[Coco] Character set

L. Curtis Boyle curtisboyle at sasktel.net
Fri Aug 7 15:59:02 EDT 2020


That is to change the graphics font in the Super Extended Basic ROM (used by HPRINT), not the actual hardware GIME font, which is in the GIME itself.

L. Curtis Boyle
curtisboyle at sasktel.net



> On Aug 7, 2020, at 1:36 PM, S Klammer <sklammer at gmail.com> wrote:
> 
> I believe that the answer to editing the fonts used for the 40 and 80
> column text screen is actually "yes".  Rainbow had some related articles;
> however, nothing is jumping out at me right now and I've misplaced my SDC.
> 
> http://www.coco3.com/community/1986/10/coco-3-font-editing says "... contains
> the font data for 96 ASCII characters starting with the space character and
> endig with the delete character (ASCII $20 thru $7F). This character font
> consists of an image 8 by 8 pixels per character (8 bytes per character)
> and starts at location $F07F in the CoCo 3’s ROM image."
> 
> https://colorcomputerarchive.com/repo/Disks/Applications/Hprint%20Font%20Editor%20(John%20Strong).zip
> 
> I have not tried the above ZIP from John Strong.
> 
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