基于MSP430的语音模块程序.doc

#include main.huint8 nLD_Mode = LD_MODE_IDLE;/用来记录当前是在进行ASR识别还是在播放MP3unsigned char ucRegVal;unsigned char ucHighInt;unsigned char ucLowInt;/*函数功能 ；LD3320外部中断初始化P1_6入口参数：无出口参数：无*/void LD3320_EXTERINT_Init() P1SEL&=BIT6; P1DIR&=BIT6; P1REN|=BIT6; P1OUT|=BIT6; P1IES|=BIT6; P1IE|=BIT6; P1IFG&=BIT6;/*函数功能 ；LD3320控制端口初始化入口参数：无出口参数：无*/void LD3320_Port_Init() P7OUT|=(BIT3+BIT4+BIT5+BIT6+BIT7); P7REN|=(BIT3+BIT4+BIT5+BIT6+BIT7); P7DIR|=(BIT3+BIT4+BIT5+BIT6+BIT7); DIR_LD_CS_OUT; DIR_LD_CLK_OUT; DIR_LD_DI_OUT; DIR_LD_DO_IN; DIR_LD_RST_OUT; DIR_LD_SPIS_OUT; /*函数功能 ；LD3320 SPI通信测试入口参数：无出口参数：无*/void Test_Information() /测试读写是否正常 LD_reset(); LD_ReadReg(0x06); LD_WriteReg(0x35, 0x33); LD_WriteReg(0x1b, 0x55); LD_WriteReg(0xb3, 0xaa); nAsrRes=(LD_ReadReg(0x35); nAsrRes=(LD_ReadReg(0x1b); nAsrRes=(LD_ReadReg(0xb3); /测试寄存器初始值是否正常 LD_reset(); nAsrRes=(LD_ReadReg(0x06); nAsrRes=(LD_ReadReg(0x06); nAsrRes=(LD_ReadReg(0x35); nAsrRes=(LD_ReadReg(0xb3); /*函数功能 ；LD3320写函数入口参数：address LD3320地址 dataout LD3320数据出口参数：无*/void LD_WriteReg( unsigned char address, unsigned char dataout ) unsigned char i = 0;unsigned char command=0x04; CLR_LD_CS;/打开片选 _delay_cycles(500); /写命令 for(i=0;i0) SET_LD_DI; else CLR_LD_DI; _delay_cycles(500); CLR_LD_CLK; command = (command 1); _delay_cycles(500); SET_LD_CLK; /写地址 for(i=0;i0) SET_LD_DI; else CLR_LD_DI; _delay_cycles(500); CLR_LD_CLK; address = (address 1); _delay_cycles(500); SET_LD_CLK; /写数据 for(i=0;i0) SET_LD_DI; else CLR_LD_DI; _delay_cycles(500); CLR_LD_CLK; dataout = (dataout 1); _delay_cycles(500); SET_LD_CLK; _delay_cycles(500); SET_LD_CS;/关闭片选 /*函数功能 ；LD3320读函数入口参数：address LD3320地址出口参数：datain LD3320读出的收据*/unsigned char LD_ReadReg( unsigned char address ) unsigned char i = 0; unsigned char datain =0 ;unsigned char command=0x05; CLR_LD_CS;/打开片选 _delay_cycles(2000); /写命令 for(i=0;i0) SET_LD_DI; else CLR_LD_DI; _delay_cycles(2000); CLR_LD_CLK; command = (command 1); _delay_cycles(2000); SET_LD_CLK; /写地址 for(i=0;i0) SET_LD_DI; else CLR_LD_DI; _delay_cycles(2000); CLR_LD_CLK; address = (address 1); _delay_cycles(2000); SET_LD_CLK; _delay_cycles(2000); /读数据 DIR_LD_DO_IN; for(i=0;i8;i+) datain = datain 1; CLR_LD_CLK; if(LD_DO) datain|=0x01; _delay_cycles(200); SET_LD_CLK; _delay_cycles(200); _delay_cycles(2000); SET_LD_CS;/关闭片选 return datain;/*函数功能 ；LD3320复位函数入口参数：无出口参数：无*/void LD_reset() SET_LD_RST;_delay_cycles(200);CLR_LD_RST;_delay_cycles(200);SET_LD_RST;_delay_cycles(200); CLR_LD_CS;_delay_cycles(200);SET_LD_CS;_delay_cycles(200);void LD_Init_Common()LD_ReadReg(0x06); LD_WriteReg(0x17, 0x35); _delay_cycles(200);LD_ReadReg(0x06); LD_WriteReg(0x89, 