51单片机,8个数码管循环显示1-9的C语言程序。答:下面程序从左到右显示 include <reg52.h> include <intrins.h> define uchar unsigned char define uint unsigned int uchar code DSY_CODE[]= { 0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90 };void DelayMS(uint x){ uchar i;while(x--){ for(i=200;i>0;i--);} } ...
单片机简单的电子琴程序(C语言的),需要用4*4按键控制,简单点就行,不需...答:include <AT89X51.H> unsigned char temp;unsigned char key;unsigned char i,j;unsigned char STH0;unsigned char STL0;unsigned int code tab[]={64021,64103,64260,64400,64524,64580,64684,64777,64820,64898,64968,65030,65058,65110,65157,65178};void main(void){ TMOD=0x01;ET0=1;EA=...