Questions tagged [stepper-motor]
A kind of motor that moves in steps.
1,073 questions
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Can stepper motor driver be damaged if run without motor?
While researching stepper driver tutorials (in particular a4988) I stumbled upon something like "Do not run stepper driver when motor is not connected, as produced current will have nowhere to go ...
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Designing a 24 V DC stepper motor driver using discrete components (no dedicated driver IC)
I am a diploma electronics student working on an industrial project where I need to drive a 24 V DC stepper motor.
Instead of using a dedicated stepper driver IC (like A4988, L298, etc.), I am ...
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Breadboarding Components for Portable Wind Turbine [closed]
I'm that senior high school student from the Philippines again (previous post).
I'm trying to create a circuit for the components I picked for my portable wind turbine, but I'm confused about how I ...
user634403
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Validating NEMA 17 Stepper Circuit for Portable Wind Turbine (AC to 5 V USB) [closed]
I'm a senior in high school working on creating a portable and modular wind turbine. It's not innovative, but we'll be using it to help vulnerable communities utilize pre-typhoon (pre-hurricane) winds ...
user634403
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TMC2209 module wiring issue
I'm trying to control two stepper motors using BigTreeTech TMC2209 modules (datasheets & info). I'm having a very tough time trying to get them to work and I'd appreciate any help.
My setup
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Stepper Motor Control Circuit in Multisim (74193 + 74LS04 + 74LS08 + QBD139) —> LEDs Not Lighting
I’m working on a stepper motor control circuit in Multisim using the following ICs:
74193 (4-bit binary counter)
74LS04 (inverter)
74LS08 (AND gate)
QBD139 (NPN-Transistor)
The goal is to simulate a ...
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Two NEMA 17 stepper motors only move intermittently when controlled via Bluetooth (HM-10 + Arduino Uno)
I'm doing a senior design project for my Computer Engineering bachelor's degree and I'm running into issues getting consistant movement with my two NEMA 17 Stepper motors.
I'm in the process of making ...
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Setting Current Limit on A4988 driver
I recently bought 3 NEMA 17 stepper motors from pihut.com for a project, and got some A4988 drivers from a company called AZDelivery on amazon.co.uk.
Was trying to set up the stepper motors with a ...
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Small distance measurement for calibration
I am building a linear actuator that requires measuring the distance between two parts, as shown in the following picture with simplified schematics.
It utilizes a NEMA17 stepper motor. Distance ...
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Current distribution in a simple motor drivers circuit
Circuit:
DC power supply bench voltage feeds 3 TMC2208 stepper motor drivers, each driving a NEMA 17 stepper motor, 100uF 35V elecrolytic capacitor in parallel with each. 5V regulator to power a ...
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How can I connect a capacitor to the expansion board safely? Can I solder the capacitor right to the screw terminal clamps?
I am creating a claw machine with nema 17 stepper motors. I am using an A4988 stepper motor driver attached to a motor driver expansion board. The board will be powered with a 12v 10amp power supply ...
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Stepper motors, microstepping and torque
This might have been asked one way or another different times, but I found contradicting answers everywhere, not only here but in online forums as well. Plus, I have a few thoughts that I have not ...
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Stepper Motor Identification
I am trying to determine how to control my stepper motor. I have been unable to find a data sheet for the motor and need to know which wire goes to which output of my driver. My motor has 4 wires. ...
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Getting lot of EMI from large stepper motor hoping to find some solutions here
I have been working on a torsion testing machine (attached is the electrical schematic). The actuator is a NEMA 42 stepper motor which is being run at its highest current setting (5.9 A RMS/ 8.2 A ...
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Stepper motor spins even when calculated back-EMF exceeds supply voltage - why?
I have bipolar stepper motor of following specs: 12 V, 0.5 A, 0.43 Nm, 24 Ω, 36 mH.
Back-EMF value is 0.0637 Vrms/RPM, measured by spinning it with power tool and measuring open coil voltage on scope:
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