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標題: 跪求一個完整的歌曲播放代碼的設計思路 [打印本頁]

作者: 一杯輕語醉 時間: 2019-6-19 23:12
標題: 跪求一個完整的歌曲播放代碼的設計思路
哪位大佬能簡單的指導一下我啊,求個大致的思路想靠自己的能力制作出來,提升自己的電子技術水平！C語言！希望大佬幫幫孩子要求：

基于51單片機的代碼，主要I為C芯片：89C51/2、DAC0832
將歌曲先寫入89C52的存儲區域，再經DAC0832輸出到放大電路驅動speak或者beep。

哪位大佬能簡單的指導一下我啊,求個大致的思路想靠自己的能力制作出來,提升自己的電子技術水平

作者: lon7085 時間: 2019-6-20 08:27
51hei論壇就有很多可參考的啊！
例如：
單片機+無源蜂鳴器實現音樂—世上只有媽媽好視頻演示Proteus仿真程序
http://www.zg4o1577.cn/bbs/dpj-163324-1.html

作者: hqsmpp 時間: 2019-6-20 09:04
將歌曲轉換成頻率值存進數組，再用頻率值驅動喇叭，這樣做出來只有音調，而且89c52也存不了多長時間的音樂，想放音樂最好學學SD卡的使用

作者: 那小白說你呢 時間: 2019-6-20 12:44
拿去吧，不謝！

// --------------------  擁抱你的離去  ---------------
#include<reg51.h>
#define uint8 unsigned char
#define uint16  unsigned int

sbit Music=P2^0;

uint16 code FreTab_Low[7]={262,294,330,349,392,440,494};       //低音頻率表
uint16 code FreTab_Mid[7]={523,578,659,698,784,880,988};       //中音頻率表
uint16 code FreTab_Hight[7]={1046,1175,1318,1397,1568,1760,1976}; //高音頻率表

uint8 code  ybnlc[]={
0x06,0x08,0x06,0x04,0x06,0x04,0x06,0x04,0x11,0x04,0x06,0x04,0x05,0x04,0x06,0x0f,
0x11,0x04,0x12,0x04,0x13,0x08,0x13,0x08,0x15,0x04,0x15,0x04,0x13,0x04,0x12,0x04,0x13,0x0f,
0x13,0x04,0x15,0x04,0x12,0x08,0x12,0x08,0x12,0x04,0x13,0x04,0x12,0x04,0x11,0x04,0x12,0x0f,
0x12,0x04,0x13,0x04,0x06,0x08,0x06,0x04,0x06,0x04,0x06,0x04,0x11,0x04,0x06,0x04,0x05,0x04,
0x05,0x04,0x03,0x0f,
0x06,0x08,0x06,0x08,0x06,0x04,0x11,0x04,0x06,0x04,0x05,0x04,0x06,0x0f,
0x11,0x04,0x12,0x04,0x13,0x08,0x13,0x08,0x15,0x04,0x15,0x04,0x13,0x04,0x12,0x04,0x13,0x0f,
0x13,0x04,0x15,0x04, 0x12,0x08, 0x12,0x04, 0x12,0x04,  0x12,0x04, 0x11,0x04, 0x12,0x0f,
0x06,0x08,0x06,0x04,0x05,0x04,0x06,0x12,

0x11,0x08,0x12,0x08,0x13,0x04,0x13,0x08,0x13,0x04,0x13,0x04,
0x12,0x04,0x12,0x08,0x13,0x04,0x13,0x08,0x13,0x04,0x13,0x08,0x15,0x08,
0x16,0x04,0x16,0x08,0x16,0x04,0x16,0x04,0x15,0x04,0x15,0x08,0x16,0x0f,
0x15,0x04,0x16,0x04,
0x21,0x08,0x21,0x04,0x21,0x04,
0x16,0x04, 0x16,0x04,0x15,0x04,0x15,0x0c,0x15,0x04,
0x15,0x04, 0x16,0x04,0x15,0x04,0x13,0x04,0x13,0x12,
0x15,0x08, 0x13,0x04,0x12,0x04,0x12,0x0c,0x12,0x04,
0x13,0x04, 0x12,0x04,0x11,0x04,0x12,0x08,
0x15,0x08, 0x13,0x04,0x12,0x04,
0x12,0x08, 0x12,0x04,0x12,0x04,0x12,0x04,
0x13,0x04, 0x12,0x04,0x11,0x04,0x06,0x0a,
0x06,0x08, 0x05,0x0a,0x06,0x04,  0x07,0x08,
0x05,0x04, 0x13,0x08,0x05,0x08,    0x06,0x0f,

