单片机实训之24键电子琴仿真，可播放音乐 -

#include <reg52.h>
#include "led.h"
#include "beep.h"
#include "lcd1602.h"
#include "key.h"
#include "tim.h"
#include "delay.h"
#include "music.h"
#include "musicArr.h"
#include "SoundPlay.h"
typedef unsigned int u16;
typedef unsigned char u8;
void show(u8 arr[],u8 length,u8 pos,u8 mode);
unsigned char calcArrLen(unsigned char arr[]);
void displayInit(void);
u8 code ShowData[]="Electronic Organ";
u8 code ShowData1[]="150802027";
u8 code ShowData2[]="Welcome to use ";
u8 code ShowData3[]="press note";
u8 code ShowData4[]="Same song";
u8 code ShowData5[]="Song name";
u8 code ShowData6[]="aiwonijiubaobaowo";
u16 FreqTemp=0;
void main()
{
unsigned char i=0,key=0,timer=0,flag1=0;
LcdInit(); //液晶屏初始化
timInit(); //定时器初始化
// AT24C02_Init(); //EEPROM初始化
ledOFF(); //关闭LED灯
InitialSound(); //音乐播放器初始化
displayInit();
while(1)
{
key=key_Scan();
if(key==0x16&&flag==0) //播放/停止键并且处于停止播放状态，开始播放
{
flag=1;
}
else if(key>0&&key<22&&flag==0) //21键音符
{
num=key-1;
FreqTemp=Freqtab[key-1];
TR0=1;
}
else
{
if(TR0==1) //之前音符键按下，延时一秒停止
{
delay_ms(1000);
TR0=0;
}
}
if(flag==1)
{
if(status==1) //循环播放两首歌曲
{
LcdWriteCom(0x01); //清屏
show(ShowData5,9,4,0);
show(ShowData4,15,0,1);
Play(Music_Same,0,3,360);
delay_ms(2000);
}
else
{
LcdWriteCom(0x01); //清屏
show(ShowData5,9,4,0);
show(ShowData6,16,0,1);
Play(Music_Girl,0,3,360);
delay_ms(2000);
}
}
}
}
void displayInit(void)
{
unsigned char i= 0;
for(i=0;i<16;i++)
{
LcdWriteData(ShowData[i]);
}
lcd_pos(0x40+3);
for(i=0;i<9;i++)
{
LcdWriteData(ShowData1[i]);
num=ShowData1[i]+6-'0';
TR0=1;
delay_ms(1000);
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