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Linduino
1.3.0
Linear Technology Arduino-Compatible Demonstration Board
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Library for LTC2484: 24-Bit Delta Sigma ADC with Easy Drive Input Current Cancellation. More...
Library for LTC2484: 24-Bit Delta Sigma ADC with Easy Drive Input Current Cancellation.
Definition in file LTC2484.cpp.
Go to the source code of this file.
Functions | |
int8_t | LTC2484_EOC_timeout (uint8_t cs, uint16_t miso_timeout) |
Checks for EOC with a specified timeout. More... | |
void | LTC2484_read (uint8_t cs, uint8_t adc_command, int32_t *adc_code) |
Read LTC2484 result, program configuration for next conversion. More... | |
float | LTC2484_code_to_voltage (int32_t adc_code, float LTC2484_lsb, int32_t LTC2484_offset_code) |
Calculates the LTC2484 input bipolar voltage. More... | |
float | LTC2484_temperature (int32_t adc_code, float LTC2484_t0, float LTC2484_r0) |
Calculate the LTC2484 temperature. More... | |
void | LTC2484_cal_voltage (int32_t zero_code, int32_t fs_code, float zero_voltage, float fs_voltage, float *LTC2484_lsb, int32_t *LTC2484_offset_code) |
Calibrate the lsb. More... | |
void | LTC2484_cal_temperature (int32_t adc_code, float temperature, float *LTC2484_t0, float *LTC2484_r0) |
Calibrate temperature. More... | |
void LTC2484_cal_temperature | ( | int32_t | adc_code, |
float | temperature, | ||
float * | LTC2484_t0, | ||
float * | LTC2484_r0 | ||
) |
Calibrate temperature.
adc_code | ADC code |
temperature | Actual temperature |
LTC2484_t0 | Temperature calibration value |
LTC2484_r0 | Voltage for temperature calibration value |
Definition at line 123 of file LTC2484.cpp.
void LTC2484_cal_voltage | ( | int32_t | zero_code, |
int32_t | fs_code, | ||
float | zero_voltage, | ||
float | fs_voltage, | ||
float * | LTC2484_lsb, | ||
int32_t * | LTC2484_offset_code | ||
) |
Calibrate the lsb.
zero_code | Offset (Code) |
fs_code | Code measured with full-scale input applied |
zero_voltage | Measured zero voltage |
fs_voltage | Actual voltage applied during full-scale measurement |
LTC2484_lsb | Returns LSB value (volts) |
LTC2484_offset_code | Returns Offset (Code) |
Definition at line 109 of file LTC2484.cpp.
float LTC2484_code_to_voltage | ( | int32_t | adc_code, |
float | LTC2484_lsb, | ||
int32_t | LTC2484_offset_code | ||
) |
Calculates the LTC2484 input bipolar voltage.
adc_code | Raw ADC code |
LTC2484_lsb | LSB value (volts) |
LTC2484_offset_code | Offset (Code) |
Definition at line 96 of file LTC2484.cpp.
int8_t LTC2484_EOC_timeout | ( | uint8_t | cs, |
uint16_t | miso_timeout | ||
) |
Checks for EOC with a specified timeout.
cs | Chip Select pin |
miso_timeout | Timeout (in millisends) |
Definition at line 84 of file LTC2484.cpp.
void LTC2484_read | ( | uint8_t | cs, |
uint8_t | adc_command, | ||
int32_t * | adc_code | ||
) |
Read LTC2484 result, program configuration for next conversion.
cs | Chip Select pin |
adc_command | Command byte |
adc_code | Returns raw 32-bit code read from ADC |
Definition at line 90 of file LTC2484.cpp.
float LTC2484_temperature | ( | int32_t | adc_code, |
float | LTC2484_t0, | ||
float | LTC2484_r0 | ||
) |
Calculate the LTC2484 temperature.
adc_code | ADC code |
LTC2484_t0 | Temperature calibration value |
LTC2484_r0 | Voltage for temperature calibration value |
Definition at line 102 of file LTC2484.cpp.