FYI, pulses are not DTMF.
On Fri, 4 Feb 2022 at 03:37, Cedric Amand <[email protected]> wrote:
> Hello Steve, Hello everyone
>
> Thanks again really for taking the time... We all have lives and I really
> appreciate.
> I did some more research (isn't that what we all like in this hobby) and
> here is what I came up with.
>
> - I have for sure a Belgian, European, Model 102. no doubt about it.
> - My little homemade PABX (phone exchange) is flawless, it works with
> other modems of the era or plain analog phones.
> - With a "US" BIOS (not sure which) and the REX#, the modem part is
> completely broken. This is especially obvious if you hit F4 in TELCOM, the
> M102 start to make awful noise (without cable, just on it's own!) and the
> program seems crashed (needs reset/reboot).
>
> From there I tried;
>
> - Removing the REX# (which I wouldn't have done without everyone's support
> here) ; problem is the same
> - Interestingly, "TERM" (F4) in TELCOM also still crashes !
>
> Then obviously, what I tried;
>
> - The seller did gave me my original BIOS, just marked "EU" (if I can give
> you a version i'd gladly do it, I can also dump it if that's of any use the
> the community)
>
> Now... I guess I'm "stock" again.
>
> This changes a lot of things.
>
> The TELCO program changes a lot !
> Interestingly, is has no more F1 or F2 features, F2 was called "CALL" (it
> allowed me to do DTMF pulses), the feature is not there at all anymore (?!)
> Hitting F4 (TERM) does not make any noise now, and does not crash.
>
> I was able to make a link between my USR 56K and the M102, thru my PABX,
> by using the ANSW mode in the M102.
> I have a proper 300bps link, hows "CONNECT" on the USrobotics, and i can
> see the characters I type on both sides.
> (it's not yet a real useful communication but the basics are there, from
> now on I can manage !)
>
> (So I wanted to explain all that in great details first in case it ever
> helps someone.)
>
> Then the question remains ; *why* did my original owner change the BIOS to
> use REX#
> Is that mandatory ? Wdyt Steve ?
> Is there a way I could put a "name" on my BIOSes (version, revision ? is
> there a place or a CALL where this shows up ?)
> What would happen if I put back the REX# with my current ("EU") BIOS ?
> Does anyone have any idea why the F1/F2 (CALL) functions in TELCO
> disappeared when I switched bios ?
>
> That's a lot of questions I know :)
>
> Le ven. 4 févr. 2022 à 12:04, Stephen Adolph <[email protected]> a
> écrit :
>
>> Cedric, who did you buy it from? I can go through my emails to find out
>> the history.
>> Thx Steve
>>
>>>
>>
>>
