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標題: 基于STM32的多通道采集例程 [打印本頁]

作者: wangpan04321 時間: 2019-5-14 14:15
標題: 基于STM32的多通道采集例程
#include "stm32f10x.h"
#include "delay.h"
#include "usart.h"
#include "adc.h"
#include "DMA.h"

void Display_Adc_Val(u16 Adc_Val)    //顯示12位ADC值
{
      u8 qian,bai,shi,ge;
      qian=Adc_Val/1000;
      bai =Adc_Val/100%10;
      shi =Adc_Val/10%10;
      ge = Adc_Val%10;
      UART1_SendByte(qian+'0');
      UART1_SendByte(bai +'0');
      UART1_SendByte(shi +'0');
      UART1_SendByte(ge +'0');
}

void Display_Adc_Vol(u16 Adc_Vol)    //顯示AD采樣電壓值
{
      u16 decimal1,decimal2,decimal3;    //定義三位小數(shù)
      float temp;
      u16 temp1;

      temp=(float)Adc_Vol*(3.3/4096); //AD采樣電壓值
      temp1=temp;                      //取得電壓值整數(shù)部分

      UART1_SendByte(temp1+'0');       //串口顯示整數(shù)部分

      temp-=temp1;                //取得電壓值小數(shù)部分
      temp*=1000;                //將電壓值放大1000倍，方便求小數(shù)

      decimal1=(u16)temp/100;    //小數(shù)點后第一位
      decimal2=(u16)temp%100/10; //小數(shù)點后第二位
      decimal3=(u16)temp%10;       //小數(shù)點后第三位

      UART1_SendByte('.');          //串口顯示小數(shù)點
      UART1_SendByte(decimal1+'0');  //串口顯示小數(shù)點后第一位
      UART1_SendByte(decimal2+'0');  //串口顯示小數(shù)點后第二位
      UART1_SendByte(decimal3+'0');  //串口顯示小數(shù)點后第三位

}

void Display_ADC(void)          //顯示12位ADC值和電壓值
{


      UART1_SendString("CH0:");                   //通道0，顯示"CH0:"
      Display_Adc_Val(ReadADCAverageValue(0)); //顯示通道ADC1通道0的12位ADC值
      UART1_SendByte('\t');                      //制表字符，ADC值和電壓值顯示分開
      Display_Adc_Vol(ReadADCAverageValue(0)); //顯示通道ADC1通道0的電壓值，保留三位小數(shù)
      UART1_SendByte('V');                      //顯示"V"
      UART1_SendString("\r\n");                //回車換行    以下依次類推

  UART1_SendString("CH1:");                //通道1
      Display_Adc_Val(ReadADCAverageValue(1));
      UART1_SendByte('\t');
      Display_Adc_Vol(ReadADCAverageValue(1));
      UART1_SendByte('V');
      UART1_SendString("\r\n");

  UART1_SendString("CH2:");                //通道2
      Display_Adc_Val(ReadADCAverageValue(2));
      UART1_SendByte('\t');
      Display_Adc_Vol(ReadADCAverageValue(2));
      UART1_SendByte('V');
      UART1_SendString("\r\n");

  UART1_SendString("CH3:");                //通道3
      Display_Adc_Val(ReadADCAverageValue(3));
      UART1_SendByte('\t');
      Display_Adc_Vol(ReadADCAverageValue(3));
      UART1_SendByte('V');
      UART1_SendString("\r\n");

  UART1_SendString("CH4:");                //通道4
      Display_Adc_Val(ReadADCAverageValue(4));
      UART1_SendByte('\t');
      Display_Adc_Vol(ReadADCAverageValue(4));
      UART1_SendByte('V');
      UART1_SendString("\r\n");

  UART1_SendString("CH5:");                //通道5
      Display_Adc_Val(ReadADCAverageValue(5));
      UART1_SendByte('\t');
      Display_Adc_Vol(ReadADCAverageValue(5));
      UART1_SendByte('V');
      UART1_SendString("\r\n");

  UART1_SendString("CH6:");                //通道6
      Display_Adc_Val(ReadADCAverageValue(6));
      UART1_SendByte('\t');
      Display_Adc_Vol(ReadADCAverageValue(6));
      UART1_SendByte('V');
      UART1_SendString("\r\n");

  UART1_SendString("CH7:");                //通道7
      Display_Adc_Val(ReadADCAverageValue(7));
      UART1_SendByte('\t');
      Display_Adc_Vol(ReadADCAverageValue(7));
      UART1_SendByte('V');
      UART1_SendString("\r\n");

  UART1_SendString("CH8:");                //通道8
      Display_Adc_Val(ReadADCAverageValue(8));
      UART1_SendByte('\t');
      Display_Adc_Vol(ReadADCAverageValue(8));
      UART1_SendByte('V');
      UART1_SendString("\r\n");

  UART1_SendString("CH9:");                //通道9
      Display_Adc_Val(ReadADCAverageValue(9));
      UART1_SendByte('\t');
      Display_Adc_Vol(ReadADCAverageValue(9));
      UART1_SendByte('V');
      UART1_SendString("\r\n");


}

int main(void)
{

      SystemInit();             //系統(tǒng)初始化
      delay_init();                   //延時函數(shù)初始化
      NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);//設(shè)置中斷優(yōu)先級分組為組2：2位搶占優(yōu)先級，2位響應(yīng)優(yōu)先級
      uart_init(115200); //串口初始化，波特率115200
      Adc_Init();          //ADC和DMA初始化


  while(1)
      {

               while(USART_GetFlagStatus(USART1,USART_FLAG_TXE)==RESET);//等待傳輸完成否則第一位數(shù)據(jù)容易丟
               Display_ADC();                                        //顯示12位ADC值和電壓值
               UART1_SendString("\r\n");                               //回車換行
               delay_ms(500);                                        //延時500ms

      }

}

ADC_10_F103C(10channel_ADC).7z

193.04 KB, 下載次數(shù): 30, 下載積分: 黑幣 -5

源代碼工程

作者: keke12345 時間: 2019-7-31 11:51
沒有直接的工程

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