[Coco] Writting a Rs-232 Pack Emulator .dll

[Joel Rees]

2020年1月2日(木) 13:12 phil pt <ptaylor2446 at gmail.com>:

> Thank you for the information but I still not understand how to get the
> rs232 pack emulator to write the memory address in bcc?
>

Borland's C compiler?

On Sat, Dec 28, 2019 at 21:03 RETRO Innovations <go4retro at go4retro.com>
> wrote:
>
> > On 12/28/2019 7:25 PM, Robert Gault wrote:
> > > Phil,
> > >
> > > I'm not sure exactly what you are asking. At the very least, you
> > > should obtain the following:
> > >
> > >
> >
> http://www.colorcomputerarchive.com/coco/Documents/Manuals/Hardware/Deluxe%20RS-232%20Operation%20Manual%20(Tandy).pdf
> > >
> > >
> > >
> >
> http://www.colorcomputerarchive.com/coco/Documents/Manuals/Hardware/Deluxe%20RS-232%20Program%20Pak%20Schematic%20(Tandy).pdf
> > >
> > >
> > > These manuals will show you what is inside the RS-232 pak and the
> > > bytes at which it receives and sends data: $FF68-$FF6B.
> > >
> > > You might want to look at the NitrOS-9 code that communicates with /P
> > > and /T# as the RS-232 pak is used for both printing and terminal use.
> > > scbbp.asm   for printing
> > > scbbt.asm   for terminal use
> > > sc6551.asm  driver
> > >
> > > Robert
> >
> > I'd also suggest the 6551 datasheet:
> > http://www.princeton.edu/~mae412/HANDOUTS/Datasheets/6551_acia.pdf
> >
> >
> >
> > --
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> >
>
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