[Coco] Trying to understand Cart Usage on Coco3

RETRO Innovations go4retro at go4retro.com
Sun Aug 23 22:29:26 EDT 2015


On 8/23/2015 9:02 PM, Barry Nelson wrote:
> Well one thing you need to remember is that a CoCo 3 is normally in all RAM mode. So unless you force the memory map into ROM mode you don't see the cartridge ROM.
>> I pulled the CART/Q jumper so the autostart cart would not start on
>> boot.  I then did a ?peek (49152), and I got 207, but the first byte of
>> Typing Tutor is 204, and the number I get from peek (49152) is not
>> consistent across boots.
>
Yep, did not know that.  That made all of the difference.

Jim


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