[sebhc] Emulator fix - 8251 data sheet

Mark Garlanger garlangr at verizon.net
Sun May 2 23:44:45 CDT 2004


Thanks, I'll look it over tomorrow, btw, we have taken the conversion off
the
list to not flood the list. Also the file: Magnolia-CPM-Guide.pdf has
wrong permissions.

Does anyone have newer tape images that know how to talk to the 8250
UART?

            Mark


----- Original Message ----- 
From: "Jack Rubin" <jack.rubin at ameritech.net>
To: <sebhc at sebhc.org>
Sent: Sunday, May 02, 2004 10:04 PM
Subject: RE: [sebhc] Emulator fix - 8251 data sheet


> I just uploaded the 8251 data sheet to the archive in a documentation
> subdirectory called "8251".
>
> Versions of the Heath/Wintek software prior to xx.03.xx didn't know
> about the 4-port serial card so if the tape images you're trying to read
> were made or configured early enough, they will lack the ability to talk
> to an 8250 since the console driver routines for this chip were
> non-existant.
>
> Jack
>
> --
> Delivered by the SEBHC Mailing List

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