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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.

MPoll.961
Associate II
 
1 ACCEPTED SOLUTION

Accepted Solutions
Olivier GALLIEN
ST Employee

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.

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2 REPLIES 2
Olivier GALLIEN
ST Employee

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
Associate II

​Hey Thanks Olivier, that helped,

Mike