基于STC12C5A60S2的帶有掉電記憶功能的音樂盒

ID:475984 · 發(fā)表于 2019-2-12 18:11

晶振值33.1776MHz
功能簡介：K16控制暫停與繼續(xù)
K4 上一曲
K12下一曲
數(shù)碼管顯示當(dāng)前歌曲序號

具有l(wèi)cd1602顯示功能

應(yīng)用EEPROM具有掉電記憶
默認(rèn)演奏上次斷電所演奏的歌曲
主函數(shù)

#include <stc12c5a60s2.h>
#define Xtal 33177600 //賦晶振值
#define All 4 //歌曲總數(shù)
sbit BUZZ = P1^3; //蜂鳴器控制引腳
sbit KEY = P2^4; //按鍵定義
sbit KEY4 = P2^7;
sbit KEY12 = P2^5;
/*sbit ADDR0 = P2^0; //數(shù)碼管顯示控制
sbit ADDR1 = P2^1;
sbit ADDR2 = P2^2;
sbit ENLED = P1^1; //總線收發(fā)器*/
bit KeySta = 1; //當(dāng)前按鍵狀態(tài)
bit KeySta4 = 1;
bit KeySta12 = 1;
bit backup = 1; //默認(rèn)彈起時(shí)時(shí)一
bit backup4 = 1;
bit backup12 = 1;
bit cntkey = 0; //判斷暫停還是播放
bit breakflage = 0;//用按鍵改變歌曲標(biāo)志
unsigned char keybuf = 0xFF;
unsigned char keybuf4 = 0xFF;
unsigned char keybuf12 = 0xFF;
unsigned char Num; //第幾首歌
unsigned char sizeofNote;//節(jié)拍的多少
void E2WriteByte(unsigned char addr, unsigned char dat);
unsigned char E2ReadByte(unsigned char addr);
void Delay_ms(unsigned int ms);//延時(shí)函數(shù)
extern void I2CStart();
extern void I2CStop();
extern unsigned char I2CReadNAK();
extern bit I2CWrite(unsigned char dat);
extern void LcdWriteCmd(unsigned char cmd);
extern void LcdWaitReady();
extern void InitLcd1602();
extern void LcdShowStr(unsigned char x, unsigned char y, unsigned char *str);
void lcd1602updata();
void PlayControl(unsigned char Num);//歌曲選擇函數(shù)
void Play();//演奏函數(shù)
//unsigned char code LedChar[] = {0xC0, 0xF9, 0xA4, 0xB0, 0x99, 0x92, 0x82, 0xF8,0x80, 0x90, 0x88, 0x83, 0xC6, 0xA1, 0x86, 0x8E};//數(shù)碼管顯示字符轉(zhuǎn)換表
unsigned int code NoteFrequ[] = { //中音1-7低音1-7和高音1-7對應(yīng)頻率列表
523, 587, 659, 698, 784, 880, 988, //中音1-7
1047, 1175, 1319, 1397, 1568, 1760, 1976, //高音1-7
262, 294, 330, 349, 392, 440, 494,300//低音1-7 最后一個(gè)純屬湊數(shù)
};
unsigned int code NoteReload[] = { //中音1-7和高音1-7對應(yīng)的定時(shí)器重載值
65536 - (Xtal/12) / (523*2), //中音1
65536 - (Xtal/12) / (587*2), //2
65536 - (Xtal/12) / (659*2), //3
65536 - (Xtal/12) / (698*2), //4
65536 - (Xtal/12) / (784*2), //5
65536 - (Xtal/12) / (880*2), //6
65536 - (Xtal/12) / (988*2), //7
65536 - (Xtal/12) / (1047*2), //高音1
65536 - (Xtal/12) / (1175*2), //2
65536 - (Xtal/12) / (1319*2), //3
65536 - (Xtal/12) / (1397*2), //4
65536 - (Xtal/12) / (1568*2), //5
65536 - (Xtal/12) / (1760*2), //6
65536 - (Xtal/12) / (1976*2), //7
65536 - (Xtal/12) / (262*2), //低音1
