Bob Blick wrote:
> That's fine, but two extra routes on your PC board cost you nothing, and
> it insures that if there is forced hardware hadshaking, you are covered.
> That's why I always loop back 4 to 6, and 7 to 8 when using a three wire
> connection.

Yes this is easy enough to do in the future, but of course too late for
existing hardware.  I've never had this problem before, so I didn't think of
it as an issue.  In fact we don't know that this is the problem at hand yet.


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