Re: Datalink 2400 internal modem card

[Nama <forums6000@mac.com>]

On Friday, May 4, 2012 10:14:07 PM UTC+9, Don wrote:
> Phil,
> 
> Good News/Bad News:
> 
> Good:
> I've got one of these ... and managed to find it (I've just moved house and 
> most everything is still in boxes) and have a look at it.
> 
> The on-board communications package is accessed (according to the manual) 
> from BASIC by:
>    1) if you want 80 column, do a PR#3
>    2) type "IN#s", where "s" is the slot number the card is in
>    3) type "<CTRL>A" followed by "T" to get into "terminal mode"
>    4) type "<CTRL>A" followed by "?" to get a "communications menu" that 
> lets you select various options
> 
> The card responds (again, according to the manual)  to the standard AT 
> command set including some of the extended "&" commands.
> 
> Bad:
> The adapter cable looks simple -- it terminates in a pair of RJ11 sockets 
> that are affixed to a PC board and encased in a plastic "shroud" for 
> mounting in a slot at the back of a ][+ or //e.  However ... I can see that 
> the board has some surface-mount discretes on it but I can't identify them 
> or how they're connected.  I tried to remove the board from the shroud to 
> get a better look, but it doesn't look like it will budge without breaking 
> something. :-(   Unfortunately, all of my test gear is still packed so I 
> can't even do a quick continuity check (I'm guessing the SM devices are 
> probably just some sort of fuse) to see if the wiring is effectively 
> straight-through.
> 
> There are a lot of pages in the doc's (70 in the "DataLink User's Manual", 
> and 96 in the "Communications Software User's Manual") so It would take me 
> some time to scan them.  [N.B., unlike many Apple ][ add-on cards there is 
> no circuit diagram that might give a clue to the layout of the adapter 
> cable. :-( ]
> 
> P.S.
> I may try to scan the books and figure out the cable once I'm finally moved 
> in [and if I remember :-)]
> 
> -- 
> be seeing you ... Don
> Don Melton, Sr. Consultant, Vatic Technologies Limited
> > Ok, I have one of these cards that came with a few things I purchased a 
> > while back. It's missing the cable and I don't have a manual for it, and I 
> > can't find anything online except for a few AE adverts and brochure scans.
> > In one of these brochure scans I saw reference to a terminal program in 
> > the Datalink's ROM, does anyone know how to access it?
> >
> > Cheers
> > Phil
> >

Awesome...That helps a lot. I tried it out last night and it all works as you described. Thanks.

I may bug you about the cable and connector at a later date if you don't mind. I would really like to build a cable for it and see if I can actually connect it to something.

Cheers.