65536 - (Xtal/12) / (294*2), //2
65536 - (Xtal/12) / (330*2), //3
65536 - (Xtal/12) / (349*2), //4
65536 - (Xtal/12) / (392*2), //5
65536 - (Xtal/12) / (440*2), //6
65536 - (Xtal/12) / (494*2), //7
65536 - (Xtal/12) / (300*2), //純屬湊數(shù)
};
unsigned char *SongNote, *SongBeat;//指針
unsigned char code XiaoXingXingNote[] = { //小星星
1, 1, 5, 5, 6, 6, 5, 4, 4, 3, 3, 2, 2, 1,
5, 5, 4, 4, 3, 3, 2, 5, 5, 4, 4, 3, 3, 2 ,
1, 1, 5, 5, 6, 6, 5, 4, 4, 3, 3, 2, 2, 1, 0xff };
unsigned char code XiaoXingXingBeat[] = {
4, 4, 4, 4, 4, 4, 8, 4, 4, 4, 4, 4, 4, 8,
4, 4, 4, 4, 4, 4, 8, 4, 4, 4, 4, 4, 4, 8,
4, 4, 4, 4, 4, 4, 8, 4, 4, 4, 4, 4, 4, 8,};
unsigned char code TwoTigerNote[] = { //兩只老虎音符表
1, 2, 3, 1, 1, 2, 3, 1, 3, 4, 5, 3, 4, 5,
5,6, 5,4, 3, 1, 5,6, 5,4, 3, 1, 1, 5, 1, 1, 5, 1,0xff};
unsigned char code TwoTigerBeat[] = { //兩只老虎節(jié)拍表，4表示一拍，1就是1/4拍，8就是2拍
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 8, 4, 4, 8,
3,1, 3,1, 4, 4, 3,1, 3,1, 4, 4, 4, 4, 8, 4, 4, 8,
};
unsigned char code HappybirthdayNote[] = { //生日快樂歌
5, 5, 6, 5, 8, 7, 22, 5, 5, 6, 5, 9, 8, 5, 5, 12, 10, 8, 7, 6, 11, 11, 10, 8, 9, 8,0xff };
unsigned char code HappybirthdayBeat[] = {
2, 2, 4, 4, 4, 4, 4, 2, 2, 4, 4, 4, 8, 2, 2, 4, 4, 4, 4, 8, 2, 2, 4, 4, 4, 8};
unsigned char code ZhiduanqingchangNote[] = { //紙短情長
//8, 9, 10, 9, 8, 6, 22, 11, 10, 9, 22, 7, 8, 9, 7, 7, 5, 22, 7, 9, 8, 8, 3, 4, 2, 3, 1, 1, 5, 2, //前奏
19, 3, 3, 3, 2, 3, 1, 2, 2, 2, 1, 2, 5, 1, 1, 1, 20, 1, 20, 19, 2, 2, 2, 3, 20, 19, 4, 4, 4, 3, 4, 1, 2, 2, 2, 1, 2, 5,
1, 1, 1, 20, 1, 20, 3, 2, 2, 1, 1, 22, 22, 22, 1, 1, 2, 3, 3, 3, 22, 3, 2, 1, 21, 6, 5, 22, 5, 6, 7, 8, 3, 3, 22, 8, 7, 8,
7, 3, 5, 5, 6, 8, 5, 6, 22, 6, 5, 4,5, 3, 2, 1, 20, 1, 3, 2, 2, 1, 2, 5, 1, 2, 5, 22, 22, 22, 1, 1, 2,
3, 3, 2, 3, 22, 3, 2, 1, 5, 5, 3, 5, 22, 5, 6, 7, 8, 8, 8, 8, 8, 7, 6, 7, 6, 3, 5, 5, 5, 6, 8, 5, 6, 22, 6, 5, 4,
5, 3, 2, 1, 6, 1, 3, 2, 2, 1, 2, 1, 20, 1, 22, 22, 20, 1, 3, 2, 2, 22, 2, 1, 2, 1, 1, 22, 20, 1, 1, 0xff};
unsigned char code ZhiduanqingchangBeat[] = {
//2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 8, 8, 12, 4, 5, 4, 8, 8, 4, //前奏
8, 2, 2, 2, 2, 2, 5, 2, 2, 2, 2, 2, 5, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 4, 5, 2, 2, 2, 2, 2, 5,
2, 2, 2, 2, 2, 5, 2, 2, 2, 2, 8, 4, 4, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2,
