...单片机...用六位数码管实现数字时钟,显示时分秒,用两个按键可分别...答:include<reg52.h> define uint unsigned int define uchar unsigned char uchar temp,aa,miao,fen,shi;sbit m=P3^0;sbit n=P3^1;uchar code table[]={ //数码管编码表 0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};void display(uchar miao,uchar fen,uchar shi);void dela...
...程序使89C52单片机实现数字时钟功能,显示时分秒的数码管,p1~p7接a...答:char j;char h_num,m_num,s_num; //分别定义小时、分钟、秒 char h_shi,h_ge,m_shi,m_ge,s_shi,s_ge;sbit fm=P3^4;void delay(char x){ char a,b;for(a=x;a>0;a--)for(b=100;b>0;b--);} void inter_init(){ EA=1; //开总中断 ET0=1; //本例中使...