Add the RTOS processing. for the Network radio streaming receiver.

Fork of VS1053b by Christian Schmiljun

VS1053.h

Committer:
christi_s
Date:
2010-12-14
Revision:
0:7728d9c6c487
Child:
1:ced2c297cc1b

File content as of revision 0:7728d9c6c487:

#ifndef VS1053_H
#define VS1053_H

// ----------------------------------------------------------------------------
// Extended settings
// ----------------------------------------------------------------------------
//   Patches, Addons
//   --------------------------------------------------------------------------

#define VS_PATCH
//#define VS_SPECANA

//     Version
//#define VS1053_PATCH_1_4_FLAC
#define VS1053_PATCH_1_5
//#define VS1053_PATCH_1_5_FLAC

// ----------------------------------------------------------------------------



#if defined(VS_PATCH) && defined(VS_SPECANA)
#error "Exclusive use! Use VS_PATCH or VS_SPECANA, not both."
#endif

#ifdef VS_PATCH
#if defined(VS1053_PATCH_1_4_FLAC) && defined(VS1053_PATCH_1_5) && defined(VS1053_PATCH_1_5_FLAC)
#error "Exclusive use of patch versions."
#endif
#if defined(VS1053_PATCH_1_4_FLAC) || defined(VS1053_PATCH_1_5) || defined(VS1053_PATCH_1_5_FLAC)
#else
#error "Select patch versions."
#endif
#endif



#include "mbed.h"
//#include "SDFileSystem.h"
#include "string"
#include "string.h"

// SCI register address assignment
#define SCI_MODE    0x0
#define SCI_STATUS  0x1
#define SCI_BASS    0x2
#define SCI_CLOCKF  0x3
#define SCI_DECODE_TOME 0x4
#define SCI_AUDATA  0x5
#define SCI_WRAM    0x6
#define SCI_WRAMADDR 0x7
#define SCI_HDAT0   0x8
#define SCI_HDAT1   0x9
#define SCI_AIADDR  0xA
#define SCI_VOL     0xB
#define SCI_AICTRL0 0xC
#define SCI_AICTRL1 0xD
#define SCI_AICTRL2 0xE
#define SCI_AICTRL3 0xF


//SCI_MODE register bits as of p.38 of the datasheet
#define SM_DIFF         0x0001
#define SM_LAYER12      0x0002
#define SM_RESET        0x0004
#define SM_CANCEL       0x0008
#define SM_EARSPEAKER_LO 0x0010
#define SM_TESTS        0x0020
#define SM_STREAM       0x0040
#define SM_EARSPEAKER_HI 0x0080
#define SM_DACT         0x0100
#define SM_SDIORD       0x0200
#define SM_SDISHARE     0x0400
#define SM_SDINEW       0x0800
#define SM_ADPCM        0x1000
#define SM_B13          0x2000
#define SM_LINE1        0x4000
#define SM_CLK_RANGE    0x8000

//SCI_CLOCKF register bits as of p.42 of the datasheet
#define SC_MULT_XTALI    0x0000
#define SC_MULT_XTALIx20 0x2000
#define SC_MULT_XTALIx25 0x4000
#define SC_MULT_XTALIx30 0x6000
#define SC_MULT_XTALIx35 0x8000
#define SC_MULT_XTALIx40 0xA000
#define SC_MULT_XTALIx45 0xC000
#define SC_MULT_XTALIx50 0xE000
//
#define SC_ADD_NOMOD 0x0000
#define SC_ADD_10x   0x0800
#define SC_ADD_15x   0x1000
#define SC_ADD_20x   0x1800


// Extra Parameter in X memory (refer to p.58 of the datasheet)
#define para_chipID_0   0x1E00
#define para_chipID_1   0x1E01
#define para_version    0x1E02
#define para_config1    0x1E03
#define para_playSpeed  0x1E04
#define para_byteRate   0x1E05
#define para_endFillByte    0x1E06
//
#define para_positionMsec_0 0x1E27
#define para_positionMsec_1 0x1E28
#define para_resync         0x1E29


class VS1053  {

public:
    VS1053(
        PinName _mosi,
        PinName _miso,
        PinName _sck,
        PinName _cs,
        PinName _rst,
        PinName _dreq,
        PinName _dcs
    );

    void cs_low(void);
    void cs_high(void);
    void dcs_low(void);
    void dcs_high(void);
    void sci_en(void);
    void sci_dis(void);
    void sdi_en(void);
    void sdi_dis(void);

    void sci_initialise(void);
    void sdi_initialise(void);
    void reset(void);
    void power_down(void);

    void sci_write(unsigned char, unsigned short int);
    void sdi_write(unsigned char);
    unsigned short int sci_read(unsigned short int);
    void sine_test_activate(unsigned char);

    void sine_test_deactivate(void);
    void writeStream(unsigned char *, int);
#if 0
    void putcStream(unsigned char);
#endif
    void terminateStream(void);

    void initialize(void);
    void setVolume(unsigned short int);

    DigitalIn _DREQ;
    DigitalOut _RST;

protected:
    unsigned short int wram_read(unsigned short int);
    void wram_write(unsigned short int, unsigned short int);
    void write_plugin(const unsigned short *, unsigned int);
    SPI _spi;
    DigitalOut _CS;
    DigitalOut _DCS;
    int firstTime;

};
#endif