A kind of motor that moves in steps.

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41 views

Small stepper, simple driver

It's a very small stepper at 18 ohm resistance per coil(2 of them) (4 phase). I got: stepper in the picture, L9110, LM358, arduino. I used an L9110 with the arduino. The stepper moved where it was ...
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0answers
17 views

Finding RPM & voltage of undocumented step motor

I'm trying to run a EM-483 step motor from Epson printer. I can identify the coil wires (A+,...
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0answers
22 views

Arduino Motor and RGB LED problem

A few weeks ago, I was working on an art project and it involved both spinning a stepper motor and driving some RGB LEDs through PWM using an Arduino UNO. Both functions worked fine on their own, but ...
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0answers
29 views

The simplest possible adjustable stepper motor driver

I need to construct an extremely simple stepper motor controller than can be controlled via a single potentiometer. I need to drive a fairly low current motor (for example a printer carriage motor), ...
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1answer
88 views

Stepper motor for 3D scanner turntable‏ [closed]

I am currently building a 3D scanner turntable and I can't figure out what stepper motor I should buy. Here are some things to consider: The plate will be made out of 3/4" MDF and will be 2' wide ...
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1answer
97 views

74HC595 + ULN2003A not driving stepper motor

Issue: One of the stepper motors is not spinning. Setup: 12V 10A power supply arduino uno 28BYJ-48-5V stepper motor (27 ohm/winding) 74HC595 ULN2003A The setup involves two stepper motor, as ...
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1answer
73 views

Mass liftable by a \$15 \,kg\cdot cm\$ torque stepper motor [duplicate]

I'm working on a project for automated welding and I'm using a stepper motor. I am confused in relation to its rated \$15\, kg \cdot cm\$ torque. Can you explain what does it signify?
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1answer
64 views

Stepper Motor Everything in Order, Not Moving

So I'm very confused. I have everything hooked up according to their various diagrams and am attempting to run the following recommended test code: ...
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0answers
31 views

Identifying a stepper motor

I have a stepper motor integrated into a stage I'd like to drive. It's connected to an RJ45 cable. As a first step I'm trying to probe out the cable to see if I can identify the windings and figure ...
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4answers
461 views

How to solder micro stepper motor pins?

I have a hobby project where I would like to use micro stepper motors as shown in the picture below. However, as you might be able to see, the spacing between the pins is incredibly tiny and each pin ...
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2answers
81 views

determine necessary current to drive a stepper motor?

I am trying to drive a stepper motor. It is a 12V unipolar motor. But it is not moving. I tried with L293D , ULN2003 etc. I think it is not getting sufficient current. But how do I determine how much ...
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1answer
77 views

Driving stepper motors with A4988. Problems with current and torque

I bought a dozen types of stepper motors with rated voltages ranging from 4v to 12v and currents from 2A to 0.3A. I am unable to get anywhere near the rated torque on all motors except those with ...
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0answers
46 views

Should I connect stepper motor case to mains earth or power supply V-

I have a stepper motor driver, the sockets have the expected V+,V-, etc. However there is a bolt with a grounding symbol on the outside, I think this connects to mains earth? The third pin on a plug? ...
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0answers
10 views

Can I use Bipolar stepper motor driver to drive Unipolar motor in Unipolar configuration? [duplicate]

Can I use Bipolar stepper motor driver to drive Unipolar motor in Unipolar configuration ?
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1answer
67 views

LCD Display text disappearing

I'm using LCD display and keypad to control my stepper motor. My stepper motor uses a 12Volts, 2Amperes power supply and I used L298N as its driver. My code functions well but the problem is everytime ...
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1answer
45 views

h drive for stepper motor

I am having a problem trying to find the right h-drive for my nema stepper motor. It's rated for 3.08V and 2.8amps. Unfortunately, I can't find an H-drive that will accommodate. They are either too ...
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2answers
48 views

Connect a bipolar stepper motor to a breadboard

I would like to connect a bipolar stepper motor, with a connector as the one in the picture, to a breadboard. Is there any adapter I can use?
0
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1answer
40 views

I need help understanding how this stepper motor circuit works

This is my first time working with stepper motors. The motor in question is a Portescap 55M048D1B (source: http://www.digikey.com/product-detail/en/55M048D1B/403-1016-ND/417823). I am having trouble ...
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1answer
72 views

LED can't stop blinking (AVR-C)

So here is the basis of my code, I have an array of different instructions for the prescribed LEDs to follow. The led will blink for the prescribed number of times in an interrupt before they stop ...
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1answer
68 views

Drive 8 Stepper motor simultaneous with different motion?

