求单片机 音乐播放的c代码答:include "reg52.h"unsigned char Count;sbit _Speak =P2^3 ; //讯响器控制脚 unsigned char code SONG[] ={ //祝你平安 0x26,0x20,0x20,0x20,0x20,0x20,0x26,0x10,0x20,0x10,0x20,0x80,0x26,0x20,0x30,0x20,0x30,0x20,0x39,0x10,0x30,0x10,0x30,0x80,0x26,0x20...
用单片机C语言控制6位密码锁。要求有一个清除键和确认键,密码输错了...答://用于控制按键去抖动操作。1:扫描时去抖动 2:等待释放 3:释放时去抖动。#define LEDPORT P0 //定义显示器段码输出端口#define LEDCON P1 //定义显示器位控制端口uchar code SEGCODE[]={0XC0,0XF9,0XA4,0XB0,0X99,0X92,0X82,0XF8,0X80,0X90,// 0~9的共阳极代码 0xff,//不显示的共阳极段码 0X...