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Explorer
April 22, 2026
Question

How to apply for the Zest algorithm

  • April 22, 2026
  • 1 reply
  • 72 views

Hello,
I purchased the Zest development board kit. I have personally tried HSO and found it quite good. I heard that the Zest algorithm can achieve full torque output at zero speed. I am very interested in this. Could I apply for it personally?

1 reply

Andrew Neil
Super User
April 22, 2026

You mean this: https://www.st.com/content/st_com/en/ecosystems/stm32-motor-control-ecosystem/stm32-zest-and-hso-solutions.html ?

AndrewNeil_0-1776850030388.png

 

If I click that 'Download now' button, it just lets me download it as a guest - I didn't even need to login to myST.

 

If you're having difficulty, you probably need to raise a support case: https://ols.st.com/s/ 

Or contact your Sales Office: https://www.st.com/content/st_com/en/contact-us.html

probably not the kind of thing the community can help with.

A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.