// Return 1: success.
uint8 LD_AsrRun()
{
SendString("LD_AsrRun().");
SendLineEnd();
LD_WriteReg(0x35, MIC_VOL);
// LD_WriteReg(0xB3, 0x0D); // 用户阅读 开发手册 理解B3寄存器的调整对于灵敏度和识别距离的影响
LD_WriteReg(0x1C, 0x09);
LD_WriteReg(0xBD, 0x20);
LD_WriteReg(0x08, 0x01);
delay( 1 );
LD_WriteReg(0x08, 0x00);
delay( 1 );
if(LD_Check_ASRBusyFlag_b2() == 0)
{
return 0;
}
LD_WriteReg(0xB2, 0xff);
LD_WriteReg(0x37, 0x06);
delay( 5 );
LD_WriteReg(0x1C, 0x0b);
LD_WriteReg(0x29, 0x10);
LD_WriteReg(0xBD, 0x00);
EX0=1;
return 1;
}
static unsigned char LD_AsrRun(void)
{
LD_WriteReg(0x35, MIC_VOL); //麦克风音量
// LD_Write(0xB3, 0x0D); //
LD_WriteReg(0x1C, 0x09); //ADC开关控制，写09H Reserve 保留命令字
LD_WriteReg(0xBD, 0x20); //初始化控制寄存器 写入20H；
LD_WriteReg(0x08, 0x01); //清除FIFO内容第0位：写入->清除FIFO_DATA第二位
delay( 1 );
LD_WriteReg(0x08, 0x00); //
delay( 1 );
if(LD_Check_ASRBusyFlag_b2() == 0)
{
return 0;
}
LD_WriteReg(0xB2, 0xff); //
LD_WriteReg(0x37, 0x06); //
delay( 5 );
//LD_TEST();
LD_WriteReg(0x1C, 0x0b); //
LD_WriteReg(0x29, 0x10); //
LD_WriteReg(0xBD, 0x00); //
//EX0=1; //
EXTI_ClearITPendingBit(EXTI_Line5);
return 1;
}
void LD_AdjustMIX2SPVolume(uint8 val)
{
ucSPVol = val;
val = ((15-val)&0x0f) << 2;
LD_WriteReg(0x8E, val | 0xc3);
LD_WriteReg(0x87, 0x78);
}
void LD_AsrAddFixed_ByString(char * pRecogString, uint8 k)
{
uint8 nAsrAddLength;
SendByteHex(k);
SendString(" ");
SendString(pRecogString);
SendLineEnd();
if (*pRecogString==0)
return;
LD_WriteReg(0xc1, k );
LD_WriteReg(0xc3, 0 );
LD_WriteReg(0x08, 0x04);
delay(1);
LD_WriteReg(0x08, 0x00);
delay(1);
for (nAsrAddLength=0; nAsrAddLength<50; nAsrAddLength++)
{
if (pRecogString[nAsrAddLength] == 0)
break;
LD_WriteReg(0x5, pRecogString[nAsrAddLength]);
}
LD_WriteReg(0xb9, nAsrAddLength);
LD_WriteReg(0xb2, 0xff);
LD_WriteReg(0x37, 0x04);
}
static void LD_Init_ASR(void)
{
LD_Init_Common();
LD_WriteReg(0xBD, 0x00);
LD_WriteReg(0x17, 0x48);
delay(5);
LD_WriteReg(0x3C, 0x80);
LD_WriteReg(0x3E, 0x07);
LD_WriteReg(0x38, 0xff);
LD_WriteReg(0x3A, 0x07);
LD_WriteReg(0x40, 0);
LD_WriteReg(0x42, 8);
LD_WriteReg(0x44, 0);
LD_WriteReg(0x46, 8);
delay(1);
}
void LD_Init_ASR()
{
nLD_Mode=LD_MODE_ASR_RUN;
LD_Init_Common();
LD_WriteReg(0xBD, 0x00);
LD_WriteReg(0x17, 0x48);
