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Re: Testing a serial port
- Subject: Re: Testing a serial port
- From: schmidtd <schmidtd@my-deja.com>
- Date: Thu, 06 Sep 2007 04:59:43 -0700
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- In-reply-to: <slrnfdvqj2.ue7.jim@wotan.magrathea.local>
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On Sep 6, 7:54 am, Jim <j...@magrathea.plus.com> wrote:
> The idea is that I then link up to another machine (probably a Windows
> machine running Hyperterm) and alter comms settings on the PC, running that
> program after each adjustment, until I either get something through or jump
> out of a window screaming.
I'd just do a forever loop - skip the PR#0 bit at the end. Hit ctrl-
reset when you're done. That way you know the Apple is always
sending.
Do you have a solid understanding of the pinout of the header? Do you
have a stock cable that came with the thing? It will be important to
know if you need a null modem in the middle, etc.