Tagged Questions

1
vote
0answers
54 views

How can I use arduino to control 4 motors speed and direction?

I consider this question different from others because of the variety of things I need this setup to be able to do. Description: I want to build a minimalistic motor controller capable of controlling ...
2
votes
1answer
190 views

can a servo board be used to drive a DC motor

Motor controller boards tend to be pricey, l298's a bit of hassle for the occasionally hobbyist, and both take up 2 IO pins per motor. I've had the notion of hacking off the control pcb from inside ...
1
vote
3answers
753 views

What do I need to drive a servo motor?

I'm using an Avr microcontroller and I've been wanting to build a simple robot, for some time now, from scratch. In every robotics project I have seen, seem to have a separate board driving the ...
3
votes
1answer
559 views

Automating music box with electric motor

I recently purchased a DIY music box kit from a website which I will not link to here. If you watch this video you can see that it has a serious design flaw: it has a tiny hand-crank, and it's thus ...
1
vote
2answers
6k views

Motor control with an Arduino UNO… Is it possible (and safe)?

I have an Arduino UNO and an inexpensive RC jeep with a functional DC motor and front-wheel turning servo, but I don't have an Ardumoto shield to control it (yet). I'd really like to learn if it's ...
2
votes
2answers
1k views

Two Wire Servo in RC Car?

I took apart an RC car recently and found 2 sets of motors. The rear wheels (left) seem to run off an electric DC motor which is understandable. The front wheels (right) I expected to be controlled ...