[asterisk-users] phone as control interface(was99bottlesofbeer)

[Lenz]

Hello Marco,
could you explain how you did the interfacing to the Asterisk PBX? does  
your prototype speak SIP to receive commands?
Thanks
l.




On Thu, 18 Oct 2007 12:27:33 +0200, marcotasto <marcotasto at libero.it>  
wrote:

> Hi All,
> sorry if I post again this e-mail but I think the first one was lost.
>
> I don't know if this is OT but I'm working in my spare time at  a small  
> hardware project that match to what's requested below.
> It's a board with Input/Output capabilities and 10Mbps ethernet  
> interface. It has Microchip software TCP/IP stack on it.
> Being at a very beginning stage, you can see a little preview (and  
> hopefully play with an online prototype) at this address:
>
> http://www.auto-matica.com/index.php?id=16
>
> I've used it in the past to open a garage door when calling a private  
> extension with Asterisk PBX and a little perl-AGI glue.
>
> I hope could interest to someone and I'm open to any  
> suggestion/collaborations.
>
> Thank you and bye,
> Marco.
>
>
> ----- Original Message -----
> From: "John Faubion" <jfaubion at tx.rr.com>
> To: "Asterisk Users Mailing List - Non-Commercial Discussion"
> <asterisk-users at lists.digium.com>
> Sent: Tuesday, October 16, 2007 9:46 AM
> Subject: Re: [asterisk-users] phone as control interface(was99bottlesof
> beer)
>
>
>>> has anyone actually been satisfied with the performance of these
>>> powerline signalling devices ?
>>
>> Universal Powerline Bus is a vast improvement over the original X10. I
>> believe the X10 devices used a 4V signal during the zero crossing point  
>> of
>> the AC voltage to transmit 1 bit. Needless to say this made X10 slow,
>> susceptible to line noise and not very reliable. IIRC X10 is only 75%
>> reliable. By contrast, UPB is 20-40 times faster, it uses a higher
>> signaling
>> voltage so line noise isn't a big factor any more and has the advantage  
>> of
>> controlling 250 times more devices than X10. This will help to prevent
>> stray
>> signals from the neighbors controller from accidentally controlling your
>> devices. UPB is supposed to be 99.9% reliable with a latency of less  
>> than
>> 100 milliseconds. Granted that still leaves a tenth of a percent of
>> uncertainly. However that is without resorting to filters, couplers and
>> the
>> like.
>>
>>> Granted in an existing situation there may not be a way to run more
>>> wires, but I evaluated them a while back and decided to stay away.
>>
>> You may want to take another look at them. Just like Asterisk has made
>> great
>> strides since the release of 0.7, UPB has brought the quality level way
>> up.
>> Of course this higher quality also has a higher price.
>>
>> John
>>
>
> Anyone on the list interested on working on a project where we can create
> devices that work over Ethernet ?
>
>
>
>
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