求单片机电子琴电路图及C程序,要AT89C51芯片的答: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=...
单片机AT89C51、P2口位码控制、用定时器的方法、IF语句输入、实现0~9...答:include < reg51.h > include < intrins.h >unsigned char code Bmp510[]= { 0x00,0x7E,0x81,0x81,0x81,0x7E,0x00,0x00,0x82,0xFF,0x80,0x00,0x00,0xC6,0xA1,0x91,0x89,0x86,0x00,0x42,0x81,0x89,0x89,0x76,0x00,0x10,0x2C,0x22,0xFF,0xA0,0x00,0x4F,0x89,0x89,...
单片机程序答://AT24C02存储芯片在数码管上显示 #include<reg52.h>#define uchar unsigned charsfr Data_Port=0x80;uchar code dofly_DuanMa[18]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x40,0x80};// 显示段码值0~9 A~F - . //uchar ...