PCM3168 Class Reference

#include <PCM3168.h>

Public Types
enum	FMT {   I2S24bit = 0 , Left24bit , Right24bit , Right16bit ,   I2SDSP24bit , LeftDSP24bit , I2STDM24bit , LeftTDM24bit ,   I2SHighSpeedTDM24bit , LeftHighSpeedTDM24bit }

Public Member Functions
	PCM3168 ()=default
bool	begin (FMT fmt=I2SHighSpeedTDM24bit)
bool	end (void)
bool	invertADC (uint32_t data)
bool	invertDAC (uint32_t data)
void	setAddress (uint8_t addr)
bool	setInputVolume (float level)
bool	setInputVolume (int channel, float level)
bool	setMute (bool mute)
bool	setMute (int channel, bool mute)
bool	setMuteADC (bool mute)
bool	setVolume (float level)
bool	setVolume (int channel, float level)
void	setWire (i2c_bus_handle_t w)

Protected Member Functions
uint8_t	bit_set_to (uint8_t number, uint8_t n, bool x)
int32_t	inputlevelbyte (float level)
bool	inputLevelInteger (int channel, int32_t n)
bool	inputLevelInteger (int32_t n)
uint32_t	volumebyte (float level)
bool	volumeInteger (int channel, uint32_t n)
bool	volumeInteger (uint32_t n)
bool	write (uint32_t address, const void *data, uint32_t len)
bool	write (uint32_t address, uint32_t data)

Protected Attributes
const int	ADC_CHANNELS_MAX = 6
const int	DAC_CHANNELS_MAX = 8
FMT	fmt
uint8_t	i2c_addr = I2C_BASE
const uint8_t	I2C_BASE = 0x44
uint8_t	mute_adc = 0
uint8_t	mute_dac = 0
i2c_bus_handle_t	wire = nullptr

Member Enumeration Documentation

FMT

enum FMT

Enumerator
I2S24bit
Left24bit
Right24bit
Right16bit
I2SDSP24bit
LeftDSP24bit
I2STDM24bit
LeftTDM24bit
I2SHighSpeedTDM24bit
LeftHighSpeedTDM24bit

Constructor & Destructor Documentation

PCM3168()

PCM3168 ( )

default

Member Function Documentation

begin()

bool begin ( FMT  fmt = I2SHighSpeedTDM24bit )

inline

bit_set_to()

uint8_t bit_set_to ( uint8_t  number, uint8_t  n, bool  x  )

inlineprotected

end()

bool end ( void  )

inline

inputlevelbyte()

int32_t inputlevelbyte ( float  level )

inlineprotected

inputLevelInteger() [1/2]

bool inputLevelInteger ( int  channel, int32_t  n  )

inlineprotected

inputLevelInteger() [2/2]

bool inputLevelInteger ( int32_t  n )

inlineprotected

invertADC()

bool invertADC ( uint32_t  data )

inline

invertDAC()

bool invertDAC ( uint32_t  data )

inline

setAddress()

void setAddress ( uint8_t  addr )

inline

setInputVolume() [1/2]

bool setInputVolume ( float  level )

inline

setInputVolume() [2/2]

bool setInputVolume ( int  channel, float  level  )

inline

setMute() [1/2]

bool setMute ( bool  mute )

inline

setMute() [2/2]

bool setMute ( int  channel, bool  mute  )

inline

setMuteADC()

bool setMuteADC ( bool  mute )

inline

setVolume() [1/2]

bool setVolume ( float  level )

inline

setVolume() [2/2]

bool setVolume ( int  channel, float  level  )

inline

setWire()

void setWire ( i2c_bus_handle_t  w )

inline

volumebyte()

uint32_t volumebyte ( float  level )

inlineprotected

volumeInteger() [1/2]

bool volumeInteger ( int  channel, uint32_t  n  )

inlineprotected

volumeInteger() [2/2]

bool volumeInteger ( uint32_t  n )

inlineprotected

write() [1/2]

bool write ( uint32_t  address, const void *  data, uint32_t  len  )

inlineprotected

write() [2/2]

bool write ( uint32_t  address, uint32_t  data  )

inlineprotected

Member Data Documentation

ADC_CHANNELS_MAX

const int ADC_CHANNELS_MAX = 6

protected

DAC_CHANNELS_MAX

const int DAC_CHANNELS_MAX = 8

protected

fmt

FMT fmt

protected

i2c_addr

uint8_t i2c_addr = I2C_BASE

protected

I2C_BASE

const uint8_t I2C_BASE = 0x44

protected

mute_adc

uint8_t mute_adc = 0

protected

mute_dac

uint8_t mute_dac = 0

protected

wire

i2c_bus_handle_t wire = nullptr

protected

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The documentation for this class was generated from the following file:

• src/Codecs/pcm3168/PCM3168.h