Library for LTC2945 12-Bit Wide Range Power Monitor. More...

Detailed Description

Library for LTC2945 12-Bit Wide Range Power Monitor.

Definition in file LTC2945.cpp.

Functions
int8_t	LTC2945_write (uint8_t i2c_address, uint8_t adc_command, uint8_t code)
	Write an 8-bit code to the LTC2945. More...

int8_t	LTC2945_write_16_bits (uint8_t i2c_address, uint8_t adc_command, uint16_t code)
	Write a 16-bit code to the LTC2945. More...

int8_t	LTC2945_write_24_bits (uint8_t i2c_address, uint8_t adc_command, int32_t code)
	Write a 24-bit code to the LTC2945. More...

int8_t	LTC2945_read (uint8_t i2c_address, uint8_t adc_command, uint8_t *adc_code)
	Reads an 8-bit adc_code from LTC2945. More...

int8_t	LTC2945_read_12_bits (uint8_t i2c_address, uint8_t adc_command, uint16_t *adc_code)
	Reads a 12-bit adc_code from LTC2945. More...

int8_t	LTC2945_read_16_bits (uint8_t i2c_address, uint8_t adc_command, uint16_t *adc_code)
	Reads a 16-bit adc_code from LTC2945. More...

int8_t	LTC2945_read_24_bits (uint8_t i2c_address, uint8_t adc_command, int32_t *adc_code)
	Reads a 24-bit adc_code from LTC2945. More...

float	LTC2945_VIN_code_to_voltage (uint16_t adc_code, float LTC2945_VIN_lsb)
	Calculate the LTC2945 VIN voltage. More...

float	LTC2945_ADIN_code_to_voltage (uint16_t adc_code, float LTC2945_ADIN_lsb)
	Calculate the LTC2945 ADIN voltage. More...

float	LTC2945_code_to_current (uint16_t adc_code, float resistor, float LTC2945_DELTA_SENSE_lsb)
	Calculate the LTC2945 current with a sense resistor. More...

float	LTC2945_code_to_power (int32_t adc_code, float resistor, float LTC2945_Power_lsb)
	Calculate the LTC2945 power. More...

float	LTC2945_code_to_ADIN_power (int32_t adc_code, float resistor, float LTC2945_ADIN_DELTA_SENSE_lsb)
	Calculate the LTC2945 power with the ADIN. More...

Function Documentation

◆ LTC2945_ADIN_code_to_voltage()

float LTC2945_ADIN_code_to_voltage	(	uint16_t	adc_code,
		float	LTC2945_ADIN_lsb
	)

Calculate the LTC2945 ADIN voltage.

Returns: Returns the ADIN Voltage in Volts

Parameters

adc_code	The ADC value
LTC2945_ADIN_lsb	ADIN lsb weight

Definition at line 171 of file LTC2945.cpp.

◆ LTC2945_code_to_ADIN_power()

float LTC2945_code_to_ADIN_power	(	int32_t	adc_code,
		float	resistor,
		float	LTC2945_ADIN_DELTA_SENSE_lsb
	)

Calculate the LTC2945 power with the ADIN.

Returns: The LTC2945 power with the ADIN

Parameters

adc_code	The ADC value
resistor	The resistor value
LTC2945_ADIN_DELTA_SENSE_lsb	Power lsb weight

Definition at line 200 of file LTC2945.cpp.

◆ LTC2945_code_to_current()

float LTC2945_code_to_current	(	uint16_t	adc_code,
		float	resistor,
		float	LTC2945_DELTA_SENSE_lsb
	)

Calculate the LTC2945 current with a sense resistor.

Returns: The LTC2945 current

Parameters

adc_code	The ADC value
resistor	The resistor value
LTC2945_DELTA_SENSE_lsb	Delta sense lsb weight

Definition at line 180 of file LTC2945.cpp.

◆ LTC2945_code_to_power()

float LTC2945_code_to_power	(	int32_t	adc_code,
		float	resistor,
		float	LTC2945_Power_lsb
	)

Calculate the LTC2945 power.

Returns: The LTC2945 power

Parameters

adc_code	The ADC value
resistor	The resistor value
LTC2945_Power_lsb	Power lsb weight

Definition at line 190 of file LTC2945.cpp.

◆ LTC2945_read()

int8_t LTC2945_read	(	uint8_t	i2c_address,
		uint8_t	adc_command,
		uint8_t *	adc_code
	)

Reads an 8-bit adc_code from LTC2945.

Returns: The function returns the state of the acknowledge bit after the I2C address write. 0=acknowledge, 1=no acknowledge.