4, 2, 5, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 5, 1, 1, 2, 2, 2, 2, 2, 4, 2, 16, 16,4, 4, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 4, 2, 4, 2, 2, 2, 4, 2, 2, 2, 2, 2,
2, 4, 2, 5, 1, 1, 2, 2, 2, 2, 2, 4, 1, 12, 4, 2, 1, 1, 2, 2, 8, 2, 1, 1, 2, 2, 8, 2, 2, 12, 16};
bit enable = 1; //蜂鳴器發(fā)聲使能標(biāo)志
bit tmrflag = 0; //定時(shí)器中斷完成標(biāo)志
unsigned char T0RH = 0xFF; //T0重載值的高字節(jié)
unsigned char T0RL = 0x00; //T0重載值的低字節(jié)
void main()
{
unsigned char dat;
EA = 1; //使能全局中斷
TMOD = 0x11; //配置T0，T1工作在模式1
TH0 = T0RH;
TL0 = T0RL;
ET0 = 1; //使能T0中斷
ET1 = 1; //使能T1中斷
TR1 = 1; //啟動(dòng)T1
// ENLED = 0x00; //使能總線收發(fā)器
// ADDR2=1; ADDR1=0; ADDR0=1;//選擇最右邊的數(shù)碼管
P23 = 0; //啟用KEY
InitLcd1602();
dat = E2ReadByte(0x01); //讀取指定地址上的一個(gè)字節(jié)
if(dat>All||dat<=0)
Num = 1;
else
Num = dat;
while (1)
{
//P0 = LedChar[Num]; //數(shù)碼管顯示當(dāng)前歌曲序號
LcdWriteCmd(0x01); //清屏
lcd1602updata();
PlayControl(Num);
if(breakflage == 1)
breakflage = 0;
else
Delay_ms(500);
}
}
void PlayControl(unsigned char Num)
{
E2WriteByte(0x01, Num); //再寫回到對應(yīng)的地址上
switch(Num)
{
case 4:SongNote = XiaoXingXingNote; SongBeat = XiaoXingXingBeat; sizeofNote = sizeof(XiaoXingXingNote); Play();break;
case 2:SongNote = TwoTigerNote; SongBeat =TwoTigerBeat; sizeofNote = sizeof(TwoTigerNote); Play();break;
case 3:SongNote = HappybirthdayNote; SongBeat =HappybirthdayBeat; sizeofNote = sizeof(HappybirthdayNote); Play();break;
case 1:SongNote = ZhiduanqingchangNote;SongBeat =ZhiduanqingchangBeat;sizeofNote = sizeof(ZhiduanqingchangNote);Play();break;
default:break;
}
}
void lcd1602updata()
{
switch(Num)
{
case 1:LcdShowStr(4,0,"1.zhiduanqingchang");break;
case 2:LcdShowStr(4,0,"2.liangzhilaohu");break;
case 3:LcdShowStr(4,0,"3.zhunishengrikuaile");break;
case 4:LcdShowStr(4,0,"4.xiaoxingxing");break;
default:break;
}
}
/* 演奏函數(shù) */
void Play()//演奏函數(shù)
{
unsigned char beat; //當(dāng)前節(jié)拍索引
unsigned char note; //當(dāng)前節(jié)拍對應(yīng)的音符
unsigned int time = 0; //當(dāng)前節(jié)拍計(jì)時(shí)
unsigned int beatTime = 0; //當(dāng)前節(jié)拍總時(shí)間
unsigned int soundTime = 0; //當(dāng)前節(jié)拍需發(fā)聲時(shí)間
for (beat=0; beat<sizeofNote; ) //用節(jié)拍索引作為循環(huán)變量
{
if(breakflage == 1)
break;
while (!tmrflag); //每次定時(shí)器中斷完成后，檢測并處理節(jié)拍
tmrflag = 0;
if (time == 0) //當(dāng)前節(jié)拍播完則啟動(dòng)一個(gè)新節(jié)拍
{
if(breakflage == 1)
break;
note = SongNote[beat] - 1;
if(note == 0xfe)
{
if(Num == All)
Num = 1;
else
Num++;