delay( 10 );
LD_WriteReg(0x3C, 0x80);
LD_WriteReg(0x3E, 0x07);
LD_WriteReg(0x38, 0xff);
LD_WriteReg(0x3A, 0x07);
LD_WriteReg(0x40, 0);
LD_WriteReg(0x42, 8);
LD_WriteReg(0x44, 0);
LD_WriteReg(0x46, 8);
delay( 1 );
}
void LD_ReloadMp3Data_2()
{
uint32 nCurMp3Pos;
uint8 val;
uint8 k;
nCurMp3Pos = nMp3StartPos + nMp3Pos;
FLASH_CS=1;
FLASH_CLK=0;
FLASH_CS=0;
IO_Send_Byte(W25P_FastReadData);
IO_Send_Byte(((nCurMp3Pos & 0xFFFFFF) >> 16));
IO_Send_Byte(((nCurMp3Pos & 0xFFFF) >> 8));
IO_Send_Byte(nCurMp3Pos & 0xFF);
IO_Send_Byte(0xFF);
ucStatus = LD_ReadReg(0x06);
while ( !(ucStatus&MASK_FIFO_STATUS_AFULL) && (nMp3Pos<nMp3Size) )
{
val=0;
for(k=0;k<8;k++)
{
FLASH_CLK=0;
val<<=1;
FLASH_CLK=1;
val|=FLASH_DO;
}
LD_WriteReg(0x01,val);
nMp3Pos++;
ucStatus = LD_ReadReg(0x06);
}
FLASH_CS=1;
FLASH_CLK=0;
}
void LD_play()
{
nMp3Pos=0;
bMp3Play=1;
if (nMp3Pos >= nMp3Size)
return ;
LD_ReloadMp3Data();
LD_WriteReg(0xBA, 0x00);
LD_WriteReg(0x17, 0x48);
LD_WriteReg(0x33, 0x01);
LD_WriteReg(0x29, 0x04);
LD_WriteReg(0x02, 0x01);
LD_WriteReg(0x85, 0x5A);
EX0=1;
}
void ProcessInt(void)
{
unsigned char nAsrResCount=0;
unsigned char ucRegVal;
unsigned char ucHighInt;
unsigned char ucLowInt;
ucRegVal = LD_ReadReg(0x2B);
if(myRobot.ld3320State.mode==LD_MODE_ASR_RUN)
{
//语音识别产生的中断
//有声音输入，不论是别成功或失败都有中断
LD_WriteReg(0x29,0) ;
LD_WriteReg(0x02,0) ;
if((ucRegVal & 0x10) && LD_ReadReg(0xb2)==0x21 && LD_ReadReg(0xbf)==0x35)
{
nAsrResCount = LD_ReadReg(0xba);
if(nAsrResCount>0 && nAsrResCount<=4)
{
myRobot.ld3320State.state=LD_ASR_FOUNDOK;
}
else
{
myRobot.ld3320State.state=LD_ASR_FOUNDZERO;
}
}
else
{
myRobot.ld3320State.state=LD_ASR_FOUNDZERO;
}
LD_WriteReg(0x2b,0);
LD_WriteReg(0x1C,0);
return;
}
ucHighInt = LD_ReadReg(0x29);
ucLowInt=LD_ReadReg(0x02);
LD_WriteReg(0x29,0) ;
LD_WriteReg(0x02,0) ;
if(LD_ReadReg(0xBA)&CAUSE_MP3_SONG_END)
{
// A. 声音数据全部播放完毕
LD_WriteReg(0x2B, 0);
LD_WriteReg(0xBA, 0);
LD_WriteReg(0xBC,0x0);
LD_WriteReg(0x08,1);
LD_WriteReg(0x08,0);
LD_WriteReg(0x33, 0);
myRobot.ld3320State.mode=LD_MODE_ASR_RUN;
myRobot.ld3320State.state=LD_ASR_NONE;
return ;
}
// if(nMp3Pos>=nMp3Size)
// {
// // B. ÉùÒôÊý¾ÝÒÑ·¢ËÍÍê±Ï¡£
// LD_Write(0xBC, 0x01);
// LD_Write(0x29, 0x10);
// f_close(&fsrc);
