Arduino Calculator

Arduino Voltage Divider Calculator

Calculate voltage divider output voltage and resistor current for Arduino analog input circuits.

Arduino Voltage Divider Calculator Formula

Vout = Vin x R2 / (R1 + R2)

Useful for Arduino Uno, Nano, Pro Mini, Mega and embedded electronics projects.

Input Voltage VR1 OhmR2 Ohm

Result will appear here.