break;
}
T0RH = NoteReload[note] >> 8;
T0RL = NoteReload[note];
beatTime = (SongBeat[beat] * NoteFrequ[note]) >> 2;//計(jì)算節(jié)拍總時(shí)間，右移2位相當(dāng)于除4，移位代替除法可以加快執(zhí)行速度
soundTime = beatTime - (beatTime >> 2);//計(jì)算發(fā)聲時(shí)間，
enable = 1; //指示蜂鳴器開始發(fā)聲
if (note == 21)//簡譜的0 等待
enable =0;
time++;
}
else //當(dāng)前節(jié)拍未播完則處理當(dāng)前節(jié)拍
{
if (time >= beatTime) //當(dāng)前持續(xù)時(shí)間到達(dá)節(jié)拍總時(shí)間時(shí)歸零，
{ //并遞增節(jié)拍索引，以準(zhǔn)備啟動(dòng)新節(jié)拍
time = 0;
beat++;
}
else //當(dāng)前持續(xù)時(shí)間未達(dá)到總時(shí)間時(shí)，
{
time++; //累加時(shí)間計(jì)數(shù)
if (time == soundTime) //到達(dá)發(fā)聲時(shí)間后，指示關(guān)閉蜂鳴器，
{ //插入0.25*總時(shí)間的靜音間隔，
enable = 0; //用以區(qū)分連續(xù)的兩個(gè)節(jié)拍
}
}
}
}
}
void Delay_ms(unsigned int ms)
{
for(;ms > 0;ms--)
{
unsigned char i, j;
i = 33;
j = 66;
do
{
while (--j);
} while (--i);
}
}
unsigned char E2ReadByte(unsigned char addr)
{
unsigned char dat;
I2CStart();
I2CWrite(0x51<<1);//發(fā)送E2PROM地址
I2CWrite(addr);//要讀取的地址
I2CStart(); //重新發(fā)送起始信號
I2CWrite((0x51<<1) |0x01);
dat = I2CReadNAK();
I2CStop();
return dat;
}
void E2WriteByte(unsigned char addr, unsigned char dat)
{
I2CStart();
I2CWrite(0x51<<1);//發(fā)送E2PROM地址
I2CWrite(addr);//要寫入的地址
I2CWrite(dat);//要寫入的數(shù)據(jù)
I2CStop();
}
/*控制蜂鳴器發(fā)聲 */
void InterruptTimer0() interrupt 1
{
TH0 = T0RH; //重新加載重載值
TL0 = T0RL;
tmrflag = 1;
if (enable) //使能時(shí)反轉(zhuǎn)蜂鳴器控制電平
BUZZ = ~BUZZ;
else //未使能時(shí)關(guān)閉蜂鳴器
BUZZ = 1;
}
/*按鍵掃描*/
void InterruptTimer1() interrupt 3 //按鍵部分參看之前的帖子帶有計(jì)次功能的秒表
{
TH1 = 0xC9;
TL1 = 0xEA;
keybuf = (keybuf<<1) | KEY;
if (keybuf == 0x00)
KeySta = 0;
else if (keybuf == 0xFF)
KeySta = 1;
else{}
keybuf4 = (keybuf4<<1) | KEY4;
if (keybuf4 == 0x00)
KeySta4 = 0;
else if (keybuf4 == 0xFF)
KeySta4 = 1;
else{}
keybuf12= (keybuf12<<1) | KEY12;
if (keybuf12 == 0x00)
KeySta12 = 0;
else if (keybuf12 == 0xFF)
KeySta12 = 1;
else{}
if (KeySta != backup)
{
if (backup == 0)
{
cntkey=~cntkey;
TR0 = cntkey;
}
backup = KeySta;
}
if (KeySta4 != backup4)
{
if(backup4 ==0)
{
breakflage = 1;
if(Num <All)
Num++;
else if(Num == All)
Num =1;
LcdWriteCmd(0x01); //清屏
lcd1602updata();
//P0 = LedChar[Num];
}
backup4 = KeySta4;
}
if (KeySta12 != backup12)
{
if(backup12 ==0)
{
breakflage = 1;
if(Num >1)
Num--;
else if(Num == 1)
Num =All;
LcdWriteCmd(0x01); //清屏
lcd1602updata();
//P0 = LedChar[Num];
}
backup12 = KeySta12;
}
}

