[Coco] 512K AND Beyond??? How FAR Beyond???
Stephen H. Fischer
sfischer1 at mindspring.com
Wed Dec 27 21:22:53 EST 2017
I wrote a DECB program that used LPEEK and LPOKE to sort the contents of all
my DECB disks.
It took a hour or two to do the sorting.
----- Original Message -----
From: "Dave Philipsen" <dave at davebiz.com>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Wednesday, December 27, 2017 6:03 PM
Subject: Re: [Coco] 512K AND Beyond??? How FAR Beyond???
> Actually, if you expanded to 1 or 2 megs with a method that used the MMU
> registers $FFA0-AF then you could access that memory from BASIC with a
> pretty simple patch since the LPEEK, LPOKE, and other commands were
> already designed to access up to 512K. Of course the BASIC program itself
> is still limited to the area below 32K without major modifications. Other
> relatively simple patches could open up other possibilities.
> On 12/26/2017 11:23 PM, Joe Schutts via Coco wrote:
>> Another related question. If you have a 1 or 2 Meg system, is that memory
>> even accessible from Basic or does accessing it require OS-9 only (or
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