trm1.c

我用PROTEUS做了一个基于PIC16F877A的万年历

#include<pic.h>
//**********************
#define uchar unsigned char
#define uint unsigned int 




void tmr1_init()
{
 GIE=1;
 PEIE=1;
 TMR1IE=0;
 TMR1IF=0;
 T1CON=0x04;  //使用内部振荡器
 TMR1H=0xfc;
 TMR1L=0x18;  //1ms
 T1CON=0x05;
}