单片机C语言Proteus仿真实例BCD译码数码管显示数字

#include <reg52.h> #define uchar unsigned char #define uint unsigned int uchar code DSY_Index[] = { 0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f }; uchar code BCD_CODE[] = { 2,0,0,9,10,8,10,7 }; void DelayMS(uint ms) { uchar i; while(ms--) { for(i=0;i<120;i++); } } void main() { uchar k; while(1); { for(k=0;k<8;k++) { P2 = DSY_Index[k]; P0 = BCD_CODE[k]; DelayMS(1); } } }