Parameters

i2c_address	Register address for the LTC2945
adc_command	The "command byte" for the LTC2945
adc_code	Value that will be read from the register.

Definition at line 112 of file LTC2945.cpp.

◆ LTC2945_read_12_bits()

int8_t LTC2945_read_12_bits	(	uint8_t	i2c_address,
		uint8_t	adc_command,
		uint16_t *	adc_code
	)

Reads a 12-bit adc_code from LTC2945.

Returns: The function returns the state of the acknowledge bit after the I2C address write. 0=acknowledge, 1=no acknowledge.

Parameters

i2c_address	Register address for the LTC2945
adc_command	The "command byte" for the LTC2945
adc_code	Value that will be read from the register.

Definition at line 123 of file LTC2945.cpp.

◆ LTC2945_read_16_bits()

int8_t LTC2945_read_16_bits	(	uint8_t	i2c_address,
		uint8_t	adc_command,
		uint16_t *	adc_code
	)

Reads a 16-bit adc_code from LTC2945.

Returns: The function returns the state of the acknowledge bit after the I2C address write. 0=acknowledge, 1=no acknowledge.

Parameters

i2c_address	Register address for the LTC2945
adc_command	The "command byte" for the LTC2945
adc_code	Value that will be read from the register.

Definition at line 137 of file LTC2945.cpp.

◆ LTC2945_read_24_bits()

int8_t LTC2945_read_24_bits	(	uint8_t	i2c_address,
		uint8_t	adc_command,
		int32_t *	adc_code
	)

Reads a 24-bit adc_code from LTC2945.

Returns: The function returns the state of the acknowledge bit after the I2C address write. 0=acknowledge, 1=no acknowledge.

Parameters

i2c_address	Register address for the LTC2945
adc_command	The "command byte" for the LTC2945
adc_code	Value that will be read from the register.

Definition at line 148 of file LTC2945.cpp.

◆ LTC2945_VIN_code_to_voltage()

float LTC2945_VIN_code_to_voltage	(	uint16_t	adc_code,
		float	LTC2945_VIN_lsb
	)

Calculate the LTC2945 VIN voltage.

Returns: Returns the VIN Voltage in Volts

Parameters

adc_code	The ADC value
LTC2945_VIN_lsb	VIN lsb weight

Definition at line 162 of file LTC2945.cpp.

◆ LTC2945_write()

int8_t LTC2945_write	(	uint8_t	i2c_address,
		uint8_t	adc_command,
		uint8_t	code
	)

Write an 8-bit code to the LTC2945.

Returns: The function returns the state of the acknowledge bit after the I2C address write. 0=acknowledge, 1=no acknowledge.

Parameters

i2c_address	Register address for the LTC2945
adc_command	The "command byte" for the LTC2945
code	Value that will be written to the register.

Definition at line 76 of file LTC2945.cpp.

◆ LTC2945_write_16_bits()

int8_t LTC2945_write_16_bits	(	uint8_t	i2c_address,
		uint8_t	adc_command,
		uint16_t	code
	)

Write a 16-bit code to the LTC2945.

Returns: The function returns the state of the acknowledge bit after the I2C address write. 0=acknowledge, 1=no acknowledge.

Parameters

i2c_address	Register address for the LTC2945
adc_command	The "command byte" for the LTC2945
code	Value that will be written to the register.

Definition at line 88 of file LTC2945.cpp.

◆ LTC2945_write_24_bits()

int8_t LTC2945_write_24_bits	(	uint8_t	i2c_address,
		uint8_t	adc_command,
		int32_t	code
	)

Write a 24-bit code to the LTC2945.

Returns: The function returns the state of the acknowledge bit after the I2C address write. 0=acknowledge, 1=no acknowledge.

Parameters

i2c_address	Register address for the LTC2945
adc_command	The "command byte" for the LTC2945
code	Value that will be written to the register.

Definition at line 98 of file LTC2945.cpp.

Detailed Description

Functions

Function Documentation

◆ LTC2945_ADIN_code_to_voltage()

◆ LTC2945_code_to_ADIN_power()

◆ LTC2945_code_to_current()

◆ LTC2945_code_to_power()

◆ LTC2945_read()

◆ LTC2945_read_12_bits()

◆ LTC2945_read_16_bits()

◆ LTC2945_read_24_bits()

◆ LTC2945_VIN_code_to_voltage()

◆ LTC2945_write()

◆ LTC2945_write_16_bits()

◆ LTC2945_write_24_bits()