|Re: [WTB] TED 8360 and PLA for Commodore 16/116 [message #210415 is a reply to message #210409]
||Fri, 01 November 2013 18:30
Registered: January 2013
George <gh424NO584SPAM@cox.net> wrote:|
> Computer Nerd Kev says...
>> By the way, how does the Plus4 Caller ID system work?
> It was just a hair-brained idea I had to have a computer
> receive the caller ID packets on my land line, and then
> convert the calling number to voice, and then broadcast it.
> I used the unused pair in the phone line as an intercom, and
> just had speakers at several places in the house near phone
> jacks. So when a call would come in, it would announce the
> calling number - so I wouldn't have to walk over and look at
> the caller ID.
> Then I added a database for the numbers of family and
> friends, which would be announced by name, and of
> telemarketers, announced simply as "pest".
> I had to build a caller ID demodulator that plugged into the
> User Port, and then replace one of the "3" functions (of +4)
> roms with a battery-backed static ram chip where I loaded in
> the code, the phone book, the phonemes, etc. The code was
> done in assembler. So the whole thing ended up as a
> lobotomized +4 that just did one thing.
Wow! That's what we call a good fun project. And a useful one too!!
Wouldn't you like to share the details/code? I bet some of us would jump on
it, regardless of the fact that everybody uses cell phones :-)