Arduino Toolkit - @arduino/readVoltage

: voltage = readVoltage (ar, pin)

Read analog voltage of a pin.

Inputs

ar - connected arduino.

pin - pin name or number to query for voltage

Outputs

voltage - scaled pin value as a voltage

Example

 
 ar = arduino ();
 readVoltage(ar, "A4");
 ans = 
     1.401
 
 

See also: arduino, readAnalogPin.