I have the need to drive 8 stepper motor together and with different motion behavior for each. Could I just get away with 8 stepper control board (easy driver) + an Arduino with enough pin to get the ...
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1answer
50 views

I have buyed a 750 rpm torque 3kg.cm motor but i am not able to calculate the amount of torque and rpm avilable on 7cm tyre

This is the motor i buyed http://www.snapdeal.com/product/core-dc-helical-geared-motor/719331155 I am working on project for science fair but it has become too much confusion that how much weight ...
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2answers
124 views

Stepmotor closed loop - matching encoder and microstep resolution

I am trying to get a high accuracy and not so extremely high resolution motor to work. It's a step motor with 200 steps/rev and the motor driver can compute up to 400x microstepping. We have an high ...
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1answer
47 views

Stepper Motors : KG.CM Torque : Does it maintain the torque when connected to a rod?

I am currently building a machine for a school project.I have a pivot point and wish to use a stepper motor to turn the base at an angle. The base is carrying a load of approximately 10kg. I was ...
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1answer
92 views

Drive stepper motor with audio amplifier?

I am as a beginner in electronics contemplating how to build a motor driver for a stepper motor. From what I have read, the more sophisticated drivers will have a feature known as micro stepping ...
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1answer
132 views

Stepper Motor H Bridge High Side N-Mos Burn Problem

Last year, i designed a stepper motor driver card with DRV8711 and CSD17506. I am driving my stepper motor with Vm=24 Volts and motor current Im= 2.14A. Texas Instruments gate driver drv8711 is ...
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0answers
78 views

worm gear & slew drive slection

I am trying to build single axis solar tracker using worm gear, I need guide line for calculation of worm gear & stepper motor .he are some relation i taken, But i wanted whether its correct & ...
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0answers
44 views

Oscilloscope Tektronic MDO 3034 Digital and Analog channel synchronization issue

My oscilloscope becomes really slow whenever I measure (direction and steps) digital signals from two stepper motors. This slowliness happens after I "zoom out" on my oscilloscope (e.g., make the ...
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1answer
71 views

Purpose of Charge Pump in Motor Driver IC

I have seen and understood the purpose of charge pumps. Used for pumping voltage levels in case of RS232 transceiver IC's. But most of the motor driver IC's also includes a internal charge pump ...
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1answer
270 views

What stepper motor is in a CDROM drive?

There are countless projects online that start with "harvest the stepper motor out of an old CDROM drive." Many of these projects look super fun, but I don't have a pile of old CDROM drives around ...
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2answers
80 views

Some basic questions concerning Stepper motor with geared head/geared box

Some basic questions concerning Stepper motor with geared head/geared box. What is the meaning the reduction 1:56 (1/56) or 1:100 (1/100) or 18/1? According to some charts: How can i know ...
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1answer
69 views

How can I tell the full spec of my step motor just by looking ati it?

I have a retro CNC machine (EMCO F1P) in my garage that I am currently tinkering with. I would like to replace the old motor control but use the existing step motors. Unfortunately the documentation ...
0
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1answer
60 views

Zener diode in stepper motor driver with TPL7407L

In TPL7407L's datasheet, there is a stepper motor driver schematic as below There is a zener diode denoted as "optional". However the 'COM' pin is connected to 'VSUP' directly. The 'optional' means ...
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1answer
62 views

motor movement as in and output

I am looking for a way to counteract an active servo or stepper motor. In more detail: I want to translate the movement of a controllable motor to a linear rod movement. This rod goes up and down ...
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0answers
50 views

