Questions tagged [stepper]
Questions about programming and controlling stepper motors.
198
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Stepper Motor Direction Not Changing with Toggle Switch - Need Help
I’m trying to control the direction of a stepper motor using a toggle switch with my Arduino. While the LED indicates that the switch is working correctly (i.e., it changes state as expected), the ...
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1
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71
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How to control a stepper motor using an absolute position sensor which has an error band?
I am using Feather M4 express development board with DC Motor + Stepper FeatherWing and Ethernet FeatherWing stacked on it. The idea is to read the target position from the UDP from 0 t0 360 degrees ...
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73
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Controlling a NEMA 17 with PID on TB6600, motor too slow
I'm writing there as I am kinda desperate to find a solution after many trials, back and forth with online solutions and ChatGPT, so maybe someone here can help.
My project is quite simple: I'm trying ...
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2
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2
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648
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How do I find the whole number (n) that when multiplied by (m) will be closest to (x)? [closed]
I've designed an apparatus that uses stepper motors, and they are linked together so that when armature A turns, it consequently moves armature B by a ratio of 1/4. In order to keep armature B in the ...
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56
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Driving stepper to follow sequential positions
I was exploring the stepper motor library AccelStepper and using it because of it's easy interface to control multiple stepper motors simultaneously. Recently I got a problem. I needed a stepper motor ...
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3
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245
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Running code inside void loop() vs inside a separate function with an infinite loop in it
I'm writing a program for running a stepper motor at a high RPM using accelStepper on a NodeMCU esp8266. Super New to the accelStepper but reading, experimenting and learning as I go
When the code to ...
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2
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1
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309
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How to change the direction of a stepper motor using the AccelStepper library?
I'm using a Nema 17 stepper motor (200 steps) and a DRV8825 motor driver. This is the configuration I am using:
I am using a 9 V power supply. The dirPin is connected to pin 3 on the Arduino board, ...
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1
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76
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Give zero volt to specific servo motors in a certain time
I have a robot that uses 4 mechanical arms. Each mechanical arm has 4 "READYTOSKY 30kg" servo motors on them.
At some point, I need to use the absolute maximum force of only two mechanical ...
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0
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1
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71
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Confusing stepper reaction to increase in delayMicroseconds()
I have been following this tutorial using the same hardware, TB6600 driver, 42HS48-1704A (yes I think its supposed to be 42hs40 but thats not what it says the sticker) stepper but am controlling via a ...
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2
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359
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TMC2208 Stepper Motor does not change its RPM linearly
This is my first project working with stepper motors, so I may have a bit of a shaky understanding of the electronic side of the project. I'm trying to create a simple device with 4 buttons connected ...
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Controlling Stepper motor using RC receiver
I am using Arduino UNO with a DM556 Micro step driver to control the Stepper motor.
PUL+ --> pin 3
DIR+ --> pin 5
RC receiver --> pin 2
Using CH2 of receiver
With out the RC receiver (R9SX) ...
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1
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1
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599
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How to drive two Stepper motors and use an Ultrasonic sensor together?
I am working on an autonomous robot using two 4-pin stepper motors, HC-SR04 ultrasonic sensor, 2 L298N motor drivers (one for each motor), and an Arduino Uno. My problem is that when I use the stepper ...
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A4988 Jitter on stepper motor, some of the time
Hardware:
Arduino Uno Rev3
A4988 Driver
Nema 8 Stepper
Setup:
I've adjusted the VRef of the driver based on the formula VRef = Imot * 8 * Rsen. With the values of Imot = .5 (max = .6), Rsen = .068.
...
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Need help figuring out how to organise a system to run a stepper motor at low speed without Steps-skipping
TL;DR : How to prevent step-skipping with a NEMA gearbox motor at low speed.
I am in the process of creating a system in which I want an object to turn on a plate and to show a letter depending on the ...
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2
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2k
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Using a limit switch to stop a stepper motor
I am building a machine with a moving bed, the bed moves forward and backward. I need to incorporate a limit switch at the two ends that makes sure the motors stop at the two extremes. I have 2 ...
2
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1
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How to count steps of a stepper motor with AccelStepper?
I want to turn on my motor and count how many total rounds it has until my limit switch is switched on. After that, I want to count rounds counterclockwise until another limit switch is pushed. For ...