// nLD_Mode = LD_MODE_ASR_RUN;
// nAsrStatus = LD_ASR_NONE;
// return;
// }
LD_WriteReg(0x29,ucHighInt);
LD_WriteReg(0x02,ucLowInt) ;
}
static unsigned char LD_AsrAddFixed(void)
{
unsigned char k, flag;
unsigned char nAsrAddLength;
#define DATE_A 12 //数组二维数值
#define DATE_B 50 //数组以为数值
//添加关键词
unsigned char sRecog[DATE_A][DATE_B] = {
"ni shi shui", \
"ni zai na li", \
"wo shi shui", \
"xuan zhuan", \
"ting zhi", \
"chang shou ge", \
"xiang qian zou", \
"xiang hou tui", \
"yao tou", \
"niu yao", \
"zuo ge bo", \
"you ge bo", \
};
unsigned char pCode[DATE_A] = {
1, \
2, \
3, \
4, \
5, \
6, \
7, \
8, \
9, \
10, \
11, \
12, \
};
flag = 1;
for (k=0; k<DATE_A; k++)
{
if(LD_Check_ASRBusyFlag_b2() == 0)
{
flag = 0;
break;
}
LD_WriteReg(0xc1, pCode[k] );
LD_WriteReg(0xc3, 0);
LD_WriteReg(0x08, 0x04);
delay(1);
LD_WriteReg(0x08, 0x00);
delay(1);
for (nAsrAddLength=0; nAsrAddLength<DATE_B; nAsrAddLength++)
{
if (sRecog[k][nAsrAddLength] == 0)
break;
LD_WriteReg(0x5, sRecog[k][nAsrAddLength]);
}
LD_WriteReg(0xb9, nAsrAddLength);
LD_WriteReg(0xb2, 0xff);
LD_WriteReg(0x37, 0x04);
}
return flag;
}
void LD_Init_Common(void)
{
//bMp3Play = 0;
LD_ReadReg(0x06);
LD_WriteReg(0x17, 0x35);
delay(10);
LD_ReadReg(0x06);
LD_WriteReg(0x89, 0x03);
delay(5);
LD_WriteReg(0xCF, 0x43);
delay(5);
LD_WriteReg(0xCB, 0x02);
/*PLL setting*/
LD_WriteReg(0x11, LD_PLL_11);
if (myRobot.ld3320State.mode == LD_MODE_MP3)
{
LD_WriteReg(0x1E, 0x00);
//!! 注意，下面三个寄存器，会随晶振频率变化而设置不同
//!! 注意, 请根据使用的晶振频率修改参考程序中的 CLK_IN
LD_WriteReg(0x19, LD_PLL_MP3_19);
LD_WriteReg(0x1B, LD_PLL_MP3_1B);
LD_WriteReg(0x1D, LD_PLL_MP3_1D); }
else
{
//
LD_WriteReg(0x1E,0x00);
//!! 注意，下面三个寄存器，会随晶振频率变化而设置不同
//!! 注意, 请根据使用的晶振频率修改参考程序中的 CLK_IN
LD_WriteReg(0x19, LD_PLL_ASR_19);
LD_WriteReg(0x1B, LD_PLL_ASR_1B);
LD_WriteReg(0x1D, LD_PLL_ASR_1D);
}
LD_WriteReg(0xCD, 0x04);
LD_WriteReg(0x17, 0x4c);
delay(5);
LD_WriteReg(0xB9, 0x00);
LD_WriteReg(0xCF, 0x4f);
LD_WriteReg(0x6F, 0xFF);
}
void LD_Init_MP3()
{
nLD_Mode = LD_MODE_MP3;
LD_Init_Common();
LD_WriteReg(0xBD,0x02);
LD_WriteReg(0x17, 0x48);
delay(10);
LD_WriteReg(0x85, 0x52);
LD_WriteReg(0x8F, 0x00);
LD_WriteReg(0x81, 0x00);
LD_WriteReg(0x83, 0x00);
LD_WriteReg(0x8E, 0xff);
LD_WriteReg(0x8D, 0xff);
