Hook up motor to arduino

Connect heavy DC motor to Arduino. Controller?

If you have any questions, reach out to us using the chat icon at the bottom right hand side of our site! Published at DZone with permission of Austin Spivey. See the original article here. Over a million developers have joined DZone. This handy tutorial will teach you how to work a DC motor with an Arduino and an LD motor driver with some quick connections and a bit of code.

Join the DZone community and get the full member experience. Start by plugging your Arduino into a power source such as your computer.


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Place the LD in the center of the breadboard, with half of the pins on either side of the breadboard. Connect digital output pins we're using 6 and 7 to input 1 and input 2 on the LD. Finally, connect output 1 and output 2 of the LD to your motor pins. Once that's all connected, it should look a little something like this: In the Arduino IDE: If not , what part would be different?

The sketch above would work for all arduinos. PMW pins can also be different. Overall it should work, but just check beforehand, as drawing too much current will destroy your Arduino.

Hello guys, i am new learner for arduino uno, now going to make a final project for the last semester in studies, which is portable smart pump, now i am facing some programming or hardware problem request to get some help from all the programming learner. The problem is when the set point is reach and over the prsss KPA value being calculate after pressure sensor prssPin sense the pressure the motor driver is not active after the programming statement is true.

I have tried exactly the same setup but motor is still, not rotating at all.

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Those lights just show communication with the program, showing the code being uploaded. It is not to do with that. Have you verified the code? Does your pin support PWM?

Arduino - DC Motor

I ve used the circuit and program that was posted can the website But it is showing error, Sketch uses bytes, max is bytes. Global variables use 9 bytes of dynamic memory, leaving bytes For local variables, max is bytes. Hi, if you have a specific question regarding your own circuit or implementation, please post it in the forum so that our forum members can provide the assistance that you need.

Another solution which I have done is to take the electronics of a servo out. You will see a motor which is connected onto 2 points of a circut board.

A number around 90 will stop the motor. Experiminent to find out. Please anyone can help me out.


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  8. This above one is notworking with the arduino uno. Please tell me the whole configuration for arduino uno.


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