TCA9534 Class Reference

#include <TCA9534.h>

Collaboration diagram for TCA9534:

Public Types
enum class	Reg { INPUT_PORT , OUTPUT_PORT , POLARITY , CONFIG }
enum class	Config { OUT , IN }
enum class	Polarity { ORIGINAL , INVERSE }
enum	Level { L = 0x00 , H = 0xFF }

Public Member Functions
void	attach (TwoWire &w)
void	setDeviceAddress (const uint8_t addr)
uint8_t	input (const uint8_t port)
uint8_t	input ()
uint8_t	output (const uint8_t port, const uint8_t v)
uint8_t	output (const uint8_t v)
uint8_t	output ()
uint8_t	polarity (const uint8_t port, const Polarity pol)
uint8_t	polarity (const Polarity pol)
uint8_t	polarity ()
uint8_t	config (const uint8_t port, const Config cfg)
uint8_t	config (const Config cfg)
uint8_t	config ()
uint8_t	status () const

Private Member Functions
uint8_t	readBit (uint8_t dev, uint8_t reg, uint8_t bit)
uint8_t	readByte (uint8_t dev, uint8_t reg)
int8_t	readBytes (uint8_t dev, uint8_t reg, uint8_t size, uint8_t *data)
bool	writeBit (uint8_t dev, uint8_t reg, uint8_t bit, uint8_t data)
bool	writeByte (uint8_t dev, uint8_t reg, uint8_t data)
bool	writeBytes (uint8_t dev, uint8_t reg, uint8_t size, uint8_t *data)

Private Attributes
uint8_t	I2C_ADDR = 0x20
TwoWire *	wire
uint8_t	sts

Member Enumeration Documentation

Config

enum class TCA9534::Config

strong

Enumerator
OUT
IN

Level

enum TCA9534::Level

Enumerator
L
H

Polarity

enum class TCA9534::Polarity

strong

Enumerator
ORIGINAL
INVERSE

Reg

enum class TCA9534::Reg

strong

Enumerator
INPUT_PORT
OUTPUT_PORT
POLARITY
CONFIG

Member Function Documentation

attach()

void TCA9534::attach ( TwoWire &  w )

inline

config() [1/3]

uint8_t TCA9534::config ( )

inline

config() [2/3]

uint8_t TCA9534::config ( const Config  cfg )

inline

config() [3/3]

uint8_t TCA9534::config ( const uint8_t  port, const Config  cfg  )

inline

input() [1/2]

uint8_t TCA9534::input ( )

inline

input() [2/2]

uint8_t TCA9534::input ( const uint8_t  port )

inline

output() [1/3]

uint8_t TCA9534::output ( )

inline

output() [2/3]

uint8_t TCA9534::output ( const uint8_t  port, const uint8_t  v  )

inline

output() [3/3]

uint8_t TCA9534::output ( const uint8_t  v )

inline

polarity() [1/3]

uint8_t TCA9534::polarity ( )

inline

polarity() [2/3]

uint8_t TCA9534::polarity ( const Polarity  pol )

inline

polarity() [3/3]

uint8_t TCA9534::polarity ( const uint8_t  port, const Polarity  pol  )

inline

readBit()

uint8_t TCA9534::readBit ( uint8_t  dev, uint8_t  reg, uint8_t  bit  )

inlineprivate

readByte()

uint8_t TCA9534::readByte ( uint8_t  dev, uint8_t  reg  )

inlineprivate

readBytes()

int8_t TCA9534::readBytes ( uint8_t  dev, uint8_t  reg, uint8_t  size, uint8_t *  data  )

inlineprivate

setDeviceAddress()

void TCA9534::setDeviceAddress ( const uint8_t  addr )

inline

status()

uint8_t TCA9534::status ( ) const

inline

writeBit()

bool TCA9534::writeBit ( uint8_t  dev, uint8_t  reg, uint8_t  bit, uint8_t  data  )

inlineprivate

writeByte()

bool TCA9534::writeByte ( uint8_t  dev, uint8_t  reg, uint8_t  data  )

inlineprivate

writeBytes()

bool TCA9534::writeBytes ( uint8_t  dev, uint8_t  reg, uint8_t  size, uint8_t *  data  )

inlineprivate

Member Data Documentation

I2C_ADDR

uint8_t TCA9534::I2C_ADDR = 0x20

private

sts

uint8_t TCA9534::sts

private

wire

TwoWire* TCA9534::wire

private

---

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

• firmware/wombat/lib/TCA9534/include/TCA9534.h