Re: Did Commodore cheat with the quad density floppies?

From: Maciej Witkowiak <*ytm_at_elysium.pl*> Date: Mon, 13 May 2019 21:21:09 +0200 Message-ID: <CAB+mWquz25BYa9yvKcQhd3sQqJb38Xk0tBUZX7veayy01iQR7w_at_mail.gmail.com> · ytm_at_elysium.pl

On Thu, Jan 10, 2019 at 9:28 PM Mia Magnusson <mia_at_plea.se> wrote:

> > I can't remember any commercial product available to use burst mode in
> > C64 mode back in the days.
>
> Btw, I also can't remember any software able to load a C64 program in
> C128 mode and then switch to C64 mode and run that software. That would
> had been possible without any hardware modifications.
>
>
There was an extra ROM for C128 "The Servant" that had this option. With
just few keystrokes you could do exactly that - fastload a C64 program in
C128 mode and run it immediately. The C64 mode was configured to use RAM
bank 1 so it was easy to examine it after reset using C128 monitor.

ytm