STM32 MCUs Motor control

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MCSDK 6.3.0 is out!

Dear MCSDK users, MCSDK version 6.3 is now available: Download It here. Here are the main changes for this version: Motor Control Features: FOCAdded C0 single shunt topology support.6StepThis algorithm has been enhanced on MCSDK version 6.3 release ...

GMA by ST Employee
  • 1067 Views
  • 1 replies
  • 4 kudos

Board Manager documentation is out !

The documentation of the Board descriptions format is now available on Motor Control Boards Description Wiki page, this documentation is compatible with MCSDK versions from 6.1.2. Board Descriptions are used by the ST motor-control workbench to enabl...

Zied b. by ST Employee
  • 2164 Views
  • 3 replies
  • 3 kudos

MCSDK documentation and your feedback

Motor Control Wiki: STM32 Motor Control Knowledge Database - stm32mcuMC Frequently asked questions (FAQ):Frequently asked questions (FAQ) - stm32mcu   The documentation of the Board descriptions format is now available on the Motor Control Wiki:   Wi...

Zied b. by ST Employee
  • 4372 Views
  • 0 replies
  • 1 kudos

Phase current measurement in BG431B-ESC1

When i am running the FOC using BG431B-ESC1 software in my board, the sum of the phase currents is not 0 in several instances for example 20 times in 200 samples. I am not sure what is the reason the motor does not run properly and it jerks. Could yo...

SRedd.5 by Senior III
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Controlling the motor in both directions

Hello everyone,I'm currently working on a project where I'm trying to control a motor in both directions. However, when switching from one direction to another, there is a delay which I would like to remove.Here is the current code that I'm using:MC_...

GJamo.1 by Associate II
  • 548 Views
  • 2 replies
  • 0 kudos

PWM signal randomly dropping.

I'm working with an STM32L552ZET6Q and two DRV2605L vibration motor drivers (Adafruit breakout board version. Link to chip datasheet below). https://www.ti.com/lit/ds/symlink/drv2605l.pdf?ts=1683119643574&ref_url=https%253A%252F%252Fwww.google.com%25...

_legacyfs_online_stmicro_images_0693W00000bjJzzQAE.png _legacyfs_online_stmicro_images_0693W00000bjK0EQAU.png
ESpra.1 by Senior
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  • 4 replies
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Resolved! b-g431b-esc1 current sensing clarification

I want to understand the current sensing that is done in B-G431B-ESC1 kit. I do not understand the purpose of IN_VOPAMP3 connected to ADC2The opamp3 can be connected to ADC1 and ADC2 as shown in the figure? The software configuration of opamp3hopamp3...

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SRedd.5 by Senior III
  • 939 Views
  • 9 replies
  • 1 kudos

Resolved! MC_DURATION Fault in B-G431B-ESC1 software

I am getting the fault of MC_DURATION after running for few seconds in my customized board but software is same as B-G431B-ESC1. I am not sure why this error is happening, any advise? I have changed the REGULATION_EXECUTION_RATE to 2 from 1 assuming ...

SRedd.5 by Senior III
  • 420 Views
  • 4 replies
  • 0 kudos

BLDC switching sequence from PWM to GND

Hi all,I am working on BLDC motor control using Hall sensors. At the moment, the motor seems to be running fine, however, I have noticed something strange in one of the sequences (this can be seen in the attached image taken from an oscilloscope). Wh...

_legacyfs_online_stmicro_images_0693W00000bjIbDQAU.png
adromo95 by Associate II
  • 390 Views
  • 0 replies
  • 0 kudos