ESPHome  2024.10.2
Public Member Functions | Protected Member Functions | Protected Attributes
esphome::tca9555::TCA9555Component Class Reference

#include <tca9555.h>

Inheritance diagram for esphome::tca9555::TCA9555Component:
esphome::Component esphome::i2c::I2CDevice esphome::gpio_expander::CachedGpioExpander< uint8_t, 16 >

Public Member Functions

 TCA9555Component ()=default
 
void setup () override
 Check i2c availability and setup masks. More...
 
void pin_mode (uint8_t pin, gpio::Flags flags)
 
float get_setup_priority () const override
 
void dump_config () override
 
void loop () override
 
- Public Member Functions inherited from esphome::Component
float get_actual_setup_priority () const
 
void set_setup_priority (float priority)
 
virtual float get_loop_priority () const
 priority of loop(). More...
 
void call ()
 
virtual void on_shutdown ()
 
virtual void on_safe_shutdown ()
 
uint32_t get_component_state () const
 
virtual void mark_failed ()
 Mark this component as failed. More...
 
bool is_failed () const
 
bool is_ready () const
 
virtual bool can_proceed ()
 
bool status_has_warning () const
 
bool status_has_error () const
 
void status_set_warning (const char *message="unspecified")
 
void status_set_error (const char *message="unspecified")
 
void status_clear_warning ()
 
void status_clear_error ()
 
void status_momentary_warning (const std::string &name, uint32_t length=5000)
 
void status_momentary_error (const std::string &name, uint32_t length=5000)
 
bool has_overridden_loop () const
 
void set_component_source (const char *source)
 Set where this component was loaded from for some debug messages. More...
 
const char * get_component_source () const
 Get the integration where this component was declared as a string. More...
 
- Public Member Functions inherited from esphome::i2c::I2CDevice
 I2CDevice ()=default
 we use the C++ default constructor More...
 
void set_i2c_address (uint8_t address)
 We store the address of the device on the bus. More...
 
void set_i2c_bus (I2CBus *bus)
 we store the pointer to the I2CBus to use More...
 
I2CRegister reg (uint8_t a_register)
 calls the I2CRegister constructor More...
 
I2CRegister16 reg16 (uint16_t a_register)
 calls the I2CRegister16 constructor More...
 
ErrorCode read (uint8_t *data, size_t len)
 reads an array of bytes from the device using an I2CBus More...
 
ErrorCode read_register (uint8_t a_register, uint8_t *data, size_t len, bool stop=true)
 reads an array of bytes from a specific register in the I²C device More...
 
ErrorCode read_register16 (uint16_t a_register, uint8_t *data, size_t len, bool stop=true)
 reads an array of bytes from a specific register in the I²C device More...
 
ErrorCode write (const uint8_t *data, size_t len, bool stop=true)
 writes an array of bytes to a device using an I2CBus More...
 
ErrorCode write_register (uint8_t a_register, const uint8_t *data, size_t len, bool stop=true)
 writes an array of bytes to a specific register in the I²C device More...
 
ErrorCode write_register16 (uint16_t a_register, const uint8_t *data, size_t len, bool stop=true)
 write an array of bytes to a specific register in the I²C device More...
 
bool read_bytes (uint8_t a_register, uint8_t *data, uint8_t len)
 Compat APIs All methods below have been added for compatibility reasons. More...
 
bool read_bytes_raw (uint8_t *data, uint8_t len)
 
template<size_t N>
optional< std::array< uint8_t, N > > read_bytes (uint8_t a_register)
 
template<size_t N>
optional< std::array< uint8_t, N > > read_bytes_raw ()
 
bool read_bytes_16 (uint8_t a_register, uint16_t *data, uint8_t len)
 
bool read_byte (uint8_t a_register, uint8_t *data, bool stop=true)
 
optional< uint8_t > read_byte (uint8_t a_register)
 
bool read_byte_16 (uint8_t a_register, uint16_t *data)
 
bool write_bytes (uint8_t a_register, const uint8_t *data, uint8_t len, bool stop=true)
 
bool write_bytes (uint8_t a_register, const std::vector< uint8_t > &data)
 
template<size_t N>
bool write_bytes (uint8_t a_register, const std::array< uint8_t, N > &data)
 
bool write_bytes_16 (uint8_t a_register, const uint16_t *data, uint8_t len)
 
bool write_byte (uint8_t a_register, uint8_t data, bool stop=true)
 
bool write_byte_16 (uint8_t a_register, uint16_t data)
 
- Public Member Functions inherited from esphome::gpio_expander::CachedGpioExpander< uint8_t, 16 >
bool digital_read (uint8_t pin)
 
void digital_write (uint8_t pin, bool value)
 

Protected Member Functions

bool digital_read_hw (uint8_t pin) override
 
bool digital_read_cache (uint8_t pin) override
 
void digital_write_hw (uint8_t pin, bool value) override
 
bool read_gpio_modes_ ()
 
bool write_gpio_modes_ ()
 
bool read_gpio_outputs_ ()
 
- Protected Member Functions inherited from esphome::Component
virtual void call_loop ()
 
virtual void call_setup ()
 
virtual void call_dump_config ()
 
void set_interval (const std::string &name, uint32_t interval, std::function< void()> &&f)
 Set an interval function with a unique name. More...
 
