All Questions
Tagged with stepper-driver driver
8
questions
1
vote
1
answer
229
views
How to translate a connection (Step Motor Driver)?
I am following this connection to get a driver to an Arduino and a step motor. The original connection is this:
Green wire --> Step
Blue wire --> DIR
Red wire --> +5V
My driver, However, has ...
0
votes
2
answers
558
views
Do I need a higher amperage power supply for more stepper motors
I have a very simple question:
I am trying to power five 28BYJ-48 stepper motors attached to some ULN2003 driving boards but I am confused about the amperage I need. Each of the stepper motors needs ...
0
votes
2
answers
1k
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Stepper motor shaft vibrates, and vibrates the load
I am new to the electronics hobby so any help is appreciated. For my application I need a quiet motor that can provide high torque at low speed.
I purchased a NEMA 17 stepper motor (model is 17HS4401s)...
0
votes
1
answer
208
views
L298N minimum output current/voltage
Does the L298N have a minimum output voltage? I want to control it such that the output varies from -Vs to +Vs, does it go linearly near 0, or is there a threshold that it passes? I can't tell what ...
0
votes
1
answer
404
views
1-10Hz frequency count translated to PWM for stepper motor RPM
I would like to control the speed of a stepper motor based on an input signal that consists of short 12V pulses at a varying frequency of 1-10Hz. I know this is an easy task with a microcontroller but ...
0
votes
1
answer
683
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Which stepper motor should be enough to move a water valve and for the TMC2130 driver?
I need a stepper motor and a driver to control it. But I don't know which would meet my needs. I have an Arduino MEGA 2560 if that's relevant.
Aim
I need to close and open a Nupro valve with ...
0
votes
1
answer
1k
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Capacitor to discharge upon switch open
Update Please evaluate this third attempt:
This is my first electrical project, so please be gentle with me. I know very little about electronics.
I'm building a machine that has a crank that users ...
1
vote
1
answer
2k
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I need help controlling the 'sled' motor of a CD-ROM, based off of a datasheet
I have a CD-ROM that I would like to use the stepper motor from. I specifically would like to use the existing driver for it. The circuit diagram for this driver, the BD7907FS, is below. I understand ...