main.c

飞 思 卡 尔 s19 简单 a d 中断

#include <hidef.h>      /* common defines and macros */
#include <mc9s12dg128.h>     /* derivative information */
#pragma LINK_INFO DERIVATIVE "mc9s12dg128b"
 int i  ;
word AD_date=0;


  
void AD_init(void) {
ATD0CTL2=0XC2;
ATD0CTL3=0X20 ;
ATD0CTL4= 0X83 ;
ATD0CTL5= 0XA0 ;
ATD0DIEN=0X00;

}



void main(void) {
   AD_init();
  DDRB=0XFF      ;
  PORTB=0xFF ;

  /* put your own code here */
  EnableInterrupts;

  for(;;) { /* wait forever */
   
  PORTB=(byte)AD_date;
  /* please make sure that you never leave this function */
     }
}

void interrupt 22 int_AD0(void){
    AD_date=ATD0DR0 ;
}