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Linduino
1.3.0
Linear Technology Arduino-Compatible Demonstration Board
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Library for LTC2637 Octal 12-/10-/8-Bit I2C VOUT DACs with 10ppm/°C Reference. More...
Library for LTC2637 Octal 12-/10-/8-Bit I2C VOUT DACs with 10ppm/°C Reference.
Definition in file LTC2637.cpp.
Go to the source code of this file.
Functions | |
int8_t | LTC2637_write (uint8_t i2c_address, uint8_t dac_command, uint8_t dac_address, uint16_t dac_code) |
Write a 16-bit dac_code to the LTC2637. More... | |
uint16_t | LTC2637_voltage_to_code (float dac_voltage, float LTC2637_lsb, int16_t LTC2637_offset) |
Calculate a LTC2637 DAC code given the desired output voltage and DAC address (0-3) More... | |
float | LTC2637_code_to_voltage (uint16_t dac_code, float LTC2637_lsb, int16_t LTC2637_offset) |
Calculate the LTC2637 DAC output voltage given the DAC code, offset, and LSB value. More... | |
void | LTC2637_calibrate (uint16_t dac_code1, uint16_t dac_code2, float voltage1, float voltage2, float *LTC2637_lsb, int16_t *LTC2637_offset) |
Calculate the LTC2637 offset and LSB voltages given two measured voltages and their corresponding codes. More... | |
void LTC2637_calibrate | ( | uint16_t | dac_code1, |
uint16_t | dac_code2, | ||
float | voltage1, | ||
float | voltage2, | ||
float * | LTC2637_lsb, | ||
int16_t * | LTC2637_offset | ||
) |
Calculate the LTC2637 offset and LSB voltages given two measured voltages and their corresponding codes.
dac_code1 | First DAC code |
dac_code2 | Second DAC code |
voltage1 | First voltage |
voltage2 | Second voltage |
LTC2637_lsb | Returns resulting LSB (volts) |
LTC2637_offset | Returns resulting Offset (volts) |
Definition at line 117 of file LTC2637.cpp.
float LTC2637_code_to_voltage | ( | uint16_t | dac_code, |
float | LTC2637_lsb, | ||
int16_t | LTC2637_offset | ||
) |
Calculate the LTC2637 DAC output voltage given the DAC code, offset, and LSB value.
dac_code | DAC code |
LTC2637_lsb | LSB value (volts) |
LTC2637_offset | Offset (volts) |
Definition at line 109 of file LTC2637.cpp.
uint16_t LTC2637_voltage_to_code | ( | float | dac_voltage, |
float | LTC2637_lsb, | ||
int16_t | LTC2637_offset | ||
) |
Calculate a LTC2637 DAC code given the desired output voltage and DAC address (0-3)
dac_voltage | Voltage to send to DAC |
LTC2637_lsb | LSB value (volts) |
LTC2637_offset | Offset (volts) |
Definition at line 96 of file LTC2637.cpp.
int8_t LTC2637_write | ( | uint8_t | i2c_address, |
uint8_t | dac_command, | ||
uint8_t | dac_address, | ||
uint16_t | dac_code | ||
) |
Write a 16-bit dac_code to the LTC2637.
i2c_address | I2C address of DAC |
dac_command | Command Nibble, left-justified, lower nibble set to zero |
dac_address | DAC Address Nibble, right justified, upper nibble set to zero |
dac_code | 16-bit DAC code |
Definition at line 87 of file LTC2637.cpp.