void set_interval (uint32_t interval, std::function< void()> &&f)
 
bool cancel_interval (const std::string &name)
 Cancel an interval function. More...
 
void set_retry (const std::string &name, uint32_t initial_wait_time, uint8_t max_attempts, std::function< RetryResult(uint8_t)> &&f, float backoff_increase_factor=1.0f)
 Set an retry function with a unique name. More...
 
void set_retry (uint32_t initial_wait_time, uint8_t max_attempts, std::function< RetryResult(uint8_t)> &&f, float backoff_increase_factor=1.0f)
 
bool cancel_retry (const std::string &name)
 Cancel a retry function. More...
 
void set_timeout (const std::string &name, uint32_t timeout, std::function< void()> &&f)
 Set a timeout function with a unique name. More...
 
void set_timeout (uint32_t timeout, std::function< void()> &&f)
 
bool cancel_timeout (const std::string &name)
 Cancel a timeout function. More...
 
void defer (const std::string &name, std::function< void()> &&f)
 Defer a callback to the next loop() call. More...
 
void defer (std::function< void()> &&f)
 Defer a callback to the next loop() call. More...
 
bool cancel_defer (const std::string &name)
 Cancel a defer callback using the specified name, name must not be empty. More...
 
- Protected Member Functions inherited from esphome::gpio_expander::CachedGpioExpander< uint8_t, 16 >
void reset_pin_cache_ ()
 

Protected Attributes

uint16_t mode_mask_ {0x00}
 Mask for the pin mode - 1 means output, 0 means input. More...
 
uint16_t output_mask_ {0x00}
 The mask to write as output state - 1 means HIGH, 0 means LOW. More...
 
uint16_t input_mask_ {0x00}
 The state read in digital_read_hw - 1 means HIGH, 0 means LOW. More...
 
- Protected Attributes inherited from esphome::Component
uint32_t component_state_ {0x0000}
 State of this component. More...
 
float setup_priority_override_ {NAN}
 
const char * component_source_ {nullptr}
 
- Protected Attributes inherited from esphome::i2c::I2CDevice
uint8_t address_ {0x00}
 store the address of the device on the bus More...
 
I2CBusbus_ {nullptr}
 pointer to I2CBus instance More...
 
- Protected Attributes inherited from esphome::gpio_expander::CachedGpioExpander< uint8_t, 16 >
std::array< bool, N > read_cache_invalidated_
 

Detailed Description

Definition at line 11 of file tca9555.h.

Constructor & Destructor Documentation

◆ TCA9555Component()

esphome::tca9555::TCA9555Component::TCA9555Component ( )
default

Member Function Documentation

◆ digital_read_cache()

bool esphome::tca9555::TCA9555Component::digital_read_cache ( uint8_t  pin)
overrideprotectedvirtual

◆ digital_read_hw()

bool esphome::tca9555::TCA9555Component::digital_read_hw ( uint8_t  pin)
overrideprotectedvirtual

◆ digital_write_hw()

void esphome::tca9555::TCA9555Component::digital_write_hw ( uint8_t  pin,
bool  value 
)
overrideprotectedvirtual

◆ dump_config()

void esphome::tca9555::TCA9555Component::dump_config ( )
overridevirtual

Reimplemented from esphome::Component.

Definition at line 29 of file tca9555.cpp.

◆ get_setup_priority()

float esphome::tca9555::TCA9555Component::get_setup_priority ( ) const
overridevirtual

Reimplemented from esphome::Component.

Definition at line 131 of file tca9555.cpp.

◆ loop()

void esphome::tca9555::TCA9555Component::loop ( )
overridevirtual

Reimplemented from esphome::Component.

Definition at line 47 of file tca9555.cpp.

◆ pin_mode()

void esphome::tca9555::TCA9555Component::pin_mode ( uint8_t  pin,
gpio::Flags  flags 
)

Definition at line 36 of file tca9555.cpp.

◆ read_gpio_modes_()

bool esphome::tca9555::TCA9555Component::read_gpio_modes_ ( )
protected

Definition at line 62 of file tca9555.cpp.

◆ read_gpio_outputs_()

bool esphome::tca9555::TCA9555Component::read_gpio_outputs_ ( )
protected

Definition at line 49 of file tca9555.cpp.

◆ setup()

void esphome::tca9555::TCA9555Component::setup ( )
overridevirtual

Check i2c availability and setup masks.

Reimplemented from esphome::Component.

Definition at line 18 of file tca9555.cpp.

◆ write_gpio_modes_()

bool esphome::tca9555::TCA9555Component::write_gpio_modes_ ( )
protected

Definition at line 114 of file tca9555.cpp.

Field Documentation

◆ input_mask_

uint16_t esphome::tca9555::TCA9555Component::input_mask_ {0x00}
protected

The state read in digital_read_hw - 1 means HIGH, 0 means LOW.

Definition at line 37 of file tca9555.h.

◆ mode_mask_

uint16_t esphome::tca9555::TCA9555Component::mode_mask_ {0x00}
protected

Mask for the pin mode - 1 means output, 0 means input.

Definition at line 33 of file tca9555.h.

◆ output_mask_

uint16_t esphome::tca9555::TCA9555Component::output_mask_ {0x00}
protected

The mask to write as output state - 1 means HIGH, 0 means LOW.

Definition at line 35 of file tca9555.h.


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