#include<reg52.h>unsigned char image[] = { 0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80, 0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,};void main() { EA=1; TMOD=1; TH0=0xFC; TL0=0x67; TR0=1; ET0=1; while(1);}void interrupttimer0() interrupt 1{ static unsigned char i=0; static unsigned char sec=0; static unsigned char cnt=0; TH0=0xFC; TL0=0x67; P0 = 0xff; switch(i){case 0:P0=image[sec+0];P2=0x80;i++;break; case 1:P0=image[sec+1];P2=0x40;i++;break;case 2:P0=image[sec+2];P2=0x20;i++;break;case 3:P0=image[sec+3];P2=0x10;i++;break;case 4:P0=image[sec+4];P2=0x08;i++;break;case 5:P0=image[sec+5];P2=0x04;i++;break;case 6:P0=image[sec+6];P2=0x02;i++;break;case 7:P0=image[sec+7];P2=0x01;i=0;break;default:break;}cnt++;if(cnt==1000){cnt=0;sec++;if(sec>8){sec=0;}}} |