Questions tagged [h-bridge]
A circuit which allows voltage to be applied in either direction across a load. A common application is switching the drive direction of a motor.
36 questions
0 votes
1 answer
64 views
Compiling issues with included library MX1508 for Billy Bass build
Thank you for considering my question. I have been learning Arduino so I can teach coding basics to my son. I came across a fun project to interface bluetooth with an old singing Billy Bass so he can ...
-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
1 vote
1 answer
940 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
0 votes
3 answers
1k views
How to tri-state an output circuit?
I need a circuit where an Arduino MCU can set an output to 3 different states. HIGH (12V) LOW (GND) N/A (completely disconnected) Using transistors seems to be the correct way but I am too much of a ...
- 11
0 votes
0 answers
344 views
How can I get a holding torque on dc motor if I am using an H-bridge?
I am trying to build a robotic arm and also using a lot of metal in it, now the real challenge for me have arrised at first I was using tower pro mg995 but that servo is worse than scrap. So I ditched ...
1 vote
0 answers
48 views
DC Motor Shuddering
I am testing my BTS7960 Module with my UNO for bi-directional rotation of DC Motor. I am using a small DC motor as a test (like the one here) and I am powering the UNO via USB cable. The problem is ...
- 21
1 vote
1 answer
449 views
Arduino H-bridge for rc car
I've got an old rc car laying around, of which i would like to swap the insides, but re-use some of the parts that are already in there. The car runs 2 dc motors: one for steering, one for throttle. ...
1 vote
1 answer
492 views
Connecting Seeeduino XIAO 3.3 V out to dual H-bridge driver module (L298N) with TTL compatible inputs
The H-bridge module uses TTL compatible logic, but the chip allows these values (based on the L298N data sheet): Symbol Parameter Min. Max. ViL Input Low Voltage (pin 5, 7, 10, and 12) -0.3 V 1.5 V ...
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0 votes
0 answers
44 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 ...
- 57
1 vote
1 answer
91 views
How To Activate H-Bridge?
My understanding of the H-bridge is, that activating in1 or in2 will direct the 12V current to the motor, so it either spins right/left. Not that in1 or in2 is the actual current passing through to ...
- 93
2 votes
2 answers
8k views
L298N Dual Motor Controller Enable Pin has power but motors not working
I am trying to get the L298N to work with a simple DC motor. For now, I have simplified the setup and the code to the basics to try to get it to work. I am using the following wiring setup with no ...
- 33
1 vote
2 answers
546 views
maximum interrupt-based PWM frequency at 500 Hz
I need to control a 24 kHz ultrasonic transducer and decided to use an arduino uno I have lying around. Using tone() or the atmega's hardware pwm is not very suitable because I need two 50/50 square ...
- 1,878
0 votes
1 answer
81 views
H Bridge for microcontroller power management?
Is it fine to use L298 N Dual H Bridge Stepper Motor Driver Module to control power of other ICs in a multiple microcontroller setup? I intend to reduce power consumption in by powering communication ...
2 votes
1 answer
122 views
Can 2 H-Bridges be controlled by one Arduino?
The three motors are from windshield wipers, with one of the brushes disconnected in each. The controllers are BTS7960 43A modules One bridge for two drive motors (speed and direction), and the second ...
- 21
0 votes
2 answers
228 views
How do I create a state machine for my purpose?
I am new to Arduino. I have a motor which drives a sliding door back and forth. The motor is connected to an H bridge which has two control pins (direction, speed). I have a switch which is intended ...
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