[Coco] Cryptic BASIC program

[Arthur Flexser]

Well, thanks, Barry!  (Though I'd characterize ADOS as a set
of enhancements to Disk Basic, rather than being an alternative to it, as
OS-9 is.)

Art

On Sun, Sep 27, 2015 at 10:19 PM, Barry Nelson <
barry.nelson at amobiledevice.com> wrote:

>  You can use the 64k of RAM to run a really cool alternate disk BASIC like
> ADOS too, right Art? :)  The software is available at
> http://www.colorcomputerarchive.com/coco/Disks/Operating%20Systems/ADOS%20(SpectroSystems).zip
> It is an excellent alternative to disk basic written by a fantastic
> programer. ;-) It was almost lost, but Art, who is the original author,
> sent me one of the last disks with a working copy, which I was fortunately
> able to read with error and create a disk image to save this software for
> prosperity. It has many enhancements over standard disk basic. It works
> with a real disk controller or the CoCo SDC. Actually, if you have a CoCo
> SDC, you can load ADOS into one of the flash slots and load it that way.
>
> > Arthur Flexser flexser at fiu.edu
> > Sun Sep 27 19:24:44 EDT 2015
> > Officially, Tandy took the position that in order to use 64K, you needed
> to
> > use OS-9.  64K was not supported under Basic.  However, there were ways
> to
> > take advantage of the presence of 64K without OS-9.  One was to copy the
> > ROMs to RAM, and use that either to modify the ROM code or to use unused
> > areas of the space in high memory not taken up by ROM code for other
> > things.  Telewriter-64 and some other word processors switched out the
> ROMs
> > (as OS-9 does) and used the space for storing text.  There were some
> third
> > party programs that enabled 64K memory to be used for Basic programming.
> > One was KEY264K, which allowed you to switch between 32K banks which both
> > contained Basic programs.
> >
> > Art
>
>
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