#include <max7219.h>

Inheritance diagram for esphome::max7219::MAX7219Component:

Public Member Functions
void	set_writer (max7219_writer_t &&writer)

void	setup () override

void	dump_config () override

void	update () override

float	get_setup_priority () const override

void	display ()

void	set_intensity (uint8_t intensity)

void	set_num_chips (uint8_t num_chips)

void	set_reverse (bool reverse)

uint8_t	printf (uint8_t pos, const char *format,...) __attribute__((format(printf
	Evaluate the printf-format and print the result at the given position. More...

uint8_t uint8_t	printf (const char *format,...) __attribute__((format(printf
	Evaluate the printf-format and print the result at position 0. More...

uint8_t uint8_t uint8_t	print (uint8_t pos, const char *str)
	Print `str` at the given position. More...

uint8_t	print (const char *str)
	Print `str` at position 0. More...

uint8_t	strftime (uint8_t pos, const char *format, ESPTime time) __attribute__((format(strftime
	Evaluate the strftime-format and print the result at the given position. More...

uint8_t uint8_t	strftime (const char *format, ESPTime time) __attribute__((format(strftime
	Evaluate the strftime-format and print the result at position 0. More...

Public Member Functions inherited from esphome::PollingComponent
	PollingComponent ()

	PollingComponent (uint32_t update_interval)
	Initialize this polling component with the given update interval in ms. More...

virtual void	set_update_interval (uint32_t update_interval)
	Manually set the update interval in ms for this polling object. More...

void	call_setup () override

virtual uint32_t	get_update_interval () const
	Get the update interval in ms of this sensor. More...

void	start_poller ()

void	stop_poller ()

Public Member Functions inherited from esphome::Component
virtual void	loop ()
	This method will be called repeatedly. More...

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...

void	mark_failed (const char *message)

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::spi::SPIDevice< spi::BIT_ORDER_MSB_FIRST, spi::CLOCK_POLARITY_LOW, spi::CLOCK_PHASE_LEADING, spi::DATA_RATE_1MHZ >
	SPIDevice ()

	SPIDevice (SPIComponent parent, GPIOPin cs_pin)

void	spi_setup () override

void	spi_teardown () override

void	set_spi_parent (SPIComponent *parent)

void	set_cs_pin (GPIOPin *cs)

void	set_data_rate (uint32_t data_rate)

void	set_bit_order (SPIBitOrder order)

void	set_mode (SPIMode mode)

uint8_t	read_byte ()

void	read_array (uint8_t *data, size_t length)

void	write (uint16_t data, size_t num_bits)
	Write a single data item, up to 32 bits. More...

void	write_cmd_addr_data (size_t cmd_bits, uint32_t cmd, size_t addr_bits, uint32_t address, const uint8_t *data, size_t length, uint8_t bus_width=1)

void	write_byte (uint8_t data)

void	transfer_array (uint8_t *data, size_t length)
	Write the array data, replace with received data. More...

void	transfer_array (std::array< uint8_t, N > &data)

uint8_t	transfer_byte (uint8_t data)

void	write_byte16 (uint16_t data)
	Write 16 bit data. More...

void	write_array16 (const uint16_t *data, size_t length)
	Write an array of data as 16 bit values, byte-swapping if required. More...

void	enable ()

void	disable ()

void	write_array (const uint8_t *data, size_t length)

void	write_array (const std::array< uint8_t, N > &data)

void	write_array (const std::vector< uint8_t > &data)

Public Member Functions inherited from esphome::spi::SPIClient
	SPIClient (SPIBitOrder bit_order, SPIMode mode, uint32_t data_rate)

bool	spi_is_ready ()

Protected Member Functions
void	send_byte_ (uint8_t a_register, uint8_t data)

void	send_to_all_ (uint8_t a_register, uint8_t data)

Protected Member Functions inherited from esphome::Component
virtual void	call_loop ()

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 Attributes
uint8_t	intensity_ {15}

bool	intensity_changed_ {}

uint8_t	num_chips_ {1}

uint8_t *	buffer_

bool	reverse_ {false}

optional< max7219_writer_t >	writer_ {}

Protected Attributes inherited from esphome::PollingComponent
uint32_t	update_interval_

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}

std::string	error_message_ {}

Protected Attributes inherited from esphome::spi::SPIClient
SPIBitOrder	bit_order_ {BIT_ORDER_MSB_FIRST}

SPIMode	mode_ {MODE0}

uint32_t	data_rate_ {1000000}

SPIComponent *	parent_ {nullptr}

GPIOPin *	cs_ {nullptr}

SPIDelegate *	delegate_ {SPIDelegate::NULL_DELEGATE}

Detailed Description

Definition at line 15 of file max7219.h.

Member Function Documentation

◆ display()

void esphome::max7219::MAX7219Component::display ( )

Definition at line 143 of file max7219.cpp.

