[Coco] 86-87 GIME chip detect challenge

Luis Antoniosi (CoCoDemus) retrocanada76 at gmail.com
Sat Dec 7 12:33:19 EST 2013


My coco1 has the 741 replaced by a JFET so It can run on coco2 speeds.

If you want to deal with DW detection the safest way would be trying
to read in 57Kbps and if it fails then try 27Kbps.


On Sat, Dec 7, 2013 at 12:16 PM, Darren A <mechacoco at gmail.com> wrote:
> On Sat, Dec 7, 2013 at 9:35 AM, John Kowalski wrote:
>
>> Hi Robert & Nick,
>>
>> It actually works out quite well and depending what you set the timer
>> to the difference between both GIME versions is pretty significant.
>> Some of my demos/programs did this to check which GIME was there (it
>> could also tell you if it's running on an emulator if the emulator's
>> timing is not entirely faithful to a real CoCo3.)
>>  <snip>
>
>
> Cool!  Now how about a way to detect if you're running on a CoCo 1 or a
> CoCo 2, or more specifically whether or not a SALT chip is present?
>
> Darren
>
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