Kevin wrote:
> Does
> anybody have a simple level conversion circuit or a favorite
> chip they use to convert the 5V to 3V and vice versus ?

5V to 3V only requires two resistors.

A quick and easy solution for 3V to 5V, especially for hobby projects, is to
use a 74HCT gate (or any gate with TTL inputs) at 5V power.  Its input
threshold levels are guaranteed to interpret the 3V signals correctly, and
its output will be 5V logic.


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