timer1.c

一个AVR单片机at17c85的系统程序

// timer 1 timer

#include "at17c.h"

extern volatile unsigned char t1_timed_out;
            
interrupt [TIMER1_OVF1_vect] void TIMER1_OVF1_interrupt(void) {
                       
    t1_timed_out = TRUE;

}