Newsgroups: comp.sys.transputer
From: andyr@wizzy.com (Andy Rabagliati)
Subject: Re: IMSC011 and stable I0-I7 during read
Organization: W.Z.I.
Date: Mon, 21 Nov 1994 10:05:58 GMT
Message-ID: <CzM41y.5IA@wizzy.com>

In article <192@autro1.UUCP>, Oyvind Teig <teig@autro1.UUCP> wrote:
>
>In the data sheet it says: "New data should not be put into
>I0-I7 until IAck is returned low."
>
>If I (say) scan a keyboard matrix, what happens if I don't
>put in buffers? Will I just loose the data, and then read
>it correctly on the next read, or will the C011 go into some
>kind of metastable state, never to return to senses?
>
>As you may guess, I can afford to loose data to save a buffer.
>
>I'll be very glad to receive info about this. (Can't find
>anything in the books).

In practice, I am sure it is fine to change I0-I7 if you are prepared to
re-read.

Cheers,     Andy!

