[Build] RFID door key feature request: Pinpad door bell

[Jonathan Lassoff]

Pulse dialing for digit entry? :)

On Thursday, November 6, 2014, Henner Zeller <h.zeller at acm.org> wrote:

> On 6 November 2014 15:34, Casey Callendrello <c1 at caseyc.net <javascript:;>>
> wrote:
> > Might be kind of fun to attach something to the hook switch. That way
> > you can ring the doorbell by jiggling the phone hook a few times.
>
> +1
>
> >
> > -c
> >
> >
> > On 11/6/14 2:15 PM, Henner Zeller wrote:
> >> On 6 November 2014 13:56, Rubin Abdi <rubin at starset.net <javascript:;>>
> wrote:
> >>> Could the * button be used to ring a chime in the space? It's hard for
> >>> newbs to find the door bell hidden next to the phone.
> >> Sounds like a good idea and bell-hookup is the next thing that will be
> >> integrated.
> >>
> >> Right now, '*' means 'reset code' and '#' means 'enter number'.
> >> So overloading the meaning would be somewhat ambiguous. If on one of
> >> the special characters, ringing should probably something like '#'
> >> without prior pin.
> >> (I am also open of having a sequence such as '*333#' be the
> >> ring-sequence to eliminate accidental triggering - that could be
> >> clearly marked on the phone).
> >>
> >> (in general, the user-interface to use one of the symbol as ring is
> >> highly obscure and uncommon. I personally don't think that the
> >> doorbell on the side of the phone is hard
> >> to find, though we might want to replace the buttons we have there
> >> with something illuminated and clearly marked - it is not at all clear
> >> what the three
> >> buttons do, so I was typically pressing all three when I was
> door-belling).
> >>
> >> Details can be hashed out - but yeah, we need better integration of
> >> door bell functionality. Currently, there is not bell-hookup yet in
> >> the entrance system, which is as well needed for (a) the general
> >> bell-ringing thing and (b) we need an upstairs bell-button.
> >>
> >> For anyone interested to help in hooking up the doorbell functionality:
> >>
> >>    1) if we have a little aplified speaker that we can hook up to the
> >> output of the RPi, we already have the hardware in place. Probably
> >> simple to find in one of the shelves. This will be regarded equivalent
> >> to ringing.
> >>
> >>    2) We need a physical doorbell button mounted outside the upstairs
> >> door, close to the RFID reader (no wire yet needed, I'll hook it up to
> >> the firmware of the reader). IIRC, there is an empty conduit box,
> >> maybe in there ?
> >>
> >>    3) There is a 3.5mm hookup on the side of the intercom system. That
> >> outputs ringing noise from the downstairs bell. Someone should measure
> >> that and make a little Schmitt-Trigger breadboard or something to
> >> output a clean signal that we can read with a TTL (not sure if we just
> >> hook it up, maybe I'll rig up something with the internal controller
> >> reader, but TTL signal would be good)
> >>
> >> -h
> >>
> >>> --
> >>> Rubin
> >>> rubin at starset.net <javascript:;>
> >>>
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