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MPoll.961
Associate II
October 29, 2019
Solved

What is best way to terminate unused I/O lines, there is a lot of options on this tie high/low, set as outputs, I worked on a very low power project and we set them all to Tri-State.

  • October 29, 2019
  • 2 replies
  • 913 views

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This topic has been closed for replies.
Best answer by Olivier GALLIEN

Hi @MPoll.961​ 

Application Note AN4899 "STM32 GPIO configuration for hardware settings and low-power consumption" might contains guideline you are looking for :

https://www.st.com/content/ccc/resource/technical/document/application_note/group0/13/c0/f6/6c/29/3b/47/b3/DM00315319/files/DM00315319.pdf/jcr:content/translations/en.DM00315319.pdf

Hope it help

BR,

Olivier

2 replies

Olivier GALLIEN
Technical Moderator
October 29, 2019

Hi @MPoll.961​ 

Application Note AN4899 "STM32 GPIO configuration for hardware settings and low-power consumption" might contains guideline you are looking for :

https://www.st.com/content/ccc/resource/technical/document/application_note/group0/13/c0/f6/6c/29/3b/47/b3/DM00315319/files/DM00315319.pdf/jcr:content/translations/en.DM00315319.pdf

Hope it help

BR,

Olivier

Olivier GALLIEN In order to give better visibility on the answered topics, please click on 'Accept as Solution' on the reply which solved your issue or answered your question.
MPoll.961
MPoll.961Author
Associate II
October 29, 2019

​Hey Thanks Olivier, that helped,

Mike