esphome::tca9548a::TCA9548AChannel Class Reference

#include <tca9548a.h>

Inheritance diagram for esphome::tca9548a::TCA9548AChannel:

Public Member Functions
void	set_channel (uint8_t channel)
void	set_parent (TCA9548AComponent *parent)
i2c::ErrorCode	write_readv (uint8_t address, const uint8_t *write_buffer, size_t write_count, uint8_t *read_buffer, size_t read_count) override
void	set_frequency (uint32_t frequency)
i2c::ErrorCode	switch_frequency (uint32_t frequency) override
uint32_t	get_frequency () const override
Public Member Functions inherited from esphome::i2c::I2CBus
virtual	~I2CBus ()=default
ErrorCode	read (uint8_t address, uint8_t *buffer, size_t len)
ErrorCode	write (uint8_t address, const uint8_t *buffer, size_t len, bool stop=true)

Protected Member Functions
uint32_t	select_frequency_ () const
uint32_t	transfer_frequency_ () const
i2c::ErrorCode	write_readv_at_port_frequency_ (uint32_t select_frequency, uint8_t address, const uint8_t *write_buffer, size_t write_count, uint8_t *read_buffer, size_t read_count)
i2c::ErrorCode	transfer_ (uint32_t select_frequency, uint8_t address, const uint8_t *write_buffer, size_t write_count, uint8_t *read_buffer, size_t read_count)
i2c::ErrorCode	switch_bus_ (uint32_t frequency)
	Switch the upstream bus, flagging the multiplexer on failure.
Protected Member Functions inherited from esphome::i2c::I2CBus
void	i2c_scan_ ()
	Scans the I2C bus for devices.

Protected Attributes
uint32_t	frequency_ {0}
uint8_t	channel_
TCA9548AComponent *	parent_
Protected Attributes inherited from esphome::i2c::I2CBus
std::vector< std::pair< uint8_t, bool > >	scan_results_
	array containing scan results
bool	scan_ {false}
	Should we scan ? Can be set in the yaml.

Detailed Description

Definition at line 11 of file tca9548a.h.

Member Function Documentation

get_frequency()

uint32_t esphome::tca9548a::TCA9548AChannel::get_frequency ( ) const

overridevirtual

Reimplemented from esphome::i2c::I2CBus.

Definition at line 90 of file tca9548a.cpp.

select_frequency_()

uint32_t esphome::tca9548a::TCA9548AChannel::select_frequency_ ( ) const

protected

Definition at line 29 of file tca9548a.cpp.

set_channel()

void esphome::tca9548a::TCA9548AChannel::set_channel ( uint8_t channel )

inline

Definition at line 13 of file tca9548a.h.

set_frequency()

void esphome::tca9548a::TCA9548AChannel::set_frequency ( uint32_t frequency )

inline

Definition at line 20 of file tca9548a.h.

set_parent()

void esphome::tca9548a::TCA9548AChannel::set_parent ( TCA9548AComponent * parent )

inline

Definition at line 14 of file tca9548a.h.

switch_bus_()

i2c::ErrorCode esphome::tca9548a::TCA9548AChannel::switch_bus_ ( uint32_t frequency )

protected

Switch the upstream bus, flagging the multiplexer on failure.

Definition at line 82 of file tca9548a.cpp.

switch_frequency()

i2c::ErrorCode esphome::tca9548a::TCA9548AChannel::switch_frequency ( uint32_t frequency )

overridevirtual

Reimplemented from esphome::i2c::I2CBus.

Definition at line 78 of file tca9548a.cpp.

transfer_()

i2c::ErrorCode esphome::tca9548a::TCA9548AChannel::transfer_ ( uint32_t select_frequency, uint8_t address, const uint8_t * write_buffer, size_t write_count, uint8_t * read_buffer, size_t read_count )

protected

Definition at line 63 of file tca9548a.cpp.

transfer_frequency_()

uint32_t esphome::tca9548a::TCA9548AChannel::transfer_frequency_ ( ) const

protected

Definition at line 40 of file tca9548a.cpp.

write_readv()

i2c::ErrorCode esphome::tca9548a::TCA9548AChannel::write_readv ( uint8_t address, const uint8_t * write_buffer, size_t write_count, uint8_t * read_buffer, size_t read_count )

overridevirtual

Implements esphome::i2c::I2CBus.

Definition at line 10 of file tca9548a.cpp.

write_readv_at_port_frequency_()

i2c::ErrorCode esphome::tca9548a::TCA9548AChannel::write_readv_at_port_frequency_ ( uint32_t select_frequency, uint8_t address, const uint8_t * write_buffer, size_t write_count, uint8_t * read_buffer, size_t read_count )

protected

Definition at line 44 of file tca9548a.cpp.

Field Documentation

channel_

uint8_t esphome::tca9548a::TCA9548AChannel::channel_

protected

Definition at line 37 of file tca9548a.h.

frequency_

uint32_t esphome::tca9548a::TCA9548AChannel::frequency_ {0}

protected

Definition at line 35 of file tca9548a.h.

parent_

TCA9548AComponent* esphome::tca9548a::TCA9548AChannel::parent_

protected

Definition at line 38 of file tca9548a.h.

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

• esphome/components/tca9548a/tca9548a.h
• esphome/components/tca9548a/tca9548a.cpp