As an owner of a M-100 while in Australia, I remember that we were forbidden to connect the built-in modem to the Australian telephone network. We had to use an external modem. I do not know if that is the same in the UK, but it's quite likely.
Cheers, Bert On 9/25/20 4:31 PM, Peter Noeth wrote: > Could it be that code changes might be related to the modem needing to > be CCITT 300 instead of BELL 103? The modulation is basically the same > but some of the tones are different. Also the cadence for going off > hook, detecting dialtone, and dialing are different as well. To properly > answer a call, the code would have to detect the dual ring they use. > > That is if the internal modem is still there, and the code has not been > modified to use an external modem of some kind. > > Regards, > > Peter > > > --------------------------------------------------------------------- > > Message: 1 > Date: Fri, 25 Sep 2020 16:39:58 -0400 > From: Stephen Adolph <[email protected] > <mailto:[email protected]>> > To: [email protected] <mailto:[email protected]> > Subject: Re: [M100] European T102 - different! > Message-ID: > > <camcmnv7z9eyqtjvk1tms4dkdvo1r+2c+6eq_fykiodvaul7...@mail.gmail.com > > <mailto:camcmnv7z9eyqtjvk1tms4dkdvo1r%2b2c%[email protected]>> > Content-Type: text/plain; charset="utf-8" > > received a ROM image from a UK T102, and the rom is really different! > I've attached it here. > Large area of difference in the ~5100h to ~5700h area, which is TELCOM > > On Thu, Sep 24, 2020 at 1:34 PM Josh Malone <[email protected] > <mailto:[email protected]>> wrote: > > > On Thu, Sep 24, 2020 at 1:31 PM Stephen Adolph > <[email protected] <mailto:[email protected]>> > > wrote: > > > >> > >> > >> here you can see the different code in silkscreen, and a variable > >> resistor mounted above the main ROM. > >> > >> > > Huh - interesting. Yeah, curious about the changes on that machine. Do > > keep us posted! > > > > -Josh > > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > > <http://lists.bitchin100.com/private.cgi/m100-bitchin100.com/attachments/20200925/8560b350/attachment-0001.html> > -------------- next part -------------- > A non-text attachment was scrubbed... > Name: UK_main_rom_102.bin > Type: application/octet-stream > Size: 32768 bytes > Desc: not available > URL: > > <http://lists.bitchin100.com/private.cgi/m100-bitchin100.com/attachments/20200925/8560b350/attachment-0001.bin> > > ------------------------------ > >
