
+
+  /* USER CODE END UART4_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_UART4_CLK_DISABLE();
+  
+    /**UART4 GPIO Configuration    
+    PC10     ------> UART4_TX
+    PC11     ------> UART4_RX 
+    */
+    HAL_GPIO_DeInit(GPIOC, GPIO_PIN_10|GPIO_PIN_11);
+
+    /* UART4 interrupt Deinit */
+    HAL_NVIC_DisableIRQ(UART4_IRQn);
+  /* USER CODE BEGIN UART4_MspDeInit 1 */
+
+  /* USER CODE END UART4_MspDeInit 1 */
+  }
+  else if(uartHandle->Instance==USART1)
+  {
+  /* USER CODE BEGIN USART1_MspDeInit 0 */
+
+  /* USER CODE END USART1_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_USART1_CLK_DISABLE();
+  
+    /**USART1 GPIO Configuration    
+    PB6     ------> USART1_TX
+    PB7     ------> USART1_RX 
+    */
+    HAL_GPIO_DeInit(GPIOB, GPIO_PIN_6|GPIO_PIN_7);
+
+    /* USART1 interrupt Deinit */
+    HAL_NVIC_DisableIRQ(USART1_IRQn);
+  /* USER CODE BEGIN USART1_MspDeInit 1 */
+
+  /* USER CODE END USART1_MspDeInit 1 */
+  }
+  else if(uartHandle->Instance==USART2)
+  {
+  /* USER CODE BEGIN USART2_MspDeInit 0 */
+
+  /* USER CODE END USART2_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_USART2_CLK_DISABLE();
+  
+    /**USART2 GPIO Configuration    
+    PD5     ------> USART2_TX
+    PD6     ------> USART2_RX 
+    */
+    HAL_GPIO_DeInit(GPIOD, GPIO_PIN_5|GPIO_PIN_6);
+
+    /* USART2 interrupt Deinit */
+    HAL_NVIC_DisableIRQ(USART2_IRQn);
+  /* USER CODE BEGIN USART2_MspDeInit 1 */
+
+  /* USER CODE END USART2_MspDeInit 1 */
+  }
+} 
+
+/* USER CODE BEGIN 1 */
+#ifdef __GNUC__
+  /* With GCC/RAISONANCE, small printf (option LD Linker->Libraries->Small printf
+     set to 'Yes') calls __io_putchar() */
+  #define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
+#else
+  #define PUTCHAR_PROTOTYPE int fputc(int ch)
+#endif /* __GNUC__ */
+/**
+  * @brief  Retargets the C library printf function to the USART.
+  * @param  None
+  * @retval None
+  */
+PUTCHAR_PROTOTYPE
+{
+  /* Place your implementation of fputc here */
+  /* e.g. write a character to the EVAL_COM1 and Loop until the end of transmission */
+  HAL_UART_Transmit(&huart4, (uint8_t *)&ch, 1, 0xFFFF);
+  
+  return ch;
+}
+/* USER CODE END 1 */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/