Arduino Ohmmeter calculator

ADC resolution [bits]

ADC absolute error [LSB]

Reference resistor tolerance [%]

Calculate reference resistance and accuracy

Resistance range [Ohm]:
to
Reference resistor value [Ohm]
E24 values
Measurement accuracy in this range [%]

Calculate resistance range

Reference resistor value [Ohm]

Desired measurement accuracy [%]

Resistance range [Ohm]:
to