Use an 800 ma stepper motor with a 500 ma uln2803

Is it possible for me to use this stepper with this IC? I am using the second schematic on this page. I do not want to use the transistors in series if I don't have to. Thanks.
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1answer
186 views

Stepper motor control using siemens s71200 plc [closed]

I am doing a project in which i want to run a conveyor belt using a stepper motor, through a siemens s71200 plc.Can anyone help me in doing so.
3
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1answer
70 views

What are stepper motors commonly used in? [closed]

I like finding motors and parts from recycled electronics and I want to find some stepper motors. What are these most often used in?
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2answers
487 views

How to connect a stepper motor with exactly 4 wires to Arduino?

simulate this circuit – Schematic created using CircuitLab Today I bought a stepper motor to play with, after 12 hours of struggling with it, I haven't been able to figure out how to ...
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1answer
81 views

Prevent stepper-motor heating in constant torque situation

I am using multiple stepper motors in an application where each motor is always resisting some torque, i.e. if I turn off the power to a motor, the applied torque will cause it to rotate and lose its ...
0
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1answer
88 views

Should I build my own parts for making PCB with eagle or is there a database somewhere?

I'm trying to build a custom PCB for a project I'm working on. I'm building a small robot that navigates using a color sensor and moves using two motors. For logic I'm using an Arduino Nano. My ...
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32 views

microcontrolled 2 axis gimbal

I need to control a 1m2 panel with an Arduino such that the axis normal to it can be at a range +/- 45 degrees in both x and y directions. I am trying to do a search and found a few things - stepper ...
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0answers
250 views

Stepper motor turning only in one direction, stalling in opposite direction

Components in use for project: Arduino Mega --> StepStick --> 28BYJ-48 5V Stepper The stepper is 5V but I am using it at 8V since the A4988 driver requires a minimum motor voltage of 8V. It's a ...
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0answers
80 views

Brushless DC motor or stepper motor for specific application

The specific application is for moving (or traversing) a carriage up and down a lead screw. The lead screw is rotated by a motor. Here is a rough idea: - Since 1996 a stepper motor has been used ...
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0answers
104 views

What is the name/type of the connector on the 28byj-48 stepper motors?

These are very useful inexpensive motors however I haven't been able to identify what type of plug is on them to make custom driver boards. Here is a picture: Thanks Andy
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1answer
23 views

How do I design the maximum current curve for a stepper motor?

I want to drive a stepper motor (0.89V/5A) with the L6470H-controller. There I have to set different values for controlling the maximum voltage each for holding, running, speeding up and slowing down ...
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0answers
32 views

How to detect thermal shutdown of a stepper-motor controller IC?

I am using an A4983 (www.allegromicro.com/~/Media/Files/Datasheets/A4983-Datasheet.ashx) for controlling a stepper motor. Unfortunately this controller does not have an output for signalising me that ...
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votes
1answer
300 views

Switching power to Stepper Motor Drive using relay and arduino

1.This project involves use of stepper motor once in 5 mins to perform precise movement.I m driving the Stepper using L298N-L297 Stepper Motor Driver Board and Arduino UNO. Since the Stepper Motor ...
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2answers
169 views

test steper motor without microcontroller

i'm very new for microcontrollers as well as step motors .i have a idea to make a cnc based pen .so i get a step motor with uln2003 stepper motor driver.but i have ...
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1answer
53 views

Problems understanding stepper motor data

I have a stepper motor (M061-CE08) here, and I am a bit disturbed: The manual tells me that it has eight connections, and winding specifications for bipolar parallel connection are 0.89V and 5.4 ...
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2answers
85 views

Correct circuit element alternative to transistors

First please see my proteus file to understand what am I trying to do. http://www.docdroid.net/ru27/yenitasarim.pdf.html As you see, there is 5 button groups vertical and 5 button groups horizontal. ...
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2answers
124 views

Does frequency equal the number of steps a stepper motor will do?

http://www.thorlabs.us/thorcat/ETN/ZFS13B-Manual.pdf I am supplying a driving PWM signal to this stepper motor. However, I want to specify exactly how many steps to take with this motor. Does the ...