ad.h

来自「avr NRF驱动 编程.里面有NRF驱动说明.新手可以参考.」· C头文件 代码 · 共 63 行

 
//****************AD
unsigned char adjs=0;
void AD(unsigned int *adsj)
{


  if(ADCSRA&16)
  {
  asm("WDR");
    switch(adjs)
    {
      case 0:
      {
      *adsj=ADC;	//读取AD0
	  ADMUX=0B11000001;

      adjs=1;
      }
      break;
      
      case 1:
      {
      *(adsj+1)=ADC;	//AD1
	  ADMUX=0B11000010;

      adjs=2;
      
      }
      break;

       case 2:
      {
      *(adsj+2)=ADC;	//AD1
	  ADMUX=0B11000000;

      adjs=0;
      
      }
      break;



 

   
    
    
      default: {adjs=0; ADMUX=0B11000000; }
    }
  
  ADCSRA|=16+64;	//清除完成标志 同时启动转换开始
  
  
  }


}


//***************************   AD END