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Questions tagged [stepper-driver]

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What could be the reasons for a stepper motor stuttering with an A4988 driver?

I am using an A4988 Stepper Motor Driver, which is controlled with an STM32F767ZI on a Nucleo 144 board. The stepper motor takes 12 V with a maximum of 350 mA. When powered, the motor simply flickers ...
Starman's user avatar
  • 61
1 vote
2 answers

Fake microstepping in A4899 and LV8729 stepper-drivers?

I built a test jig to experiment with a friend's 16-pin A4988 stepper driver, and even added bi-directional LEDs to the outputs and, regular LEDs to the inputs, to see if it behaved as expected. By ...
GnuReligion's user avatar
1 vote
3 answers

Stepper motor enable line

I am using DRV8834 IC driver to run the 5v stepper motor. I've managed to run the 5v stepper motor using DRV8834 IC by using a breadboard. But I've found we need 3 pins (Step, Direction and enable) to ...
Dhinesh's user avatar
  • 63
0 votes
1 answer

Designing stepper motor driver with A4989 chip to control NEMA 17 / NEMA 23 motor

I am trying to build a stepper motor driver, based on the A4989 chip, to control NEMA 17 and NEMA 23 stepper motors. Stepper motor specifications: NEMA 17: 0.4 Nm, 1.5 A/phase, 2.1 ohms. NEMA 23: ...
Alexandru Lebada's user avatar
0 votes
2 answers

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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