Questions tagged [stepper-driver]

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51 views

Stepper motor skipping steps until I lower voltage

I have four of KL23H2100-35-4B stepper motors on my 3-axis CNC (doubled up on the y-axis); these are 3.5A 4-wire bipolar stepper motors with a rated 2.8mH inductance. I am driving them with the ...
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1answer
33 views

Reduce the output current from a stepper driver

I have to control 2 stepper motors with a single driver (multiplexing one at a time) and both motors are different, one 1.7A and the other 0.4A, if I set the current to 1.7A the 0.4A motor can burn ...
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3answers
33 views

Stepper Driver pulses control (with Arduino)

I intend to control the speed of a stepper motor thanks to a driver connected to Arduino (Mega). Basically the driver has, among others, 2 pins, PUL+ (Vcc) and PUL- (GND, common cathode), and each ...
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2answers
59 views

Which should I use? Stepper or DC motor?

I have a project where I have to sweep a windshield wiper about 90° at a rate of 150 sweeps/minute. (~3 sweeps/second) Since the sweep rate is high, I was thinking of using a stepper motor to get it ...
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1answer
42 views

Can I run 2amp/1.76v stepper motor on drv8825 driver?

I do electronics for fun and need help understanding the principles when coupling stepper motors and drivers! I have this type of stepper motor: kh56km2u027 and a drv8825 stepper driver, and was ...
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1answer
19 views

Multiple Trinamic TMC5130 drivers with stallguard2

I'm using two TMC5130 breakout boards with STM32F4 board. I control each with separate SPI channels, which works fine. I can get them to move, change settings, etc. StallGuard is used as sensorless ...
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1answer
73 views

TMC2130 does not work properly

Great title, I know. I have a driver board connected to a really small stepper motor. When I run it in step / dir mode it works. But as soon as I connect either SCLK or MOSI the motor turns at double ...
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2answers
261 views

Why sometimes a stepper winding is not fully powered?

After some tests with my multi-meter I was quite surprised that the windings of my stepper was not receiving the full current (1.5 A) even if the driver board was set so. After mumbling and scraping ...
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1answer
89 views

Stepper motor shaft vibrating and vibrates the load

I am new to the electronics hobby so any hep 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) ...
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1answer
39 views

Disable stepper driver [closed]

I'm trying to disable the stepper driver to allow manual operation of the lead screw it's controlling. I've tried connecting MF+ and MF- to ground and 24V in multiple combinations but the motor was ...
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0answers
19 views

L293D driver module taking current from USB

I bought an L293D driver shield for Arduino. Upon trying to run my 2 stepper motors I found them struggling to run, voltage drops and all. I replaced my 1.2A 12V adapter with my 7.2V LiPo battery, the ...
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2answers
57 views

Translating Stepper motor driver outputs (A-,A+,B-,B+) back into clk,en,step

I have a rather weird problem that makes it necessary to sense the four wires off of a bipolar stepper motor(A-,A+,B-,B+) and translate them back into the pins that controlled the stepper motor driver ...
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1answer
29 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 ...
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1answer
65 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 ...
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2answers
67 views

What does “point mode” and “track mode” mean for a closed loop stepper motor

I have this closed loop stepper motor and driver bundle: https://www.omc-stepperonline.com/closed-loop-stepper-kit/ye-series-1-axis-closed-loop-stepper-cnc-kit-2-0-nm-283-28oz-in-nema-23-motor-and-...
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0answers
42 views

Stepper Motor NEMA23 and driver A4988 matching problem?

I am experimenting with a stepper motor NEMA23 with the following specifications: Rated current: 2.8A/phase Resistance/Phase: 0.9 Step Angle: 1.8 Rated Voltage: 2.5 Inductance/Phase: 2.5 mH Holding ...
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0answers
29 views

Writing to XTARGET resets TMC 5130 stepper driver

I am interfacing TMC 5130 stepper driver via spi. I loaded initialization example form 25.1 page 109 of the datasheet. Everything goes well until I command the driver to move the motor by writing to ...
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0answers
148 views

How to protecting stepper drivers from manual motion?

