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75 Threads found on Bipolar And Stepper
The schematic makes no sense for a bipolar motor, it has no terminals 5/6. It must be driven by a bridge circuit and can't work with open collector drivers like ULN2803. Unipolar motors work well with ULN2803 and the shown connection scheme.
Hello Friends, I want to rotate 4 stepper Motor Using PIC16f877a. i have a stepper motor Driver of TMC2100 and Bipoar stepper Motor. So i use stepper Motor Driver 2 pin PULSE and DIR. so my question is how to rotate 4 stepper motor using 3 timer of pic16f877a. (...)
I want to drive my bipolar stepper motor at higher amp, I got the tip to use "high side h bridge driver" for N-Mosfets. I googled about "high side h bridge driver". But could not find any. Please suggest me some "high side h bridge driver" to run at 15 volt.
I want to drive my bip-stepper with max 48volt and 15amp, so I found the driver as shown in attached image. Please show your expert comment, if it is actually useful for my application. You can suggest any change or another driver. My motor: bipolar 3-ohm wind-resistance (weight 4kg) No more info....
Hi, I am using dspic30f5011 controller and I can generate PWM wave by using output capture compare module.Now,I want to control the 4-wire bipolar stepper motor with PWM i.e, rotation speed.So,what driver I have to use? Thanks and Regards, M SAI KIRAN.
Hello Everyone! This time I am trying to work with a bipolar stepper motor. I have interfaced it to the PORT B of PIC16F877A through a L293DNE chip in the middle. I am trying to rotate in the clockwise as well as anticlockwise direction. Twice in each direction actually, the problem is it doesn't work as it should. It just keeps jostling in bo
Hi all. Can anyone suggest if there any UART Command Based stepper Motor Driver Chip/Board? I'll use bipolar NEMA 17 Geared Motor... 12V/ ~2A. Please advise if any suitable driver available. Thanks.
L298 is old bipolar technology with limited efficiency. In so far it surely won't stay cool. There may be a problem of irregular (too fast) switching, you should check the waveforms with an oscilloscope. In most SM applications that require hold current, the current can be reduced. This is possible by controlling L297b Vref input.
Hi, Im also connected the 4-wire bipolar motor with L293D driver. I tied all the 4inputs to the ground, and its corresponding output are all shown as Low. While im interfacing the motor with the IC, it got burnt. I dont know why it is happening. Two Ics were burnt. Please clarify me to solve the issue, and please help me to run the (...)
Hi guys. I have two different kinds of stepper motors, 1st is PM42L-048 like this one. 107128 and 2nd is step syn 103h7126-0541 107129 and i used both driver (unipolar and bipolar) for these motors but only 1st one is working, 2nd stepper motor is not working, don't know the (...)
Some more clarification where the confusion lies: I have both unipolar and bipolar motors that were paired with these drivers/controllers posted (one set is coming from an older commercial printer and another from a commercial mail-sorting equipment) and wanted to reuse them. Maybe I am overthinking this but "clock" input
Hi, Pls find the attached motor testing bipolar stepper driver circuit which has A4989 driver with IRLR024NPbf Mosfet .. Motor runs smoothly upto 2KHz in full step mode only if step input duty cycle set to below 20% & the current through each coil shows 1.3A. if i increase the duty cycle slightly above 20% ..motor is not rotating p
hello friends i want to know about bipolar stepper Motor ic . which has a 2.5A and 35V . also full step to 1/8 step micro stepping and not required any heat sink please suggest me a best ic.
Hi all, I have attached the unipolar stepper Motor datasheet (which im using as bipolar) & Driver schematic .Step input is applied by using function generator.I need to drive this motor @ 1000 PPS for 300 RPM...but motor is running smoothly between 400 - 500Hz step input ..after this range motor starts can i make this motor will run
i am using l297 and l298 based stepper drive. i got 6 wire unipolar stepper motor, my doubt is that can i convert the unipolar to bipolar by ignoring the two center taped conman pins. does the motor run without any problem?
I'm trying to make a 3 axis bipolar stepper driver and I think using L293Ds and Arduino is the best cheapest option. I have seen people using grbl to run their steppers easily but with grbl they have used expensive Easy drivers or Adafruit motor shield. I can't use them and I want my motors (...)
I want to make stepper driver for running four motors i.e. a 4 axis stepper driver for 3D printer. I want to do everything with scratch and wants a simple , easy , DIY cheap method. There are many stepper drivers available online but most of them are expensive as hell. So can you just let me know the easiest (...)
and apply it in 2 pin the step and direction to drive the bipolar stepper motor
#include int step; void main(void) { WDTCTL = WDTPW + WDTHOLD; // Stop watchdog timer // Configure CPU clock if (CALBC1_16MHZ==0xFF) { while(1); } DCOCTL = 0; BCSCTL1 = CALBC1_16MHZ; // Set DCO DCOCTL = CALDCO_16MHZ; // If calibra P1DIR |=
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