VLSI Solution Oy Evaluation MP3 Player Source Code Documentation

vs10xx.h

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#ifndef VS10XX_H
#define VS10XX_H

#include "board.h"

#define VS_WRITE_COMMAND 0x02

#define VS_READ_COMMAND 0x03


#define SPI_MODE        0x0   
#define SPI_STATUS      0x1   
#define SPI_BASS        0x2   
#define SPI_CLOCKF      0x3   
#define SPI_DECODE_TIME 0x4   
#define SPI_AUDATA      0x5   
#define SPI_WRAM        0x6   
#define SPI_WRAMADDR    0x7   
#define SPI_HDAT0       0x8   
#define SPI_HDAT1       0x9   
#define SPI_AIADDR      0xa   
#define SPI_VOL         0xb   
#define SPI_AICTRL0     0xc   
#define SPI_AICTRL1     0xd   
#define SPI_AICTRL2     0xe   
#define SPI_AICTRL3     0xf   
#define SM_DIFF         0x01   
#define SM_JUMP         0x02   
#define SM_RESET        0x04   
#define SM_OUTOFWAV     0x08   
#define SM_PDOWN        0x10   
#define SM_TESTS        0x20   
#define SM_STREAM       0x40   
#define SM_PLUSV        0x80   
#define SM_DACT         0x100   
#define SM_SDIORD       0x200   
#define SM_SDISHARE     0x400   
#define SM_SDINEW       0x800   
#define SM_ADPCM        0x1000   
#define SM_ADPCM_HP     0x2000   
extern xdata unsigned char playingState;



void VsSineTest();

void Mp3Reset();

void Mp3SoftReset();



#define Mp3WriteRegister(addressbyte,highbyte,lowbyte){ \
 Mp3SelectControl(); \
 SPIPutCharWithoutWaiting(VS_WRITE_COMMAND); \
 SPIPutChar((addressbyte)); \
 SPIPutChar((highbyte)); \
 SPIPutChar((lowbyte)); \
 SPIWait(); \
 Mp3DeselectControl();}

#define Mp3SetVolume(leftchannel,rightchannel){\
 Mp3WriteRegister(11,(leftchannel),(rightchannel));}

unsigned int Mp3ReadRegister (unsigned char addressbyte);

void SendZerosToVS10xx();

unsigned char PlayDiskSectors (unsigned int nSectorsToPlay);


void AvailableProcessorTime();



#endif

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All software copyright 2000-2004 VLSI Solution OY. Redistribution of these software modules are limited to promotional use only and only with the VS1011 / VS1002 / VS1003 MP3-Evakit evaluation boards. Free or commercial use of these software modules in MP3 players is ok if the product includes MP3 decoder chip(s) from VLSI. You can request the complete (compilable) package from mp3@vlsi.fi