Control a DC motor Archive

  • Arduino – Controlling the Robot Arm

    Arduino – Controlling the Robot Arm

    So the arm is wired into Arduino as per the previous post, Arduino – Modifying a Robot Arm and hopefully this has worked. In this next part I alter the Arduino sketch slightly and write the first Processing sketch to test control of the arm...

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  • Arduino – Modifying a Robot Arm

    Arduino – Modifying a Robot Arm

    Essentially another tutorial involving controlling DC motors. In this post I’m going to first alter a robot arm I had built previously from a beginners kit so that it can be controlled from Arduino. Then I’m going to write a series of posts on different...

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  • Arduino – Control a DC motor with TIP120, potentiometer and multiple power supplies

    Arduino – Control a DC motor with TIP120, potentiometer and multiple power supplies

    A quick circuit showing how to control the speed of a DC motor with a potentiometer with your Arduino board. Also shows how to use a TIP120 transistor to allow the Arduino control a larger power supply. Transistors are 3 pin devices, which via the...

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  • Control a DC motor with Arduino and L293D chip

    Control a DC motor with Arduino and L293D chip

    This is a quick guide with a bit of extra info (pin configurations etc..) that I’ve learnt along the way on how to use the L293D with the Arduino, showing that we can: A) Use a supplemental power source to power the DC motor B)...

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