I have about 50x b7971 tubes now, waiting patiently for some things to put them into. :)
Sent from my iPad 2 3G On May 12, 2011, at 4:04, coggs <[email protected]> wrote: > (I guess there’s no harm cross-posting this stuff to both neonixie-l > and cogwheel-nixie-system groups) > > Regarding Caller ID, one could go to a pure hardware solution and > solder chips, but my tendency would be to use a PC, an off-the-shelf > USB modem dongle and a little Perl script to monitor the modem for the > Caller ID and get it to the display. > > The demo video was done using a very small Perl script, BTW. But any > programming language w/access to the peripherals would work just as > well. > > Regarding more than 8 tubes, you would just need to build two B7971x8s > systems and communicate with both of them independently through two > virtual serial ports. The scroll shifting would probably work w/o any > modification to the display driver board firmware. > > You are lucky you if you have 16 B7971s; They might fetch over $1500 > in today's market. > > ..c > > On May 11, 7:50 pm, Wayne de Geere III <[email protected]> wrote: >> I'm thinking your B7971x8 display support landline caller ID functions. Just >> wanted to put that out there as an interesting function, especially for a >> display with support for 7+ numbers/characters. Caller ID and call waiting >> caller ID is part of the ADSI spec, it's basically a Bell 202 (simplex) >> modem burst of data. >> >> http://en.wikipedia.org/wiki/Analog_Display_Services_Interface >> >> http://telecom-info.telcordia.com/site-cgi/ido/docs.cgi?ID=SEARCH&DOC.... >> >> There's probably a chip out there that grabs it (through an optocoupler or >> optoisolator) and delivers TTL level ASCII out the back end. >> >> I'd like a longer than 8 tube device, personally, but 8 would be great, >> especially if the data scrolled. > >> > > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To post to this group, send an email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/neonixie-l?hl=en-GB. > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
