Questions tagged [l293d]
DC Motor Driver IC with two H-Bridges
32 questions
1 vote
1 answer
107 views
Connect ESP32-CAM to L293D
Disclaimer: I'm a programmer, not an electronics expert. I built this car using an Arduino Uno, and now I want to add a camera to it. I’ve tried researching online, but I couldn’t find much ...
- 11
-1 votes
1 answer
79 views
Arduino works indefinitely without PC contact [closed]
I'm studying H-Bridge for DC motors. I have a 9V battery, DC motor (9v), Arduino Nano and L293D. I'm following Jeremy Bloom's book about Arduino. Well, the system works perfectly with a PC connected. ...
- 3
2 votes
1 answer
118 views
I would like to know why my four gear motors are rotating at different speeds when connected to 2 L293D motor drivers, controlled by the arduino
Ignore direction of the motors(for now). This is my connection diagram. Any and all improvements to this are welcome. Bottom left motor seems to run at 210-224 rpm Bottom right motor runs at 160-180 ...
- 121
1 vote
1 answer
936 views
What are the Vs and Vss pins on an L293D chip for?
I made a simple test circuit to help me understand the L293D H-bridge that comes with the Arduino starter kit. Digital output pins of the Arduino are wired to the input pins on the H-bridge. Arduino ...
- 123
1 vote
0 answers
280 views
I’m having trouble getting a motor to run for 10 seconds and then reverse direction every time push button is pushed down
i am brand new to arduino and was looking for a little help. i am looking to activate a motor once the button is pushed for 10 seconds and then have it stop. then the next time the button is pushed, ...
- 11
0 votes
1 answer
788 views
How do I instruct the L293D to operate a motor at full speed when using 3.3V GPIO pins?
If the L293D enable and input pins expect [up to] 5V inputs; what is the best way to deliver full power to the output pins when using an ESP32 or any other microcontroller which uses 3.3V GPIO pins? I'...
- 115
1 vote
1 answer
461 views
what is the maximum number of servo motors that can be connected to a l293d motor shield?
I have a requirement in which I need to run 2 motors and 6 servos. The motors and servos won't be running simultaneously at any given time. what best can I use. I Was hoping to use l293d shield as it ...
0 votes
1 answer
611 views
Adding L293D motor shield to Breadboard
Anyone knows how to attach the l293D motor driver shield on a breadboard? I need to put the shield on top of a breadboard and then use an Atmega328P as the main way of controlling it. Than you :)
1 vote
2 answers
321 views
I need a good battery reccomendation
I have simple project composed of an Arduino Nano, a HC-05 module, and a small toy DC motor controlled using a L293D driver, I want to be able to power this circuit entirely using a battery, here is ...
- 123
2 votes
2 answers
797 views
L293D motorshield with batteries doesn't power Arduino
Recently I came across a video about a guy building a remote Bluetooth-controlled Arduino car and I was quite amazed. So I decided I wanted to build it too. I have no Arduino or electronics experience ...
- 31
1 vote
0 answers
33 views
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 ...
- 11
1 vote
1 answer
223 views
Stepper motor not working as expected
Kunal Gupta: Guys plss help me .... I am having issues in using stepper motor I have tried both 28bjy with uln2003 and l293d .. giving it output supply of 5V . Motor is vibrating but its shaft is not ...
- 81
1 vote
1 answer
125 views
L293D motor shield
I have the L293D motor shield on top of my Arduino UNO. The L293D has a servo attached of 5 volt and a motor of 12 volt there is an external power supply. If I remove the jumper of the board and power ...
- 11
1 vote
2 answers
2k 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 ...
1 vote
0 answers
244 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 ...
- 11