delay(1);
LD_WriteReg(0x87, 0xff);
LD_WriteReg(0x89, 0xff);
delay(1);
LD_WriteReg(0x22, 0x00);
LD_WriteReg(0x23, 0x00);
LD_WriteReg(0x20, 0xef);
LD_WriteReg(0x21, 0x07);
LD_WriteReg(0x24, 0x77);
LD_WriteReg(0x25, 0x03);
LD_WriteReg(0x26, 0xbb);
LD_WriteReg(0x27, 0x01);
}
void LD_Init_Common()
{
bMp3Play = 0;
LD_ReadReg(0x06);
LD_WriteReg(0x17, 0x35);
delay(10);
LD_ReadReg(0x06);
LD_WriteReg(0x89, 0x03);
delay(5);
LD_WriteReg(0xCF, 0x43);
delay(5);
LD_WriteReg(0xCB, 0x02);
/*PLL setting*/
LD_WriteReg(0x11, LD_PLL_11);
if (nLD_Mode == LD_MODE_MP3)
{
LD_WriteReg(0x1E, 0x00);
LD_WriteReg(0x19, LD_PLL_MP3_19);
LD_WriteReg(0x1B, LD_PLL_MP3_1B);
LD_WriteReg(0x1D, LD_PLL_MP3_1D);
}
else
{
LD_WriteReg(0x1E,0x00);
LD_WriteReg(0x19, LD_PLL_ASR_19);
LD_WriteReg(0x1B, LD_PLL_ASR_1B);
LD_WriteReg(0x1D, LD_PLL_ASR_1D);
}
delay(10);
LD_WriteReg(0xCD, 0x04);
LD_WriteReg(0x17, 0x4C);
delay(5);
LD_WriteReg(0xB9, 0x00);
LD_WriteReg(0xCF, 0x4F);
LD_WriteReg(0x6F, 0xFF);
}
void ProcessInt0()
{
uint8 nAsrResCount=0;
EX0=0;
ucRegVal = LD_ReadReg(0x2B);
if(nLD_Mode == LD_MODE_ASR_RUN)
{
// 语音识别产生的中断
// （有声音输入，不论识别成功或失败都有中断）
LD_WriteReg(0x29,0) ;
LD_WriteReg(0x02,0) ;
if((ucRegVal & 0x10) &&
LD_ReadReg(0xb2)==0x21 &&
LD_ReadReg(0xbf)==0x35)
{
nAsrResCount = LD_ReadReg(0xba);
if(nAsrResCount>0 && nAsrResCount<=4)
{
nAsrStatus=LD_ASR_FOUNDOK;
}
else
{
nAsrStatus=LD_ASR_FOUNDZERO;
}
}
else
{
nAsrStatus=LD_ASR_FOUNDZERO;
}
LD_WriteReg(0x2b, 0);
LD_WriteReg(0x1C,0);
return;
}
// 声音播放产生的中断，有三种：
// A. 声音数据已全部播放完。
// B. 声音数据已发送完毕。
// C. 声音数据暂时将要用完，需要放入新的数据。
ucHighInt = LD_ReadReg(0x29);
ucLowInt=LD_ReadReg(0x02);
LD_WriteReg(0x29,0) ;
LD_WriteReg(0x02,0) ;
if(LD_ReadReg(0xBA)&CAUSE_MP3_SONG_END)
{
// A. 声音数据已全部播放完。
LD_WriteReg(0x2B, 0);
LD_WriteReg(0xBA, 0);
LD_WriteReg(0xBC,0x0);
bMp3Play=0; // 声音数据全部播放完后，修改bMp3Play的变量
LD_WriteReg(0x08,1);
delay_2(5);
LD_WriteReg(0x08,0);
LD_WriteReg(0x33, 0);
return ;
}
if(nMp3Pos>=nMp3Size)
{
// B. 声音数据已发送完毕。
LD_WriteReg(0xBC, 0x01);
LD_WriteReg(0x29, 0x10);
// bMp3Play=0; // 此时，只是主控MCU把所有MP3数据发送到LD3320芯片内，但是还没有把送入的数据全部播放完毕
EX0=1;
return;
}
// C. 声音数据暂时将要用完，需要放入新的数据。
LD_ReloadMp3Data_2();
LD_WriteReg(0x29,ucHighInt);
LD_WriteReg(0x02,ucLowInt) ;
delay_2(10);
EX0=1;
}
