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Questions tagged [stepper-motor]

A kind of motor that moves in steps.

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EMC considerations when driving stepper motors through cable

I am developing a driving circuit for a pump — essentially a stepper motor. The PWM output signals that drive the windings are connected through a connector on the PCB and an approximately 50cm cable ...
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Can I safely "home" a 24BYJ28 geared stepper by ramming it into the limit?

I am building a toolchanger for my 3D printer and I want to use a 24BYJ28 geared stepper motor for the tool changer. When I power up the machine, the machine doesn't know the current position of the ...
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Sensor and motion system synchronization

Disclaimer: This is well outside of my field of knowledge. So please respond accordingly. I am working on a project to measure hydrodynamic effects of a certain type of skin roughness in an open ...
A_II's user avatar
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Can I link two stepper controllers and motors of different types to the same step signal outputs from a control board?

I need stepper motors of different amps and weights to mirror each other to +/- 5% total precision. Can there be problems if I use the same step-signal pins from a control board towards two different ...
bandybabboon's user avatar
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Need help on making a stepper motor run smooth and silent with 3revs/sec (180rpm)

I am trying to make a Nema 23 motor run smooth and as much silent as possible with at least 3 revs/sec. Motor has 2 phases, 4A/phase, 0.9R active resistance and 3.8mH inductance per phase. I have ...
velizarw's user avatar
2 votes
3 answers
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Discrete components motor driver or integrated solution

Is there any reason for someone to implement a stepper (or DC) motor driving circuit with discrete components such as ZXMHC3F381N8 and external MOSFETs, resistors, snubber circuits, flyback diodes etc....
geo66's user avatar
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How to use Stepper Motor and GP1S094HCZ0F Photointerruptor to home

I am working on a robot project and am currently working on the neck joint. For this, the head will be turning, and I am using a stepper motor for this purpose as it has more than 180 degrees of ...
Collin's user avatar
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Using STM32F407 to drive 8 pulse pins

I have an application where I need to send send signals to 8 stepper drivers on my STM32F407 Discovery board. Each stepper driver requires an independent PULSE, DIRECTION, and SLEEP signal. DIRECTION ...
jlaufer's user avatar
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Motor and Controller to spin Camera Array

I am in over my depth with respect to motors and drive hardware. Problem The motion control solutions I have tried have failed due to torque insufficiency and noise. Seeking I am seeking motion ...
Go Danny's user avatar
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Unipolar stepper driven PWM to reduce voltage

I need to drop voltage for unipolar stepper motor with winding resistance 50ohm and inductance 40mH (measured with generator and oscilloscope for equivalent circuit Rout + (Rl + L)). Available Vcc is ...
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Trying to run Nema 34 stepper motor, using DM542 driver and Beaglebone black vc

I am trying to run a Nema 34 stepper motor, using a DM542 driver connected to external power supply and beaglebone blackvc. The driver needs 5 volts to run and I am confused on how to get 5 volts to ...
Logan Hill's user avatar
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STEP Motor Maximum Speed

Hello I'm struggling with getting my nema 23 step motor(3A max) to achieve maximum speeds and I'm wondering if its the algorithm or the motor driver. I'm using 24 volt power supply with TB6600 step ...
Bommersooner21's user avatar
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Running TMC2240 Stepper Motor Driver with Arduino?

I am attempting to run a Nema 17 stepper motor with the BigTreeTech TMC2240 stepper motor driver. I am connecting to the driver module with an Arduino UNO R3 board, and I'm using Arduino IDE v2.3.0. ...
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When I hold a stepper motor while it is operating, what happens? Does it draw more current or maybe reverse current?

I was wondering how stepper motors of 3D printers work and I found that some of them does not have a calibrating mechanism like a switch or whatsoever. It seems like there is an internal thing that is ...
Abdulrahman Abdulkhalek's user avatar
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Test Stepper Motor Driver TMC2208 With Multimeter

I had a faulty stepper driver which i plugged into my 3D printer motherboard (GTM32 Mini S) and when i powered up the board there was smoke and the MCU was toast. I thougt it was the board first, so i ...
Gurpreet's user avatar
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Baby bed Carousel - Is it possible to control stepper motor using L298N driver and mks osc v1.0 controller?

I have a mission. Wanted to build bed carousel for my baby and now it's a matter of honor. What parts i have: 5 wired stepper motor - I know the trick how to convert it to bipolar one. L298N Driver ...
woodson87's user avatar
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What is the purpose of the this part of a motor controller circuit?

I was looking at the schematic for the Pololu High-Power Stepper Motor Driver 36v4 and can make sense of most of it, except for this portion of the circuit. What is the purpose of the MOSFET and ...
electricviolin's user avatar
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What's the difference between a direct drive/torque motor and a stepper?

