[Coco] External CHAR ROM for 6847

[Juan Castro]

Would it be theoretically possible to use SRAM instead of ROM and have the
charset be changeable? If one tried to design such a circuit, what would be
a simple way to have the CPU be capable of populating the character RAM?

Juan Castro
Enviado do meu Olivetti Programma 101
http://retropolis.com.br


Em sex., 15 de nov. de 2024 às 03:21, RETRO Innovations via Coco <
coco at maltedmedia.com> escreveu:

> If you're still following my CoCo font exploration, I was able to get
> some hardware working:
>
>
> https://www.go4retro.com/2024/11/08/expanding-the-mc6847-deciphering-the-interface/
>
> Jim
>
>
> --
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>