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Please help me navigate the stepper motor object definition in the documentation
I am trying to use the stepper library and the stepper object is documented like this
This function creates a new instance of the Stepper class that represents a particular stepper motor attached to ...
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1
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184
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Where am I going wrong in modifying Timer0 and the ISR interrupts in this example?
(Arduino) Hello I don't know where I am going wrong here, please advise.
In the end I want to step a bipolar motor, HIGH/LOW, using Timer0 with OCR0A and OCR0B interrupts to adjust the motors step ...
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0
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38
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Problem regarding on HC-SR04 sonar with an additional stepper and SG90 servo motor
I'm making a project based on HC-SR04 ultrasonic sensor with a stepper motor and an SG90 servo motor. I have done some conditions for my stepper motor that is given below. Now I want to include my ...
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795
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arduino 28BYJ-48 stepper only whining, not rotating
Edit, this question has been answered in the comments by chrisl, and also after retesting the code with delay() which showed I forgot to update my lastupdate variable(eerst), I have answered it in the ...
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211
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Stepper motor with microstep driver
In my project I have to control a stepper motor using arduino and microstep driver, can I control the motor so that it can move 90 degrees then stop for like a second and then move again and repeat ...
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77
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Issue with input from weighing scale controlling a stepper motor based valve
Hello and thanks for any help in advanced.
What changes do I need to make to my code to get rid of the issue of the valve opening up again at end of cycle in "Auto" function.
Hardware:
...
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0
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3
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105
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Why can't I just plug a stepper or gimbal motor (BLDC) into the ground, 5v, and analog pins of my Arduino?
I plugged a BLDC gimbal motor in to my Arduino today, and it made a very small jitter. I tried to set an analog pin for the signal pin of the motor (motor had three pins, I assumed one was power, one ...
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2
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639
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Arduino Motor Control at a Specific Time
Hello. Currently I'm working on creating an automatic dog food dispenser. I'm using a Arduino Uno R3, an L298N stepper driver, a DS1307 RTC breakout board, a Nema 17 stepper motor, and a breadboard to ...
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2k
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accelstepper continuous rotation with forward and backward control
I am using Uno and the A4988 driver with nema17 motor and finally the Accelstepper, I want to make the motor run endlessly in a direction, but when I press a button I want it to stop and run in the ...
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0
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124
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How to avoid stepper motor to revert its spin direction from code
I'm working with an Arduino UNO and a stepper motor NEMA 17. I would like to know how to avoid the stepper motor to revert its spin direction when I apply a load in the shaft. The motor works as I ...
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1
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32
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how do i make stepper stop if both sensors are LOW ? im using a adafruit l293d motor shield
I've tried this code below but it doesn't stop it just rapidly switch direction that it looks like it's trembling I think because it always reads the void startF/R thats why it's trembling .
I need ...
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2
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1
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338
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12V 28BYJ-40 motor is not generating enough torque
I am attempting to use a stepper motor to rotate one of my split-flap displays. However despite the thing the motor is rotating weighing probably half a pound, it struggles to do so. It really can ...
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1k
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AccelStepper Library Help - Simultaneous Motor Driving
I’m working on a 4 wheeled robot driven with stepper motors. I have a Raspberry Pi that sends a random (based on input image) pulse count to the Arduino board serially and then steps that amount. I’m ...
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1
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119
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Not have to wait for if statement to run
I need some advice. I am trying to code a setup of 4 stepper motors that are connected to a keypad and 2 DC-motors that run a conveyor belt. My goal is to be able to push a key, the correspondning ...
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240
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Why does my stepper motor run when I open the Serial port?
For some reason my motor moves a certain amount every time I open the serial port without giving it any other instructions. It will move further by the same amount if I close and reopen the serial ...
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2
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0
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1k
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How to let Stepper motor spin constantly?
When i run the code on the Arduino the Stepper only does a small turn every cycle. How can i make that constantly turning?
#include <Servo.h>
Servo myservo; // create servo object to control ...
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326
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Moving and Stopping Stepping motor without using delay
I'm using a stepper motor with an external limit switch (so when power is on the motor will know where to start from) with an L6470 motor drive.
What I want to do here is
when power is ON → turn ...