◆ dump_config()

void esphome::max7219::MAX7219Component::dump_config ( )

overridevirtual

Reimplemented from esphome::Component.

Definition at line 135 of file max7219.cpp.

◆ get_setup_priority()

float esphome::max7219::MAX7219Component::get_setup_priority ( ) const

overridevirtual

Reimplemented from esphome::Component.

Definition at line 117 of file max7219.cpp.

◆ print() [1/2]

uint8_t esphome::max7219::MAX7219Component::print	(	uint8_t	pos,
		const char *	str
	)

Print str at the given position.

Definition at line 177 of file max7219.cpp.

◆ print() [2/2]

uint8_t esphome::max7219::MAX7219Component::print ( const char * str )

Print str at position 0.

Definition at line 202 of file max7219.cpp.

◆ printf() [1/2]

uint8_t esphome::max7219::MAX7219Component::printf	(	uint8_t	pos,
		const char *	format,
			...
	)

Evaluate the printf-format and print the result at the given position.

Definition at line 203 of file max7219.cpp.

◆ printf() [2/2]

uint8_t esphome::max7219::MAX7219Component::printf	(	const char *	format,
			...
	)

Evaluate the printf-format and print the result at position 0.

Definition at line 213 of file max7219.cpp.

◆ send_byte_()

void esphome::max7219::MAX7219Component::send_byte_	(	uint8_t	a_register,
		uint8_t	data
	)

protected

Definition at line 156 of file max7219.cpp.

◆ send_to_all_()

void esphome::max7219::MAX7219Component::send_to_all_	(	uint8_t	a_register,
		uint8_t	data
	)

protected

Definition at line 160 of file max7219.cpp.

◆ set_intensity()

void esphome::max7219::MAX7219Component::set_intensity ( uint8_t intensity )

Definition at line 224 of file max7219.cpp.

◆ set_num_chips()

void esphome::max7219::MAX7219Component::set_num_chips ( uint8_t num_chips )

Definition at line 231 of file max7219.cpp.

◆ set_reverse()

void esphome::max7219::MAX7219Component::set_reverse ( bool reverse )

inline

Definition at line 33 of file max7219.h.

◆ set_writer()

void esphome::max7219::MAX7219Component::set_writer ( max7219_writer_t && writer )

Definition at line 223 of file max7219.cpp.

◆ setup()

void esphome::max7219::MAX7219Component::setup ( )

overridevirtual

Reimplemented from esphome::Component.

Definition at line 118 of file max7219.cpp.

◆ strftime() [1/2]

uint8_t esphome::max7219::MAX7219Component::strftime	(	uint8_t	pos,
		const char *	format,
		ESPTime	time
	)

Evaluate the strftime-format and print the result at the given position.

Definition at line 233 of file max7219.cpp.

◆ strftime() [2/2]

uint8_t esphome::max7219::MAX7219Component::strftime	(	const char *	format,
		ESPTime	time
	)

Evaluate the strftime-format and print the result at position 0.

Definition at line 240 of file max7219.cpp.

◆ update()

void esphome::max7219::MAX7219Component::update ( )

overridevirtual

Implements esphome::PollingComponent.

Definition at line 166 of file max7219.cpp.

Field Documentation

◆ buffer_

uint8_t* esphome::max7219::MAX7219Component::buffer_

protected

Definition at line 58 of file max7219.h.

◆ intensity_

uint8_t esphome::max7219::MAX7219Component::intensity_ {15}

protected

Definition at line 55 of file max7219.h.

◆ intensity_changed_

bool esphome::max7219::MAX7219Component::intensity_changed_ {}

protected

Definition at line 56 of file max7219.h.

◆ num_chips_

uint8_t esphome::max7219::MAX7219Component::num_chips_ {1}

protected

Definition at line 57 of file max7219.h.

◆ reverse_

bool esphome::max7219::MAX7219Component::reverse_ {false}

protected

Definition at line 59 of file max7219.h.

◆ writer_

optional<max7219_writer_t> esphome::max7219::MAX7219Component::writer_ {}

protected

Definition at line 60 of file max7219.h.

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

/opt/build/esphome/esphome/components/max7219/max7219.h
/opt/build/esphome/esphome/components/max7219/max7219.cpp

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Member Function Documentation

◆ display()

◆ dump_config()

◆ get_setup_priority()

◆ print() [1/2]

◆ print() [2/2]

◆ printf() [1/2]

◆ printf() [2/2]

◆ send_byte_()

◆ send_to_all_()

◆ set_intensity()

◆ set_num_chips()

◆ set_reverse()

◆ set_writer()

◆ setup()

◆ strftime() [1/2]

◆ strftime() [2/2]

◆ update()

Field Documentation

◆ buffer_

◆ intensity_

◆ intensity_changed_

◆ num_chips_

◆ reverse_

◆ writer_