[Coco] Midwest Gaming Classic (was) MicroSD Drive Pak
Jason Law
jmlaw at iprimus.com.au
Sun Mar 14 00:06:52 EST 2010
That's tellin 'em Howard lol (from the movie Electric Dreams)
Could you guys upload them to the FTP when you get it sorted?
Thanks :)
-----Original Message-----
From: coco-bounces at maltedmedia.com
[mailto:coco-bounces at maltedmedia.com]On Behalf Of Roger Taylor
Sent: Sunday, March 14, 2010 2:19 PM
To: CoCoList for Color Computer Enthusiasts
Subject: Re: [Coco] Midwest Gaming Classic (was) MicroSD Drive Pak
At 06:22 AM 3/13/2010, you wrote:
>Both Dallas Quest and Sands of Egypt use an independent floppy
>driver that does NOT used any code in the ROM.
>At the time Sands of Egypt was written, Tandy did not allow the use
>of ROM calls to talk to the floppy drive. The word was Disk Basic
>would have an update and the location of key disk I/O subroutines could
move.
And they never considered using the indirect call to DSKCON. Jeez. :)
>As you know, the code did move around a bit from version 1.0 and 1.1.
>
>The only way to make sure Sands of Egypt would work all future
>version of Disk Basic was to write your own drivers. Not a problem
>for me since I've been writing drivers for the Western Digital
>floppy disk controls for years. (My first drivers for that chip
>were written back in late 1977 for SoftTape's floppy drive for the
>Apple II that never saw the light of day because it of Apple's own
>floppy drive.) I also wrote the code for DataSoft's floppy disk
>production system using TRS-80 (and later CoCo's) to make our CoCo
>and Atari disks. (Note: We could make a Atari game disks in about
>15 seconds where an Atari computer would take about 6 minutes to
>create the same disk.)
>
>Dallas Quest was written use the same drivers since I had left
>DataSoft by then and I was the only one there any hardware
>background. Should a new driver patch be written for one game, it
>should work on the other.
>
>Steve Bjork
Well, let's get these games compatible with CoCoNet and DriveWire
already. Just patch the things to call DSKCON and ignore the junk
disk routines.
--
~ Roger Taylor
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