[App_rpt-users] USB GPIO recommended circuit
Stephen - K1LNX
k1lnx at k1lnx.net
Mon Sep 25 09:16:36 EDT 2017
I haven't used it yet, but I purchased one of these for that exact purpose:
It's a bi-directional shifter, which you've already thought of, so may or
may not help :)
On Thu, Sep 21, 2017 at 3:20 PM, Bryan Fields <Bryan at bryanfields.net> wrote:
> Is there a best practices for interfacing 5v TTL logic with the 3.3v logic
> 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
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