復(fù)制代碼

LCD1602函數(shù)

#include <STC12C5A60S2.h>
#include <intrins.h>
#define LCD1602_DB P0
sbit LCD1602_RS = P2^0;
sbit LCD1602_RW = P2^1;
sbit LCD1602_E = P1^2;
# pragma optimize(4, SPEED)
void delayus(unsigned int n)
{
extern void _nop_(void);
register unsigned char i = n, j = (n>>8);
_nop_(); _nop_(); _nop_();
if ((--i) | j)
{
do
{
_nop_(); _nop_(); _nop_(); _nop_(); _nop_(); _nop_(); _nop_(); _nop_();
if (0xFF == (i--)) j--; else {_nop_(); _nop_(); _nop_(); _nop_(); _nop_(); _nop_();};
} while (i | j);
}
}
void delayms(unsigned int n) {while (n--) delayus(1000);}
/* 等待液晶準(zhǔn)備好 */
void LcdWaitReady()
{
unsigned char sta;
LCD1602_DB = 0xFF;
LCD1602_RS = 0;
LCD1602_RW = 1;
do {
LCD1602_E = 1;
sta = LCD1602_DB; //讀取狀態(tài)字
LCD1602_E = 0;
} while (sta & 0x80); //bit7等于1表示液晶正忙，重復(fù)檢測直到其等于0為止
}
/* 向LCD1602液晶寫入一字節(jié)命令，cmd-待寫入命令值 */
void LcdWriteCmd(unsigned char cmd)
{
LcdWaitReady();
LCD1602_RS = 0;
LCD1602_RW = 0;
LCD1602_DB = cmd;
delayus(1);
LCD1602_E = 1; delayus(1);
LCD1602_E = 0; delayms(2);
}
void LcdWriteDat(unsigned char dat)
{
LcdWaitReady();
LCD1602_RS = 1;
LCD1602_RW = 0;
LCD1602_DB = dat; delayus(1);
LCD1602_E = 1; delayus(1);
LCD1602_E = 0; delayms(2);
}
/* 設(shè)置顯示RAM起始地址，亦即光標(biāo)位置，(x,y)-對應(yīng)屏幕上的字符坐標(biāo) */
void LcdSetCursor(unsigned char x, unsigned char y)
{
unsigned char addr;
if (y == 0) //由輸入的屏幕坐標(biāo)計(jì)算顯示RAM的地址
addr = 0x00 + x; //第一行字符地址從0x00起始
else
addr = 0x40 + x; //第二行字符地址從0x40起始
LcdWriteCmd(addr | 0x80); //設(shè)置RAM地址
}
/* 在液晶上顯示字符串，(x,y)-對應(yīng)屏幕上的起始坐標(biāo)，str-字符串指針 */
void LcdShowStr(unsigned char x, unsigned char y, unsigned char *str)
{
bit flag = 0;
unsigned char Num = 0;
LcdSetCursor(x, y); //設(shè)置起始地址
while (*str != '\0') //連續(xù)寫入字符串?dāng)?shù)據(jù)，直到檢測到結(jié)束符
{
LcdWriteDat(*str++);
Num ++;
if(Num >=12)
{
flag = 1;
break;
}
}
if(flag == 1)
{
LcdSetCursor(0, 1);
while (*str != '\0') //連續(xù)寫入字符串?dāng)?shù)據(jù)，直到檢測到結(jié)束符
{
LcdWriteDat(*str++);
}
}
}
/* 初始化1602液晶 */
void InitLcd1602()
{
LcdWriteCmd(0x38); //16*2顯示，5*7點(diǎn)陣，8位數(shù)據(jù)接口
LcdWriteCmd(0x0C); //顯示器開，光標(biāo)關(guān)閉
LcdWriteCmd(0x06); //文字不動(dòng)，地址自動(dòng)+1
LcdWriteCmd(0x01); //清屏
}

復(fù)制代碼

ID:1 · 發(fā)表于 2019-2-13 00:43

本帖需要重新編輯補(bǔ)全電路原理圖,源碼,詳細(xì)說明與圖片即可獲得100+黑幣(帖子下方有編輯按鈕)

ID:229821 · 發(fā)表于 2019-3-29 20:11

下面還有嗎？？

ID:399179 · 發(fā)表于 2019-11-22 21:53

saya0769 發(fā)表于 2019-3-29 20:11
下面還有嗎？？

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基于STC12C5A60S2的帶有掉電記憶功能的音樂盒