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=...
单片机汇编语言8只数码管显示1-8答:1、 数码管显示演示程序: 在8个LED数码管上依次显示1,2,3,4,5,6,7,8。引用端口:数码管数据p0,数码管控制p2;DIS_DIGIT EQU 40H;位选通值, 传送到P2口用于选通当前数码管的数值,; 如等于0xfe时, 选通P2.0口数码管DIS_INDEX DATA 41H;显示索引, 用于标识当前显示的数码管和缓冲...
单片机用C语言写两个数码管显示0到59循环的程序在归0答:include<reg52.h> sbit wei=P3^0;sbit led1=P3^2;sbit led2=P3^3;char tt =0;char i=0;unsigned char code led_zx[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff};void mdelay(unsigned int delaytime){ int c;for(;delaytime!=0;delaytime--)for(c=0;c...
AT89c51单片机编程实现9–0循环显示数码管显示,求图求程序答:include<reg51.h>#define uchar unsigned charuchar table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f};void delay(){uchar i,j;for(i=0;i<200;i++)for(j=0;j<250;j++);}main(){uchar i;i=9;while(1){if(i>9)i=9;P1=table[i];delay();i--;}} ...