求高手为下面的仿真图设计一个51单片机实现秒表的程序,要求:2位数码...答:include <reg51.h> define uchar unsigned char define uint unsigned int sbit KS=P1^1;sbit KP=P1^2;sbit KC=P1^3;uchar ge,shi;uchar code tab[ ]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,};void delay(uint ms){ uchar a;while(ms--)for(a=123;a>0;a--...
求编程实现倒计时的秒表,2位LED数码管显示,延时采用硬件延时的方法_百 ...答:用单片机的定时器T0定时,计时1秒,实现倒计时的秒表的功能。程序如下 include<reg51.h> unsigned char code tab[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};//共阳数码管段码表 unsigned char second;//秒倒计时变量 unsigned char t0n;//T0中断次数计数 sbit k1=P3^2;/...
单片机程序 根据电路图,请编写程序,使前两个数码管实现00到59的秒表...答:请设计一个2位静态数码管从00到59显示的程序 include <reg51.h> unsigned char show[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};int n, j;qc()interrupt 1 using 3 {TH0=(65336-10000)/256;TL0=(65336-10000)%256;n++;if (n>=100){n=0;j++;if (j>=60)j=...
51单片机 秒表设计答:// 51单片机 秒表,显示时间为0000—9999秒,启动、停止,(停止后再次启动复位)include<reg52.h> define uint unsigned int define uchar unsigned char uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};uchar bai,shi;uint...