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Questions tagged [l293d]

The tag has no usage guidance.

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1answer
32 views

L293D with arduino's 5V

I am trying to use L293D with relay to power a 12V DC motor. Can I use arduino's 5V to provide L293D inputs 4 and 8 such as in the drawing? Or do I need to use a separate source, e.g. a power module?
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14 views

How to connect to Arduino with old L293D Motor Driver

How to connect the below motor controller to the Arduino Uno board. I am new to this field. I haven't seen this type of motor controller in any tutorials. Two motors and input battery points I have ...
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1answer
44 views

How to properly run 4 DC motors with an Arduino?

I am working on a project where I have 4 DC motors that is controlled by 2 L293D motor drivers. 2 of the motors act as the wheels of the robot, and the other 2 act as a mop. The Arduino board is ...
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0answers
78 views

Powering Arduino and L293D shield using a single power supply

I am a making a line follower with two dc motors. I am using a L293D motor driver shield with Arduino Mega. Specification of the BO motors I am using: Working voltage : 3V to 9V 30gm weight ...
0
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1answer
39 views

State machine doesn't function

My goal is to make a logic controller for a cassette tape mechanism, right now I'm simply trying to get the mechanism to engage and disengage the pinchroller arm which is motorized, spin the reels/...
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0answers
2k views

Controlling a DC motor with limit switches, initiate travel from one switch to the other with button

I have a DC motor that has a limit switch at both ends of travel, when the button on cyclePin is pushed, and one of the limit switches is closed, the motor is supposed to run in the opposite direction ...
0
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1answer
419 views

2 Motor Robot Control with RC Radio

I am making a robot for a local robotics competition. One main function I need to do is move it forward, backward, right, left. Just like an RC car. I have programmed it to do that but it seems ...
2
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2answers
1k views

State machine sketch to drive a DC motor with limit switches [closed]

I have a DC motor that will need to use two limit switches to detect end of travel in two directions. I've read that coding a state machine to do this task is the best method, however I have no idea ...
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1answer
40 views

Arduino connection with Arduino

I have 3 Arduino boards, let's call them be A, B, C. I'm connecting A with a bluetooth module and I'm getting the input from the bluetooth module. Now I want to send output from A using the digital ...
0
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1answer
57 views

Use an L293D with Arduino [closed]

I am making a 2-wheeled Arduino car controlled by T.V. remote for a science fair tomorrow. I have found a tutorial for the IR part. I brought this L293D motor driver to control a 2-wheeled car. I am ...