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标题: Timer1的定时中断程序 [打印本页]

作者: winnie 时间: 2009-3-31 14:32
标题: Timer1的定时中断程序
#include<pic.h>
volatile unsigned char counter;
void interrupt timer1(void)
  {
if(TMR1IE&&TMR1IF==1)
{
TMR1IF=0;
counter ++;
if(counter==0x08)
{
counter=0;
RC0=0;
TMR1IE=0;
}
   TMR1H=0x3C;
   TMR1L=0xb0;

}
  }
void main()
  {

TRISC0=0;
TRISC1=0;
counter=0;
RC0=1;
RC1=0;
TMR1CS=0;
TMR1H=0x3c;
TMR1L=0xb0;
TMR1IF=0;
TMR1IE=1;
TMR1ON=1;
INTCON=0XC0;  //
while(1)
{
RC0=0;
if(TMR1IE==0) break;
}
while(1)
{;}
}

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