ISD4004SHUZU.rar_isd4004

/*定义放音命令,定义常量 #define ISDPOWERUP 0X20 //ISD4004上电 #define ISDSTOP 0X10 //ISD4004下电 #define OPERSTOP 0X30 //ISD4004停止当前操作 #define PLAYSET 0XE0 //ISD4004从指定地址开始放音 #define PLAYCUR 0XF0 //ISD4004从当前地址开始放音 #define RECSET 0XA0 //ISD4004从指定地址开始录音 #define RECCUR 0XB0 //ISD4004从当前地址开始录音*/ #include <reg52.h> sbit SCLK=P2^0; //ISD4004时钟 sbit SS =P2^1; //片选 sbit MOSI=P2^2; //数据输入 sbit RAC =P3^5; //行地址时钟 sbit K1 =P0^0; //录音按键 sbit K2 =P0^1; //停止按键 sbit K3 =P0^2; //放第一段 sbit K4 =P0^3; //放第二段 sbit K5 =P0^4; //放第三段 sbit K6 =P0^5; sbit LED =P1^1; //录音指示灯 sbit LED1=P1^2; //放音指示灯 sbit LED2=P1^3; //停止指示灯 unsigned int i=0; unsigned int a=0,b=0; unsigned char sta_sto_add[2400][2]; unsigned int stadd[20]; void JSK() //开计数器 { TMOD=0x50; TR1 =1; } void JSG() //关计数器 { TR1=0; } void delay(unsigned int time) //延迟n微秒 { while(time!=0) { time--; } } void delayms(unsigned int time) //延迟n毫秒 { TMOD=0x01; for(time;time>0;time--) { TH0=0xfc; TL0=0x18; TR0=1; while(TF0!=1) {;} TF0=0; TR0=0; } } void isd_send(unsigned char isdx)//spi串行发送子程序，8位数据 { unsigned char isx_counter; SS=0;//ss=0,打开spi通信端 SCLK=0; for(isx_counter=0;isx_counter<8;isx_counter++)//先发低位再发高位，依次发送。 { if((isdx&0x01)==1) MOSI=1; else MOSI=0; isdx=isdx>>1; SCLK=1; delay(2); SCLK=0; delay(2); } } void isd_stop()//stop指令（停止当前操作） { delay(10); isd_send(0x30); //isd_stopwrdn(); SS=1; delayms(50); } void isd_powerup()//发送上电指令 { delay(10); SS=0; isd_send(0x20); SS=1; delayms(50); } /*void isd_stopwrdn()//发送掉电指令 { delay(10); isd_send(0x10); SS=1; delayms(50); } */ void isd_play()//发送play指令 { LED1=1; LED =0; LED2=0; isd_send(0xf0); SS=1; } void isd_rec()//发送rec指令 { LED=1; LED1=0; LED2=0; isd_send(0xb0); SS=1; } void isd_setplay(unsigned char adl,unsigned char adh)//发送setplay指令 { delayms(1); isd_send(adl); //发送放音起始地址低位 delay(2); isd_send(adh); //发送放音起始地址高位 delay(2); isd_send(0xe0); //发送setplay指令字节 SS=1; } void isd_setrec(unsigned char adl,unsigned char adh)//发送setrec指令 { delayms(1); isd_send(adl); //发送放音起始地址低位 delay(2); isd_send(adh); //发送放音起始地址高位 delay(2); isd_send(0xa0); //发送setplay指令字节 SS=1; } void REC() //录音子程序 { LED=1;//表示录音模式 LED1=0; LED2=0; isd_powerup(); //ISD上电并延迟50ms isd_powerup(); delayms(500); //延迟500ms录音 if((TH1||TL1)==0) isd_setrec(TL1,TH1); else isd_setrec(TL1+1,TH1); //发送setplay指令 JSK(); isd_rec(); //发送rec指令 } void STOP() { LED2=1; //表示停止模式 LED1=0; LED =0; isd_stop(); //发送停止命令 JSG(); sta_sto_add[a][b]=TH1; b++; if(b>2)b=0; sta_sto_add[a][b]=TL1; a++; if(a==2400)a=0; } void PLAY1() { LED1=1;//表示放音模式 LED =0; LED2=0; isd_powerup(); //，ISD上电并延迟50ms isd_setplay(0x00,0x00); //发送setplay指令，从0x0000地址开始放音 isd_play(); //发送放音指令 } void PLAY2() { LED1=1;//表示放音模式 LED =0; LED2=0; isd_powerup(); //，ISD上电并延迟50ms isd_setplay(sta_sto_add[0][1]+1,sta_sto_add[0][0]); //发送setplay指令，从fh2,fl2地址开始放音 isd_play(); //发送放音指令 } void PLAY3() { LED1=1;//表示放音模式 LED =0; LED2=0; isd_powerup(); //，ISD上电并延迟50ms isd_setplay(sta_sto_add[1][1]+1,sta_sto_add[1][0]); //发送setplay指令，从fh2,fl2地址开始放音 isd_play(); //发送放音指令 } void PLAY4() { LED1=1;//表示放音模式 LED =0; LED2=0; isd_powerup(); //，ISD上电并延迟50ms isd_setplay(sta_sto_add[2][1]+1,sta_sto_add[2][0]); //发送setplay指令，从fh2,fl2地址开始放音 isd_play(); //发送放音指令 } void init() { P0=0xFF; P1=0x00; LED=0; LED1=0; LED2=1; TH1=0x00; TL1=0x00; TR1=0; } void main(void) { unsigned char k,k_temp; init(); k=P0; delayms(80); if(k!=0xff) { delay(1000); k_temp=P0; if(k==k_temp) { while(1) { if(K1==0) REC(); if(K2==0) STOP(); if(K3==0) PLAY1(); if(K4==0) PLAY2(); if(K5==0) PLAY3(); if(K6==0) PLAY4(); } } } }