isd系列语音控制芯片代码实例

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1、//ISD4004DRIVER#include"mcu-define.h"#include"delay.h"#include"isd4004.h"sbitISD4XXX_SCLK=P3^6;sbitISD4XXX_MISO=P3^4;sbitISD4XXX_MOSI=P3^5;sbitISD4XXX_SS=P3^7;//ISD4004命令码/*指令8位控制码，16位地址码操作摘要POWERUP00100xxx（xxxxxxxxxxxxxxxx）上电：等待TPUD后器件可以工作SETPLAY11100xxx（A15~A0）从指令地址开始放音，

2、须后跟PLAY指令，使放音继续PLAY11110xxx（xxxxxxxxxxxxxxx）从当前地址开始放音（直至EOM或OVF）SETREC10110xxx（A15~A0）从指定地址开始录音，须后跟REC指令，使录音继续REC110110（xxxxxxxxxxxxxxx）从当前地址开始录音（直至OVF或停止）SETMC11101xxx（A15~A0）从指定地址开始快进，须后跟MC指令，使快进继续MC11111xxx（xxxxxxxxxxxxxxx）执行快进，直到EOM，若再无信息，则进入OVF状态STOP0x110xxx（xxxxxxxxx

3、xxxxxx）停止当前操作STOPPWRDN0X01Xxxx（xxxxxxxxxxxxxxx）停止当前的操作并掉电RINT0X110xxx（xxxxxxxxxxxxxxxx）读状态；OVF和EOM*/#defineISD4XXX_POWER_UP0x20#defineISD4XXX_SET_PLAY0xe0#defineISD4XXX_PLAY0xf0#defineISD4XXX_SET_REC0xb0#defineISD4XXX_REC0xd8#defineISD4XXX_SET_MC0xe8#defineISD4XXX_MC0xf8#d

4、efineISD4XXX_STOP0x30#defineISD4XXX_STOP_PWRDN0x10#defineISD4XXX_RINT0x30unsignedcharisd_spi(ISD_COMMAND*isdcommand){unsignedchari;unsignedlongmiso;unsignedlongmosi=(unsignedlong*)isdcommand;ISD4XXX_MISO=1;ISD4XXX_SCLK=0;ISD4XXX_SS=0;miso=0;for(i=0;i<24;i++){miso<<=1;miso

5、

6、=(unsignedlong)ISD4XXX_MISO;if(mosi&0x800000==0x1)ISD4XXX_MOSI=1;elseISD4XXX_MOSI=0;ISD4XXX_SCLK=1;mosi<<=1;ISD4XXX_SCLK=0;}ISD4XXX_SCLK=1;return(char*)(miso+1);}voidISD4XXX_Record(unsignedintaddress){//1.powerup//2.TPUD(25ms)*2;//3.powerup;//4.setrecordaddress=00;//5.recc

7、ommand.ISD_COMMANDisd_command;isd_command.command_code=ISD4XXX_POWER_UP;//isd_command.int_address=0;isd_spi(&isd_command);soft_delay_10ms(3);soft_delay_10ms(3);isd_spi(&isd_command);isd_command.command_code=ISD4XXX_SET_REC;isd_command.int_address=address;isd_spi(&isd_comma

8、nd);isd_command.command_code=ISD4XXX_REC;//isd_command.int_address=0;isd_spi(&isd_command);}voidISD4XXX_Play(unsignedintaddress){//1.POWERUP//2.Delaytpuid.//3.SETPLAYWITHADDRESS0;//4.SENDplaycommand.ISD_COMMANDisd_command;isd_command.command_code=ISD4XXX_POWER_UP;//isd_com

9、mand.int_address=0;isd_spi(&isd_command);soft_delay_10ms(3);isd_command.command_code=ISD4