cd.rar_c 语音识别_特定人 识别

//------------------头文件-------------------------------------- //#include "MMRegs.h" #include "DspRegDefine.h" #include "math.h" #include "stdio.h" //--------------------------------------------------------------- /* ****************** 宏定义 *************** ************************************************************ */ #define UCHAR unsigned char #define UINT16 unsigned int #define UINT32 unsigned long #define TRUE 1 #define FALSE 0 #define Inf 3.4e+38 //定义float的最大值 /* ************************************************************ ****************** 全局变量******************* ************************************************************ */ int read_data2,read_data1; //MCBSP1 接收数据变量 int write_data2,write_data1; //MCBSP1 发送数据变量 UCHAR flag; int voice_data[25][256]={0};//采样后的模拟信号转化为两个16bit的数字量,voice_data为右声道或左声道的采样信号存储的指针 unsigned int count,temp=0x58;//块中的帧记数 //int start=0,termination=0;//帧起始和终止点 //注:5秒的声音以8000Hz采样,每帧长256,则为156左右 float f_power[25];//每帧的能量 //unsigned int f_zerocrs[50]={0};//每帧的过零率 float mfcc_parmet[25][24];//mfcc系数24阶 float voice_data_f[256];//采样一帧数据以float方式存储(长 256 word) //注:根据仿真有效语音帧长一般在80帧以内 float voice_data_i[256]; ioport UINT16 port8008;//定义用于显示输出结果的端口 extern float dist[12]; float startdtw=4000; float sta_power=0,end_power=0; extern int num; extern int a; //模版参数(由硬件电路训练产生) extern float ccc0[7][24]; extern float ccc1[9][24]; extern float ccc2[7][24]; extern float ccc3[7][24]; extern float ccc4[12][24]; extern float ccc5[17][24]; extern float ccc6[8][24]; extern float ccc7[12][24]; extern float ccc8[8][24]; extern float ccc9[16][24]; extern float start[10][24]; extern float stop[10][24]; /* ********************************************************************** *************** 所使用的函数原型 ***************** ********************************************************************** */ void cpu_init(void); //初始化CPU void aic23_init(void);//初始化TLV320AIC23，设置内部寄存器 void mcbsp0_write_rdy(UINT16 out_data);//MCBSP0发送一个数据 void mcbsp0_init_SPI(void);//MCBSP0设置为SPI模式 void mcbsp0_close(void);//MCBSP0关闭 void mcbsp1_init(void);//MCBSP1初始化 void mcbsp1_write_rdy(int out_data1,int out_data2);//MCBSP1发送一个数据32位 void mcbsp1_read_rdy(void);////MCBSP1接收一个数据32位 void mcbsp1_open(void);//MCBSP1打开 void mcbsp1_close(void);//MCBSP1关闭 interrupt void mcbsp1_read(void);//MCBSP1中断接收数据 interrupt void mcbsp1_write(void); //MCBSP1中断发送数据 void Delay(int numbers); //延迟 /* ************************************************************************ *********************** 函数定义 ****************** ************************************************************************ */ //-------------------------------------------------------------------- // 函数名称 : void cpu_init(void) // 函数说明 : 初始化CPU // 输入参数 : 无 // 输出参数 : 无 //-------------------------------------------------------------------- void cpu_init(void) { asm(" nop "); asm(" nop "); asm(" nop "); //------------------------------------------------------------------- //CLKMD DEFINITIONS: // PLLMUL (bit 15-12) - 0000 PLL multiplier = 0 (mult by 1) // PLLDIV (bit 11) - 0 PLL divider = 0 (div by 1) // PLLCOUNT (bit 10-3)- 11111111 PLL counter set to max // PLLONOFF (bit 2) - 1 PLL on // PLLNDIV (bit 1) - 1 Select PLL mode // PLLSTATUS (bit 1) - x PLL Status (read only) // ------------------ // 0000011111111111 = 0x07ff CLKMD=1 X CLKIN //-------------------------------------------------------------------- *(unsigned int*)CLKMD=0x0; //switch to DIV mode clkout= 1/2 clkin while(((*(unsigned int*)CLKMD)&01)!=0); *(unsigned int*)CLKMD=0x07ff; //switch to PLL X 1 mode //-------------------------------------------------------------------- // ST0 DEFINITIONS: // ARP (bit 15-13) - 000 Auxiliary register pointer // TC (bit 12) - 1 Test/control flag // C (bit 11) - 1 Carry is set to 1 if the result of an addition generates a carry; it is cleared to 0 if the // result of a subtraction generates a borrow. // OVA (bit 10) - 0 Overflow flag for accumulator A // OVB (bit 9) - 0 Overflow flag for accumulator B // DP (bit 8-0) - 00000000 Data-memory page pointer // -------------------- // 0001 1000 0000 0000 =0x1800 Reset value //-------------------------------------------------------------------- // *(unsigned int*)ST0=0x1800; //-------------------------------------------------------------------- // ST1 DEFINITIONS: // BRAF (bit 15) - 0 Block-repeat active flag // CPL (bit 14) - 1 Compiler mode CPL=0 DP;CPL=1 SP // XF (bit 13) - 1 XF status // HM (bit 12) - 0 Hold mode // INTM (bit 11) - 1 Interrupt mode INTM=0,All unmasked interrupts are enabled // Reser (bit 10) - 0 Always read as 0 // OVM (bit 9) - 0 Overflow mode // SXM (bit 8) - 1 Sign-extension mode // C16 (bit 7) - 0 Dual 16-Bit/double-precision arithmetic mode // FRCT (bit 6) - 0 Fractional mode // CMPT (bit 5) - 0 Compatibility mode // ASM (bit 4-0) - 00000 Accumulator shift mode // -------------------- // 0110 1001 0000 0000 =0x2900 Reset value //-------------------------------------------------------------------- // *(unsigned int*)ST1=0x6900; //-------------------------------------------------------------------- //IPTR DEFINITIONS? // IPTR (bit 15-7) - 001111111 Run-time Interrupt vector location = 0x3f80 (for now) // MP/~MC (bit 6) - 1 Turn off internal Instruction ROM (use RAM) // OVLY (bit 5) - 1 Turn on internal RAM // AVIS (bit 4) - 1 Address visibility on // DROM (bit 3) - 0 Data ROM of FF00~FFFF is external // CLKOFF (bit 2) - 0 Clockout enabled,only for use clkout=cpu clock // SMUL (bit 1) - 1 Saturate before multiply on MAC // SST (bit 0) - 0 Do not saturate before store // ----------------- // 0011 1111 1111 0010 = 0x3ff2 //--------------------------------------------------------------------- // *(unsigned int*)PMST=0x00aa; //--------------------------------------------------------------------- // SWWSR DEFINITIONS? // XPA (bit 15) - 0 Extended program address control bit. XPA is used in conjunction with the program space fields // (bits 0 through 5) to select the address range for program space wait states // I/O (bits 14-12) - 111 set to max wait states for seven // Data1 (bits 11-9) - 111 Seven Wait state for Upper data space(0x8000-0xFFFF) // Data2 (bits 8-6) - 111 Seven Wait states for Lower data space (0x0000 - 0x7FFF) // Prog1 (bits 5-3) - 111 Seven Wait state for Upper program space. (xx8000-xxFFFF) // Prog2 (bits 2-0) - 111 Seven Wait states for Program space. (xx0000-xx7FFF) // -----------------