I am trying to figure out a way to protect my stepper drivers from manual motion of the motor. To make this more clear, the system which these steppers are being built into allows for both computer ...
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0answers
35 views

Solution for EMI on signals in a connector?

I have PWM signal and PSU signals coming from switch mode PSU to our machine. The motor drive boards that run the stepper motors in the machine are located in the PSU. At the moment the outputs to ...
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0answers
70 views

Arduino UNO TMC2130 and Nema 17 Motor

I currently have an Arduino UNO, a stepper driver (the TMC2130 v3.0), and a Nema 17 stepper motor. I was trying to find the correct way to wire the driver and motor to the Arduino in order to simply ...
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0answers
92 views

Running multiple 4-wire bipolar stepper motors without drivers etc

I need to use about 120 motors for an arts project. My budget is limited, as are my skills. I need linear motion. I have found well-priced stepper units driving lead screw and nuts at sensible prices. ...
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1answer
72 views

Control stepper motor with low current and high current

I am learning about stepper motors and i have the following question. Let's say i have a bipolar, 2 phases, NEMA34 with a 5A rated current. I am using a driver capable of delivering 5Amps or 2Amps at ...
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1answer
76 views

Electrical braking a stepper motor (revisited)

My question is similar, but not identical, to an older question about electrical braking a stepper motor: Can I use electrical braking with stepper motor? In my application I do not need to brake the ...
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2answers
125 views

How to electric motors work? [closed]

I’m planning on building a electric bike/motorcycle and was wondering on what affects motor speed and torque. How does voltage affect a brushed motor and brushless motor? I would be powering this off ...
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2answers
225 views

Stepper motor vibrating and not turning

I've been stuck on this for a few days now and I can't seem to get my stepper to work. Last week, I bought a stepper motor (nema 17 size, 1.5A) and an A4988 driver to play around with. I hooked it all ...
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0answers
135 views

Powering Arduino and stepper motor from a single 12 V power supply

I am trying to control mechanism involving a nema 17 stepper motor. I use an A4988 stepper driver and an Arduino Nano both powered by the same 12 V/3A power supply. So far I have fried or crippled 4 ...
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0answers
142 views

Barn Door tracker motor battery selection

I am planning to build hinge based barn door tracker, as in the attached picture Its a simple meachanism for astrophotography aid, camera is mounted on one plate and other plate is connected via ...
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0answers
9 views

Controlling 1.5A Stepper with Easy Driver

I have a 1.5Amp stepper motor (nema 17 size) and I want to control it with an easy driver v4.4. The maximum output per phase for this chip is 750 milliamps. My question is: can I use this board to ...
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1answer
97 views

Driving Stepper Motor with Sine Wave

I am attempting to drive a stepper motor where each phase draws 1 A at 3.5 V using a sine wave oscillator that outputs two signals 90 degrees out of phase with one another. At the outputs of this ...
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0answers
528 views

Why don't stepper motors ring indefinitely?

I don't have much of a EM background but I have used stepper motors for things. What's not clear to me is why don't stepper motors ring indefinitely? Excluding physical friction, what actually causes ...
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0answers
35 views

Stepper Driver TMC5160 strange mosfet behaviour

So I made stepper driver PCB with the TMC5160 (datasheet) but I noticed something weird about about one of the motor outputs. Of the 4 motor outputs (A1, A2, B1 and B2) B2 always seems to have some ...
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0answers
26 views

Can a faulty motor cause issues to another motor?

This is regarding the circuit of my 3D printer mainboard. I had an obersvation: It has a cooling fan (40X10 24V) which is having issues lately - it stops working sometimes, and when pushed to rotate, ...
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1answer
82 views

What is the difference between these DVR8825 circuits? (stepper motor driver)

I use the one that is down and it works fine, but since I don't understand the difference between these circuits I decided to ask. Both circuits I found online, without explaining what is the ...
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1answer
47 views

Arduino controlled stepper motor alternate that can be powered with AA batteries?

