On Sun, Jan 18, 2026 at 12:03 PM John R. Hogerhuis <[email protected]> wrote:

> "Again IIRC, the Tandy 200 can’t do that because the screen memory is
> stored in the LCD driver chips, right?"
>
> No, that is incorrect. True, the *pixel image* is not stored in RAM, just
> in the lcd hardware. But there are two RAM areas where the ASCII characters
> are maintained, LCD and ALTLCD (for restoring after switching control
> modes in TELCOM).
> https://bitchin100.com/wiki/index.php?title=Model_T_Cross_Map_RAM_Variables
>
> So I think you should be good for your port. No faking needed.
>
> -- John.
>

BTW, you could use Peek/poke and math.

You might also try using VARPTR to make a special string that points at the
LCD, then you can use string operations to mess with it.

-- John.

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