isr.c

来自「增量式模糊PID控制方法AVR单片机mega16」· C语言 代码 · 共 24 行

#define ISR_C
#include "includes.h"
//ADC完成中断
//#pragma vector = interrupt_handler adc_isr:iv_ADC  
// define the interrupt handler

unsigned char  adc_mux ;
/*
#pragma vector=ADC_vect
    __interrupt void adc_isr( void )
{
    ADMUX =(adc_mux&0x1f)|(1<<REFS0);
    ADCSRA|=(1<<ADSC);//启动AD转换
}  
*/
#pragma interrupt_handler adc_isr:15
void adc_isr(void)
{
 //conversion complete, read value (int) using...
 // value=ADCL;            //Read 8 low bits first (important)
 // value|=(int)ADCH << 8; //read 2 high bits and shift into top byte
 ADMUX =(adc_mux&0x1f)|(1<<REFS0)|(1<<REFS1);
 ADCSR|=(1<<ADSC);//启动AD转换
}