I would like to make an automatic fish feeder using a low power microcontroller (probably an Arduino Mini Pro, unless there are better suggestions). Something like this. It is basically a drill bit ...
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2answers
52 views

Can I use LM3481 for a system where no-load status can occur?

I have made a step motor driver board with LM3478 to supply 24v from 12v input. LM3478 The problem is that a user can power the board without the stepper connected board which drive the board to no-...
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0answers
38 views

Missing steps while rotating stepper motor with gear 20:1 and driver tmc5160

as per the title I'm using Nema23 stepper motor and 20:1 gear and tmc5126 stepper driver. 1) I'm providing 3amp of current to motor and 4096 of microstepping. 2) Motor was working on same ...
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1answer
96 views

ATX PSU turns itself off when uploading sketch to Arduino

I'm trying to power a stepper motor with the 5V rail of an ATX PSU and control it using arduino. To keep the PSU running, I have shorted the PS_ON pin to ground. ...
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2answers
106 views

Stepper: Distribution of Microsteps within a full step

I am currently working on a project to precisely move a XY-table using stepper motors in microstepping mode. The goal is to reach 1/16 microstepping and there is an encoder with 4000 pulses per ...
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1answer
82 views

Tap into stepper motor signal

I was wondering if it is possible to tap into the signal either on the low power side (between motion controller and the stepper motor driver) or on the high power side (between the stepper motor ...
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0answers
1k views

How to calculate RMS current from the rated current? Are they the same in a stepper motor?

I want to use the TMC2130 driver with the stepper motor I show below. This driver has these main features amongst others: Integrated power MOSFETs handle motor currents up to 1.2A RMS (QFN package) / ...
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0answers
64 views

Stepper motor driver datasheet needed - Allegro Micro A6614SED-02A

I did a teardown of an HP PSC 2210 printer and scanner hoping to find a stepper motor driver (along with some other good stuff) but instead I found highly specialized parts, with little to no ...
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1answer
47 views

How to handle low voltage stepper motors?

So I've been looking at various NEMA-17 stepper motors, and I noticed that a most have an extremely low voltage. For example, on this page, there are NEMA-17 motors ranging from 2.8V to 5.4V, with ...
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1answer
111 views

Will the Stepper Motor 17HS3401 work fine with the TMC2130 driver? Or is the driver chip going to burn? Are they compatible?

I am considering whether to buy the stepper motor 17HS3401 of this catalog Current The motor uses a rated current of 1.3A. I need to connect it to the TMC2130 driver, which accepts just 1.2A with ...
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1answer
189 views

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 ...
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0answers
45 views

Uneven microstepping movement

I'm trying to control a stepper motor with an Allegro A4988 driver with microstepping. When advancing a few steps with no load, I can see that at full-step mode all steps have equal angle, but in ...
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1answer
100 views

Stepper Motor wiring confusion

I have got a 6 wire stepper motor. It's a chinese one (OKI KFL42LL) with Black, Brown, Orange, Yellow, White and Grey wire on it. Its specs are 8.7ohm and 7.5 degrees/step. I went through a lot of ...
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1answer
493 views

Controlling multiple stepper motors using a single driver

I want to control ~50 stepper motors using a single driver, and use only one Arduino pin to control each motor. Currently I'm using a single A4988 driver and a couple of 12v 1amp stepper motors to ...
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2answers
190 views

Why one stepper motor is twice faster?

I am using some stepper motors and I realized they are much slower than the stepper motors of OpenBuilds (http://youtu.be/GrjqW2MDCvM?t=3744). They're using less teeth on pulley too. Power supply ...
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0answers
179 views

Why stepper motor is slow with A4988 driver?

I'm using NEMA17 17HS13-0404S1 stepper motors with Arduino CNC Shield & A4988 drivers but I think they're much slower than they should be. Hard to explain how slow they are but compared to Ender 3 ...
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2answers
970 views

L298N heating up when driving a Nema 17 with Arduino

I've just bought a Nema 17 (Motor NEMA 17 40mm 1,2A 2,6kg/cm 1,8º 42STH40 1204A CNC) to build a pet feeder, and to control it I'm using a L298N driver I've also bought. I've wired everything together ...