A torque motor is 'either a rolled-up linear motor or a classic servo drive with a large number of poles'. As I understand it they are ironless 3 phase supply motors, though perhaps neither of these ...
Oliver Walters's user avatar
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Why is the load supply (VBB1) on my A3967 shorting to both OUT1A and OUT1B when the stepper motor is disconnected?

I am utilizing the A3967 Allegro microstepping driver with translator. The problem is that I'm burning out the driver when the stepper motor is seemingly disconnected. This doesn't happen every time I ...
CADcoder's user avatar
1 vote
1 answer
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Bipolar stepper motor tooth geometry

A normal 1.8 degree bipolar stepper motor has 50 rotor teeth evenly spaced around the rotor's circumference, but what is the normal geometry of the stator teeth? In tutorials explaining stepper motors ...
FreddaH's user avatar
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Current Limiting Circuit with Comparator/ Threshold Comparator (current limit) switch Simulation

I am driving a stepper motor with an H-bridge and hex inverter and need to create a circuit that limits the current. I need help designing a circuit with a comparator that detects a current greater ...
Jay's user avatar
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How to calculate the angular resolution of a stepper motor?

I have a Motorized Vertical drive optical mount 8MKVDOM-1 Based on the specification, the resolution is 1.25 um and the lead screw picth is 0.25mm. To translate the linear resolution to angular, ...
Rima's user avatar
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Custom mount dev-board for A4988 stepper motor drivers - motor performance issues and loud noise

I have a project that requires 3 stepper motors driven by A4988 and NodeMCU V3 LoLin (ESP32). I 3D printed a panel to mount my components. Since I have 3 seperate A4988 drivers one for each motor I ...
Sterling Duchess's user avatar
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Stepper motor noise

I’m currently developing a belt drive system that uses two separate Nema 42 stepper motors and an htd pulley. Everything is working well except I recently increased the supply voltage from 110 to 220 (...
meshein's user avatar
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Low side driver for unipolar stepper motor (voltage drop or current limiter)

I need drive unipolar stepper motor which resides in device with center coil pins connected internally together. So I cannot change to bipolar driver. I use ULN2003 which works and I drive it with 5V,...
TMa's user avatar
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TB6600 / using with low voltage stepper motor

I'm using a classic TB6600 Stepper Motor driver (see for example link) I have a stepper motor that is rated for 5 VDC (datasheet). I have the datasheet, but it does not specify a current limit. I ...
user3533030's user avatar
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DRV8825, TMC2209 burning out on stepper rotation

I have burned one tmc2209 and 3 drv8825 drivers. I have a linear rail with nema23 on it. Esp32-tmc-stepper conf I wanted to move it fast, so i pushed the stage and got a magic pop and smoke. I made a ...
aleXela's user avatar
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Powering a NEMA17 stepper motor (DRV8825 driver) with a mt3608 boost converter

I'm encountering a very strange problem at the moment. In the course of my school project I need to drive a NEMA17 stepper motor with a DRV8825 stepper driver, which is soldered with its breakout on ...
Georg Milecki's user avatar
2 votes
2 answers
84 views

Advantages of low voltage steppers

Many vendors now offer low-voltage stepper motors, e.g. 2 V or even 1.8 V. What are the advantages and disadvantages of such motors relative to 12 V or 24 V motors?
user2423302's user avatar
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Disconnecting Stepper Motor While Active

I've been playing with using one stepper motor driver to control multiple bipolar stepper motors (one at a time). I've found disabling the stepper motor, using a relay array to switch to another ...
JamesWilliams's user avatar
1 vote
1 answer
81 views

Does the TMC5160 track motor position?

It's not clear if the TMC5160 has position tracking internally or if it can be used in substitute of an external encoder. The data sheet indicates that the driver can both detect stalls and tracks ...
FourierFlux's user avatar
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2 answers
55 views

Stepper motor for wire winding step calculations

Stepper motor takes 200 steps/revolution without anything attached to the shaft. With a bobbin of 10mm in diameter and 50mm in length attached to stepper motor shaft, does it take the same 200 steps/...
Maria Stanford's user avatar
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Bipolar stepper motor buzzing and heating with a DRV8825 driver

I followed these instructions to drive a couple of stepper motors from a Raspberry Pi 4B and two DRV8825 drivers. I made the board, plugged in the 16 pin drivers, wrote a Python script to instruct the ...
juanmf's user avatar
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Optimal Protection Circuit Configuration for TMC2209 Stepper Motor Outputs