0x11,0x08,0x12,0x08,0x13,0x04,0x13,0x08,0x13,0x04,0x13,0x04,
0x12,0x04,0x12,0x08,0x13,0x04,0x13,0x08,0x13,0x04,0x13,0x08,0x15,0x08,
0x16,0x04,0x16,0x08,0x16,0x04,0x16,0x04,0x15,0x04,0x15,0x08,0x16,0x0f,
0x15,0x04,0x16,0x04,
0x21,0x08,0x21,0x04,0x21,0x04,
0x16,0x04, 0x16,0x04,0x15,0x04,0x15,0x0c,0x15,0x04,
0x15,0x04, 0x16,0x04,0x15,0x04,0x13,0x04,0x13,0x12,
0x15,0x08, 0x13,0x04,0x12,0x04,0x12,0x0c,0x12,0x04,
0x13,0x04, 0x12,0x04,0x11,0x04,0x12,0x08,
0x15,0x08, 0x13,0x04,0x12,0x04,
0x12,0x08, 0x12,0x04,0x12,0x04,0x12,0x04,
0x13,0x04, 0x12,0x04,0x11,0x04,0x06,0x0a,
0x06,0x08, 0x05,0x0a,0x06,0x04,  0x07,0x08,
0x05,0x04, 0x13,0x08,0x05,0x08,    0x06,0x0f,
0x11,0x08,0x12,0x08,0x13,0x04,0x13,0x08,0x13,0x04,0x13,0x04,
0x12,0x04,0x12,0x08,0x13,0x04,0x13,0x08,0x13,0x04,0x13,0x08,0x15,0x08,
0x16,0x04,0x16,0x08,0x16,0x04,0x16,0x04,0x15,0x04,0x15,0x08,0x16,0x0f,
0x15,0x04,0x16,0x04,
0x21,0x08,0x21,0x04,0x21,0x04,
0x16,0x04, 0x16,0x04,0x15,0x04,0x15,0x0c,0x15,0x04,
0x15,0x04, 0x16,0x04,0x15,0x04,0x13,0x04,0x13,0x12,
0x15,0x04,0x16,0x04,
0x21,0x08,0x21,0x04,0x21,0x04,
0x16,0x04, 0x16,0x04,0x15,0x04,0x15,0x0c,0x15,0x04,
0x15,0x04, 0x16,0x04,0x15,0x04,0x13,0x04,0x13,0x12,
0x15,0x04,0x15,0x04, 0x16,0x04,0x15,0x04,0x13,0x04,0x13,0x12,

0x00,0x00

};
uint16 Fre;  //存放獲取頻率值的變量

void Timer_Init()
{
TMOD=0x11;
EA=1;
ET0=1;
ET1=0;
TR0=0;
TR1=0;
}

void Timer0_i() interrupt 1
{
TH0=Fre/256;
TL0=Fre%256;
if(Music==0)
Music=1;
else Music=0;
}

void Music_Play(uint8 *MusicTab)
{
uint8 *pMusic;
uint8 temp,i;

pMusic=MusicTab;  //將歌曲首地址給指針變量
while(*pMusic!=0)
{
if((*pMusic&0xf0)==0x00)
Fre=65536-1000000/FreTab_Low[*pMusic&0x0f];
else if((*pMusic&0xf0)==0x10)
Fre=65536-1000000/FreTab_Mid[*pMusic&0x0f];
else if((*pMusic&0xf0)==0x20)
Fre=65536-1000000/FreTab_Hight[*pMusic&0x0f];

TH0=Fre/256; //計算頻率初值，賦高八位
TL0=Fre%256; //計算頻率初值，賦低八位
TH1=0x3c;       //定時器1賦初值，定時50ms
TL1=0xb0;

pMusic++;       //獲得節拍值
temp=*pMusic;
TR0=1; //開啟定時器T0
TR1=1; //開啟定時器T1
for(i=0;i<temp;i++)
{
while(TF1==0); //判斷定時器1是否溢出
TH1=0x3c;
TL1=0xb0;
TF1=0;
}
pMusic++;
}
}

void main()
{
Timer_Init();
while(1)
{
Music_Play(ybnlc);
}
}

作者: 那小白說你呢 時間: 2019-6-20 12:54
若要再深入，會有更精彩！

音樂選播.rar (22 KB, 下載次數: 8)

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