关于用51单片机做一个电子时钟的问题答:include<reg51.h> sbit p20=P2^0; sbit p21=P2^1; sbit led=P2^7;char dis_2[10]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};//数码管显示编码 unsigned int h,m,s,t,n;/***/ void delay(char hs)//延时函数 {char hk;for(;hs>0;hs--){for(hk=100;hk...
用c语言循环语句怎么写一个51单片机的时钟啊,用8个数码管显示时间...答:include<reg51.h> define uchar unsigned charuchar code ledtab[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x40};//0-9unsigned char sec=0,min=0,hour=12,scanled;unsigned char key,flashbit,mode,time; unsigned char disdat[8];sbit led=P1^0;void delay(...