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1
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296
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Coding for RTC and stepper motor
How easy is it to create a code using an RTC to rotate the stepper motor one way at a specific time and back the other way at a specific time? and that time being charged different months of the year. ...
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1
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749
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Stepper motor won't change directions!
I am driving a bipolar stepper motor with an a4988 driver using the AccelStepper library. My goal is to press a button and the motor moves CW, then another button for CCW.
I have looked at another ...
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1
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59
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2 stepper cnc inaccurate
I'm building a simple cnc machine that just writes letters. It uses 2 steppers for x and y axis.
Here is how it works
generate letters in c# and convert them to list of lines
send to arduino mov_xy ...
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1
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0
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708
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Using AccelStepper to move a set distance while a button is held down
I'm working on a project and using a nema 23 stepper motor and driver.
Need to be able to move the stepper 1/32 rotation when I press a button.
I need a small delay so I have time to release the ...
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3
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1
answer
4k
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How to control speed of 28BYJ-48 stepper motor without using library?
Iam using 28byj-48 stepper motor and I want to know how to control its speed without using any library. I got to know that we need to add delays in between steps but I don't know how much delay I need ...
0
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2
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259
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Stepper not working properly using L298N
If googled and search here but can't find the same issue.
I'm using an Arduino Uno, L298N driver (5v jumper is off - actually just 2 holes where the jumper pins were supposed to be), scavenge stepper ...
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116
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Serial Communication to Control Stepper
**I wanted to add an updated code after I have finished it to help others in the future if they are ever looking for it.
EDIT AT END OF QUESTION AFTER ANSWER AND CODE UPDATE.**
I currently have an Uno ...
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1
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284
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How to make motors start when pressing a button, and then go through a cycle with a specific motor order?
I'm very new to arduino and have to work on a project for school. We have connected 3 motors (Servo, Stepper (180 degrees) and a DC motor) to an Arduino Uno, Adafruit motorshield and a pcb. With the ...
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0
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1k
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Set acceleration for stepper motor with no ending
I have a problem. I am using a stepper motor with 2 buttons. In my code I am trying to rotate the stepper motor clockwise while holding button1 and counter-clockwise while holding button2. To do that, ...
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1
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379
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Stepper motor driver not working properly
I have a problem. I am following this guide about controlling a NEMA 17 stepper motor: https://www.makerguides.com/a4988-stepper-motor-driver-arduino-tutorial/
I uploaded the code to my arduino uno ...
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0
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1
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216
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DIY CNC Machine Power Requirements
I want to make a CNC machine that uses 5 NEMA 17 rated for 2A and a RAMPS 1.4 to control it all. I have a power supply that can deliver 1.5A at 12V. Is it enough? I am worried that when all 5 motors ...
2
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1
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641
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Can AccelStepper accelerate non-linearly?
I am running a Nema 23 motor with an Arduino Uno and a microstepper driver. I am making a torsional vibration demo, which uses a series of springs connected to the motor driveshaft to spin gears. ...
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123
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Code for Degrees not
Using Audrino Nano and MKS SERVO42 42 Stepper Motor With Driver Board Closed Loop with the LCD. I have got the motor going by using the menu on board. Now able to run Code1 https://github.com/makertut/...
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188
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Stepper motor not working as expected
Kunal Gupta:
Guys plss help me .... I am having issues in using stepper motor
I have tried both 28bjy with uln2003 and l293d .. giving it output supply of 5V .
Motor is vibrating but its shaft is not ...
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1
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71
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AMIS30543 | DataSheet Understanding CIRCULAR TRANSLATOR TABLE
I was reading the data sheet of AMIS-30543 stepper motor and I didn't understand fully what does this Circular Translator Table means, I have a couple of doubts
What does Circular Translator table ...
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AMIS30543 | Data-Sheet understanding Status register
I was reading the data Sheet of AMIS-30543 stepper motor driver and I was not able to understand how to combine the result of the Micro step position status register MSP[8:0]. I know that its a 9 bit ...
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464
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2 stepper drivers speed control
I'm using two tb6600 to control two step motors. It's for letter writing cnc machine.
Moving single axis works fine.
I want to push 2 steppers in the same time along a diagonal.
I tried to calculate ...
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