0x03); _delay_cycles(200);LD_WriteReg(0xCF, 0x43); _delay_cycles(200);LD_WriteReg(0xCB, 0x02);/*PLL setting*/LD_WriteReg(0x11, LD_PLL_11); 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_cycles(2000);LD_WriteReg(0xCD, 0x04);LD_WriteReg(0x17, 0x4c); _delay_cycles(200);LD_WriteReg(0xB9, 0x00);LD_WriteReg(0xCF, 0x4F); LD_WriteReg(0x6F, 0xFF); void LD_Init_ASR()nLD_Mode=LD_MODE_ASR_RUN;LD_Init_Common();LD_WriteReg(0xBD, 0x00);LD_WriteReg(0x17, 0x48);_delay_cycles(200);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_cycles(200);/ Return 1: success.unsigned char LD_Check_ASRBusyFlag_b2()unsigned char j;unsigned char flag = 0;for (j=0; j10; j+)if (LD_ReadReg(0xb2) = 0x21)flag = 1;break;_delay_cycles(200);return flag;/*功能描述： 启动ASR入口参数：none返 回 值： none其他说明：none*/void LD_AsrStart()LD_Init_ASR();/ Return 1: success.unsigned char LD_AsrRun()LD_WriteReg(0x35, MIC_VOL);LD_WriteReg(0x1C, 0x09);LD_WriteReg(0xBD, 0x20);LD_WriteReg(0x08, 0x01);_delay_cycles(20000);LD_WriteReg(0x08, 0x00);_delay_cycles(20000);if(LD_Check_ASRBusyFlag_b2() = 0)return 0;LD_WriteReg(0xB2, 0xff);LD_WriteReg(0x37, 0x06); _delay_cycles(20000);LD_WriteReg(0x1C, 0x0b); /配置麦克风做为输入信号/LD_WriteReg(0x1C, 0x07); /配置双通道音频信号做为输入信号LD_WriteReg(0x29, 0x10);LD_WriteReg(0xBD, 0x00);/EX0=1;return 1;/*功能描述：添加关键词，此处为用户修改部分 调用函数： 入口参数： 返回函数： */ Return 1: success./添加识别关键词语，开发者可以学习语音识别芯片LD3320高阶秘籍.pdf中关于垃圾词语吸收错误的用法unsigned char LD_AsrAddFixed()unsigned char k, flag;uint8 nAsrAddLength; /uint8 code sRecog420 = ,kai fa ban yan zheng, dai ma ce shi,jian cha wan bi;/*添加关键词，用户修改*/ unsigned char sRecog420 = ,wo shi, ce shi cheng gong ,jian yan wan bi; unsigned char pCode4 = 0,CODE_KFBYZ, CODE_DMCS, CODE_JCWB;/*添加识别码，用户修改*/flag = 1;for (k=0; k4; k+)if(LD_Check_ASRBusyFlag_b2() = 0)flag = 0;break;LD_WriteReg(0xc1, pCodek );LD_WriteReg(0xc3, 0 );LD_WriteReg(0x08, 0x04);_delay_cycles(2000);LD_WriteReg(0x08, 0x00);_delay_cycles(2000);for (nAsrAddLength=0; nAsrAddLength20; nAsrAddLength+)if (sRecogknAsrAddLength = 0)break;LD_WriteReg(0x5, sRecogknAsrAddLength);LD_WriteReg(0xb9, nAsrAddLength);LD_WriteReg(0xb2, 0xff);LD_WriteReg(0x37, 0x04); return flag;/*/RunASR()函数实现了一次完整的ASR语音识别流程/LD_Init_ASR() 函数实现了ASR初始化/LD_AsrAddFixed() 函数实现了添加关键词语到LD3320芯片中/LD_AsrRun()函数启动了一次ASR语音识别流程/任何一次ASR识别流程，都需要按照这个顺序，从初始化开始进行/*/unsigned char RunASR()unsigned char i=0;unsigned char asrflag=0;for (i=0; i0 & nAsrResCount=4) nAsrStatus=LD_ASR_FOUNDOK;else nAsrStatus=LD_ASR_FOUNDZERO; /*没有识别结果*/else nAsrStatus=LD_ASR_FOUNDZERO; LD_WriteReg(0x2b, 0); LD_WriteReg(0x1C,0);/*写0:ADC不可用*/LD_WriteReg(0x29,0) ;LD_WriteReg(0x02,0) ;LD_WriteReg(0x