His code listens for serial commands and manipulates the motors accordingly. He wrote a Python script using pyserial which talks to the Arduino.

If you see the code listing for the servo mechanism, you will see that the key to controlling the speed is basically the duration of the delay (variable pulseWidth) between sending a HIGH and LOW ...

Maker Michael Klements has built a unique electromechanical clock using a little Arduino hardware, code, and 28 servos, which tilt panels to reveal the correct time in digital format. As the time ...

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...

If you are interested in building your very own full instructions on how to combine the Arduino CNC shield and Arduino code for controlling the to DC servo motors have been kindly published to the ...

Posted in Radio Hacks Tagged arduino, cq, keyer, morse code, servo, straight key ← Building A Rather Rudimentary Arduino Tank Bot Turning A Raspberry Pi Into An SNES → ...