LTC2418.cpp File Reference

Library for LTC2418: 16-Channel 24-Bit No Latency Delta-Sigma ADC. More...

Detailed Description

Library for LTC2418: 16-Channel 24-Bit No Latency Delta-Sigma ADC.

Definition in file LTC2418.cpp.

Go to the source code of this file.

Functions
int8_t	LTC2418_EOC_timeout (uint8_t cs, uint16_t miso_timeout)
	Checks for EOC with a specified timeout. More...
void	LTC2418_read (uint8_t cs, uint8_t adc_command, uint32_t *adc_code)
	Reads the LTC2418 result and programs the configuration for the next conversion. More...
float	LTC2418_code_to_voltage (int32_t adc_code, float LTC2418_lsb, int32_t LTC2418_offset_code)
	Calculates the LTC2418 input bipolar voltage. More...
void	LTC2418_cal_voltage (int32_t zero_code, int32_t fs_code, float zero_voltage, float fs_voltage, float *LTC2418_lsb, int32_t *LTC2418_offset_code)
	Calibrate the lsb. More...

Function Documentation

LTC2418_cal_voltage()

void LTC2418_cal_voltage	(	int32_t	zero_code,
		int32_t	fs_code,
		float	zero_voltage,
		float	fs_voltage,
		float *	LTC2418_lsb,
		int32_t *	LTC2418_offset_code
	)

Calibrate the lsb.

Returns

Void

Parameters

zero_code	Offset (Code)
fs_code	Code measured with full-scale input applied
zero_voltage	Measured zero voltage
fs_voltage	Measured full-scale voltage
LTC2418_lsb	Returns LSB value (volts)
LTC2418_offset_code	Returns Offset (Code)

Definition at line 117 of file LTC2418.cpp.

LTC2418_code_to_voltage()

float LTC2418_code_to_voltage	(	int32_t	adc_code,
		float	LTC2418_lsb,
		int32_t	LTC2418_offset_code
	)

Calculates the LTC2418 input bipolar voltage.

Returns

Calculated voltage

Parameters

adc_code	Raw ADC code
LTC2418_lsb	LSB value (volts)
LTC2418_offset_code	Offset (Code)

Definition at line 107 of file LTC2418.cpp.

LTC2418_EOC_timeout()

int8_t LTC2418_EOC_timeout	(	uint8_t	cs,
		uint16_t	miso_timeout
	)

Checks for EOC with a specified timeout.

Returns

0=successful, 1=unsuccessful (exceeded timeout)

Parameters

cs	Chip Select pin
miso_timeout	Timeout (ms)

Definition at line 73 of file LTC2418.cpp.

LTC2418_read()

void LTC2418_read	(	uint8_t	cs,
		uint8_t	adc_command,
		uint32_t *	adc_code
	)

Reads the LTC2418 result and programs the configuration for the next conversion.

Returns

void

Parameters

cs	Chip Select pin
adc_command	Command byte
adc_code	Returns raw 32-bit code read from ADC

Definition at line 92 of file LTC2418.cpp.