Re: Ghost keys

From: groepaz_at_gmx.net
Date: Wed, 18 May 2022 20:41:21 +0200
Message-ID: <1846019.jTJXf6HLCa_at_rakete>
Am Mittwoch, 18. Mai 2022, 16:14:38 CEST schrieb smf:
> Vice emulates ghost keys on the c64, but not the vic 20.
>
> Is this just because it hasn't been emulated? I don't have a vic 20, but
> I wondered if it suffered the same problem as c64.
>
> IE if you press and hold A, then without releasing A press S & with both
> keys held down press D then it prints the characters ASF on screen.

It's only emulated for C64 right now. You could help with emulating it in xvic
too by writing (and documenting) a vic20 test program similar to the
"ciaports" progams(s) in the restrepo :)

--

http://hitmen.eu                 http://ar.pokefinder.org
http://vice-emu.sourceforge.net  http://magicdisk.untergrund.net

Most of the VAX instructions are in microcode, but HALT and NO-OP are in
hardware for efficiency.
Received on 2022-05-18 21:00:02

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