单片机仿真 8只数码管闪烁显示.rar

#include <reg52.h> #define uchar unsigned char #define uint unsigned int uchar code DSY_CODE[]= { 0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90 }; uchar code DSY_IDX[]= { 0x01;0x02;0x04;0x08;0x10;0x20;0x40;0x80 } void DelayMS(uint x) { uchar t; while(x--) { for(t=120;t>0;t--); } } void main() { uchar k,m; P0=0xff; P2=0x00; while(1) { for(k=0;k<30;k++) { for(m=0;m<8;m++) { P2=code DSY_IDX[k]; P0=DSY_CODE[m]; DelayMS(2); } } P2=0x00; DelayMS(1000); } }