7.8只数码管显示多个不同数字.zip

#include<reg52.h> typedef unsigned char u8; typedef unsigned int u16; u8 smgduan[16]={0x3F, 0x06, 0x5B, 0x4F, 0x66, 0x6D, 0x7D, 0x07, 0x7F, 0x6F, 0x77, 0x7C, 0x39, 0x5E, 0x79, 0x71};// 段选 u8 smgwei[8]={0x00,0x04,0x08,0x0c,0x10,0x14,0x18,0x1c}; //位选 void delay(u16 i) { while(i--); } void display() { u8 i; for(i=0;i<8;i++) { P0=smgduan[i]; P2=smgwei[i]; delay(200); //通过改变延时时间即可实现动态扫描 } } void main() { P0=0x00; while(1) { display(); } }