We set the potentiometer pin as 0 (A0 on the Arduino Uno board), the CONTROL variable is the voltage that is used to cotrol the led brightness of the speed of the fan. In the setup() function the ...

Run this code after you have uploaded the server sketch (Listing 5) to the Arduino. Controlling a Servo. Now, let's make things move with your Arduino code. For this example, let's control the ...