I am currently working on a project involving a stepper motor driven by a TMC2209 driver. I aim to implement effective protection for the motor driver outputs. According to section 3.7 of the TMC2209 ...
Murtuza Quaizar's user avatar
1 vote
1 answer
58 views

Understanding Stepper Motors

I am relatively new to using stepper motors and I plan on using two bipolar NEMA 17 2.1A stepper motors controlled using two TMC2226 motor drivers for a project. I am trying to understand how current ...
Thomas's user avatar
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Relay array or transistor array

I do a lot of 2 colour 3D printing and usually manually change the colour. Just trying to think of a way to automate the process for minimal effort, and limited modifying of my 3D printer. I want to ...
JamesWilliams's user avatar
3 votes
1 answer
82 views

Stepper Motor Interference from Metal on Frame or Shaft

I'm working on a project with a stepper motor and am running into an odd interference issue related to metal contact with the motor. I'm using a StepperOnline Nema23 2.8A (23HS22-2804S) motor with a ...
Mroctopi's user avatar
1 vote
2 answers
117 views

Disengaging or allowing a DC motor to rotate freely

I have a two DC motors with smd reel mounted on the 1st one and an empty reel on 2nd one. What I want to happen is that my operation will composed of two halves: 1st half: The 1st DC motor is off or &...
user139731's user avatar
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1 answer
124 views

Differences between a constant voltage "LED power supply" and a "standard" power supply

I'm looking for some input on a power supply problem... I'm using a Mean Well LPV-60-36 power supply (output of 60 watts @ 36 volts, rated for 1.67A RMS) to power a DM542T stepper motor driver that's ...
Scott Duckworth's user avatar
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0 answers
66 views

ESP32 Stepper Motor Control PCB Design Validation

I am presently in the process of developing a PCB designed to act as a foundational board for the precise control of a stepper motor. The system incorporates an LCD display and various sensors for ...
Kabl62's user avatar
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0 answers
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Using Power MOSFETs to interupt stepper motors

To preface I need to slave one of my steppers on a CNC machine however I have switches that help "square up" the gantry. The problem is this works on two separate drives and using the enable ...
RikkeBobbie007 's user avatar
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0 answers
226 views

How to divide the PUL or DIR (stepper driver) signal into multiple equal signals

My problem concerns the synchronization of two stepper motors that control the movement of the Y axis. I built a 3-axis CNC machine that uses two stepper motors for the Y axis. The controller sends ...
Antonio Pisani's user avatar
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1 answer
305 views

Controlling stepper motor with DRV8833

I’m trying to get a Nema8 stepper motor working with a DRV8833 controller. The stepper motor has 0.6 A specified on its label but no other data mentioned. Its the connections are A+, A-, B+ and B-. I’...
ulix's user avatar
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0 answers
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SPI Control of TMC5160-BOB using ESP32-S2 Feather

I am unable to drive a motor with the TMC5160-BOB using SPI commands. Anybody understand why? Block Diagram: Arduino C Code: ...
someguy67's user avatar
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0 answers
60 views

Lithium Polymer Battery Touching a Stepper Motor

I posted this question in the Arduino forums, but I thought I would post it here too for a broader audience of advice. Hey there everybody :) I’m Cal and am super new to Arduino. I’ve been into ...
Cal Courtney's user avatar
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Sizing MOSFET VDS to account for Stepper Back EMF

I'm having difficulty conceptualizing how the Back EMF of a motor, stepper in this case, can damage an H-Bridge MOSFET if the Vds aren't sized correctly. My main issue is my understanding of how the ...
Lpaulson's user avatar
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1 answer
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ESP32 Stepper Driver Library Issue

I have been having a wired Issue which I couldn't solve during the last two days :( I'm building a winding machine using a stepper. The Stepper runs fine with basic Arduino code but the stepper only ...
Phil's user avatar
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How to fix overcurrent fault pin triggering stepper motor driver to stop? Or how to reduce current spikes?

I am using two DRV8825 stepper motor drivers. They each control a NEMA23 with a 50:1 gear box. VREF is connected to the DAC of an ESP32 (datasheet). This is so I can control the torque. (I have a hard ...
adamaero's user avatar
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Coil resistance and input current in stepper motor H-bridge

Vcc: type: charger Current: 2.5 A Voltage: 12 V Stepper motor: Model: JK42HS40-1704 Coil resistance: 1.65 Ω Coil current: 1.7 A When choosing resistor R1.1 and R1....
Jakub Kutrzeba's user avatar
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0 answers
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Select the stepper motor driver

I need to know the difference between these two motors in inductance values and their operations. (1A) current/Phase, 6V, 60mH (.5A) current/Phase, 12V, 110mH In many resources, it has been ...
John Jin's user avatar
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