AudioCODEC.rar_6713_6713 音频_音频

#include <csl.h> #include <csl_mcasp.h> #include <csl_i2c.h> #include <TDS6713EVM.h> #include <codec.h> #include <IIC.h> #include "stdio.h" extern far void vectors(); #pragma DATA_SECTION(DataBuffer, "data_codec") #pragma DATA_ALIGN(DataBuffer, 4) Uint32 far DataBuffer[1000000] = {0}; Uint32 i; Uint32 TempData=0; Uint32 Reg=0; void main() { MCASP_Handle hMcasp; I2C_Handle hI2C; Uint32 cmd = 0; //Configuration for DEVCFG register CHIP_Config devCfgReg = { CHIP_DEVCFG_RMK( CHIP_DEVCFG_EKSRC_SYSCLK3, CHIP_DEVCFG_TOUT1SEL_MCASPPIN, CHIP_DEVCFG_TOUT0SEL_MCASPPIN, CHIP_DEVCFG_MCBSP0DIS_1, CHIP_DEVCFG_MCBSP1DIS_1) }; //Open I2C0 hI2C = I2C_open(I2C_DEV0,I2C_OPEN_RESET); printf ("1: The CODEC record the Audio data!\n"); printf ("2: The CODEC playback the Audio data!\n"); printf ("Other: Exit!\n"); printf ("please select the operation!\n"); //fgets(line, sizeof(line), stdin) while(1) { scanf("%d",&cmd); switch(cmd) { case 1: printf("Copying Audio data to test.dat .....\n"); // Initialize CSL CSL_init(); // Initialize TDS6713EVM board TDS6713EVM_init(); CSR=0x0; CHIP_config(&devCfgReg); /* If i2c model clock frequency is lower, perhaps timer delay should be added between aic23 registers writting */ // reset I2C_write16(hI2C,Reset_Register,0x00); TDS6713EVM_wait(100); // Set all parts of AIC23 begin to work I2C_write16(hI2C,Power_Down_Control,0x00); TDS6713EVM_wait(100); // Set digital interface for AIC23 I2C_write16(hI2C,Digital_Audio_Interface_Format,0x52);//0x52 TDS6713EVM_wait(100); // Set analog channel for AIC23 I2C_write16(hI2C,Analog_Audio_Path_Control,0x10); //对于0x14,则输入为micphone;0x10,输入为line TDS6713EVM_wait(100); // Set digital channel for AIC23 I2C_write16(hI2C,Digital_Audio_Path_Control,0x01); TDS6713EVM_wait(100); // Set sample rate for AIC23 I2C_write16(hI2C,Sample_Rate_Control,0x00); TDS6713EVM_wait(100); // Set volume for headphone I2C_write16(hI2C,Left_Channel_Headphone_Volume_Control,0xF9); TDS6713EVM_wait(100); // Set volume for line in I2C_write16(hI2C,Left_Line_Input_Channel_Volume_Control,0x17); TDS6713EVM_wait(100); I2C_write16(hI2C,Right_Line_Input_Channel_Volume_Control,0x17); TDS6713EVM_wait(100); // Start AIC23 I2C_write16(hI2C,Digital_Interface_Activation,0x01); TDS6713EVM_wait(1000); hMcasp = TDS6713EVM_AIC23_OpenCodec(); for(i=0;i<1000000;i++) // { while(!(MCASP_RGETH(hMcasp, SRCTL7) & 0x10)){}; MCASP_write32Cfg(hMcasp,MCASP_XBUF7,TempData); while(!(MCASP_RGETH(hMcasp, SRCTL6) & 0x20)){}; TempData = MCASP_read32Cfg(hMcasp,MCASP_RBUF6); DataBuffer[i] = TempData; } TDS6713EVM_AIC23_CloseCodec(hMcasp); printf("Audio data save to test.dat successfully!\n"); break; case 2: printf("Playback the Audio data .....\n"); // Initialize CSL CSL_init(); // Initialize TDS6713EVM board TDS6713EVM_init(); CSR=0x0; CHIP_config(&devCfgReg); /* If i2c model clock frequency is lower, perhaps timer delay should be added between aic23 registers writting */ I2C_write16(hI2C,Reset_Register,0x00); // reset TDS6713EVM_wait(100); // Set all parts of AIC23 begin to work I2C_write16(hI2C,Power_Down_Control,0x00); TDS6713EVM_wait(100); // Set digital interface for AIC23 I2C_write16(hI2C,Digital_Audio_Interface_Format,0x52);//0x52 TDS6713EVM_wait(100); // Set analog channel for AIC23 I2C_write16(hI2C,Analog_Audio_Path_Control,0x10); //对于0x14,则输入为micphone;0x10,输入为line TDS6713EVM_wait(100); // Set digital channel for AIC23 I2C_write16(hI2C,Digital_Audio_Path_Control,0x01); TDS6713EVM_wait(100); // Set sample rate for AIC23 I2C_write16(hI2C,Sample_Rate_Control,0x00); TDS6713EVM_wait(100); // Set volume for headphone I2C_write16(hI2C,Left_Channel_Headphone_Volume_Control,0xF9); TDS6713EVM_wait(100); // Set volume for line in I2C_write16(hI2C,Left_Line_Input_Channel_Volume_Control,0x17); TDS6713EVM_wait(100); I2C_write16(hI2C,Right_Line_Input_Channel_Volume_Control,0x17); TDS6713EVM_wait(100); // Start AIC23 I2C_write16(hI2C,Digital_Interface_Activation,0x01); TDS6713EVM_wait(1000); hMcasp = TDS6713EVM_AIC23_OpenCodec(); for(i=0;i<1000000;i++) { while(!(MCASP_RGETH(hMcasp, SRCTL7) & 0x10)){}; MCASP_write32Cfg(hMcasp,MCASP_XBUF7,DataBuffer[i]); while(!(MCASP_RGETH(hMcasp, SRCTL6) & 0x20)){}; TempData = MCASP_read32Cfg(hMcasp,MCASP_RBUF6); } printf("Playback Audio Finished!\n"); TDS6713EVM_AIC23_CloseCodec(hMcasp); break; default: printf("Exit !\n"); goto bye; } } bye: ; }