[App_rpt-users] USB GPIO recommended circuit

Bryan Fields Bryan at bryanfields.net
Thu Sep 21 15:20:57 EDT 2017


Is there a best practices for interfacing 5v TTL logic with the 3.3v logic on
the GPIO pins?  I was thinking a bi-directional shifter would be good, but
there are so many different ways to do this.

Is there a best current practice for this?
-- 
Bryan Fields

727-409-1194 - Voice
http://bryanfields.net


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