Re: TI-H: Linking PIC to TI-89 project
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Re: TI-H: Linking PIC to TI-89 project
Changed my mind, just got the old one working... It wasn't the PIC code it
was the calc code... So the source I sent should work although it is far
from perfect in it's operation.
Wesley
----- Original Message -----
From: Wesley Moore <moore.w@hotkey.net.au>
To: <ti-hardware@lists.ticalc.org>
Sent: Thursday, 26 August 1999 8:28
Subject: TI-H: Linking PIC to TI-89 project
>
> Hi all,
> I've decided to change the way I'm going about this whole thing. Seeing as
I
> cant seem to get the TI ROM calls for linking to work I have decided to
make
> my own....
>
> This will involve more work in the 89 ASM side of things but should yield
a
> faster link protocol although possibly not as reliable, I'll have to see.
> The protocol I suggest is one similar to that used by some IC's. You have
a
> clock and a data line, each time the clock line goes low (or high
depending
> on how I do it) a bit is read off the data line. This allows fast and long
> transfers. I'll see how I go.
>
> Wesley
>
>
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