Re: 8088 card replica

From: smf <smf_at_null.net>
Date: Mon, 26 Mar 2018 10:03:38 +0100
Message-ID: <56528609-e4a3-da10-ca01-836d2e6762f7@null.net>
Yeah, the 6523 lacks the ability to use port C for handshaking and 
(weird) interrupt priority.

http://archive.6502.org/datasheets/mos_6523_tpi_preliminary.pdf

http://archive.6502.org/datasheets/mos_6525_tpi_preliminary.pdf

On 26/03/2018 08:53, vossi wrote:
> Hi Mia,
> you are able to exchange 6523 and 6525 if extended features of the 6525 like
> IRQ not needed.
> In the 1551 Floppy is a 6523 or a 6525...
>
> I think in the 8088 board are both ok.
>
> Christian
Received on 2018-03-26 12:00:03

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