Questions tagged [l293d]

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9 questions with no upvoted or accepted answers
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What do i do to get my bluetooth module to light up?

I'm very new to arduino and am doing my first project, a bluetooth run robot. When i plugged in my module to my laptop to upload the code, the module lights up, and afterwards, i was able to run it on ...
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2answers
163 views

L298N motor driver and battery issues

I'm trying to build an Arduino 4WD smart car. so i connected my l298N motor driver module with my v4 shield and used a 4 x 1.5v AA batteries to try and power my 4 motors up. i connected 2 of the ...
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0answers
35 views

Motor not working with L293d shield

My code uploads to Arduino but the motor is not moving when I connect it to the L293d motor driver shield. I am supplying 12V 2A to the shield through an adapter, connected to dc motor at M2. tThis is ...
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0answers
32 views

How much power should I supply to L293d shield to run 4 tt gear dc motors and 1 servo sg90?

I'm new to Arduino. I am trying to making an obstacle avoiding car using Arduino Uno and L293d motor driver shield. Four tt gear dc motors and 1 servo motor were connected. How much power should I ...
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0answers
50 views

motor driver shield covering ports for ultrasonic sensor

im new to arduino and am making an arduino car. the motor driver shield covers the ports (am connecting an ultrasonic sensor) and i know that we can connect it to the 'holes' on the motor driver ...
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0answers
20 views

How to control 2 micro magnetic actuators with esp12e

i want to control two micro magnetic actuators (just two coil where I want to flow current in +to- and-to+ each motor for wifi airplane) with esp12e Do I need an h-bridge like l293d ? Also I will be ...
0
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1answer
147 views

Why is my Arduino code for running a Bluetooth controlled robot with obstacle sensor not working as it should be?

I have created a Bluetooth based smartphone controlled robot (a 4 wheel car) earlier using Arduino and an obstacle avoidance robot. Now, I wanted to combine both of them. So, I combined their ...
-1
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1answer
266 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?
-1
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1answer
46 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 ...