Re: KeyRack Project

["Frank Mc Alinden" <frankmc@xxxxxxxxxxxxxxxx>]

Hi Steve

>There is a keyfob
> that you can snap them into and they have a good positive locking
action
> when plugged into one of the latching receptacles.


>With the number of keys I
> tend to carry around, I'd be worried about jack plugs pulling out

Carry quite a few keys myself and quite surprized how well the the 3.5mm
socket retains the plug..

>Plus,
> with the extra functionality available with the various iButtons, you
> could
> perhaps do some more interesting things with them later on.

Do you read the iButtons in a similar way as the temp sensors are read ???

Frank


----- Original Message -----
From: "Steve Morgan" <smorgo@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Sunday, December 11, 2005 9:09 PM
Subject: RE: [ukha_d] KeyRack Project


>I started something similar some significant time ago. Yet another
> unfinished project...
>
> In preference to 3.5mm jack plugs, I'm using iButtons. There is a
keyfob
> that you can snap them into and they have a good positive locking
action
> when plugged into one of the latching receptacles. With the number of
keys
> I
> tend to carry around, I'd be worried about jack plugs pulling out.
Plus,
> with the extra functionality available with the various iButtons, you
> could
> perhaps do some more interesting things with them later on.
>
> Steve
>
>> -----Original Message-----
>> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx]
>> On Behalf Of Frank Mc Alinden
>> Sent: 10 December 2005 22:26
>> To: ukha_d@xxxxxxx
>> Subject: [ukha_d] KeyRack Project
>>
>> Hi Guys
>>             Just thought i would mention a little project im
>> about to start as some might be interested..
>> Another Homevision User  has  recently  been  been toying
>> with putting a KeyRack system together based on Shawn Boyles
>> (another Homevision User) project...
>> http://www.automatedhome.co.uk/article463.html
>> Currently he,s bench testing some hardware which is going to
>> make up the keyrack system...
>> The Keyrack unit will be one on my Probe Zone Monitor Boards
>> which will relay key status back to one of my HV I/O
>> Expanders......Im hoping to get Custom Enclosures made for
>> the Keyrack in white Acrylic and hoping Mark G will do a
>> review once the project is finished........
>>
>> Im also hoping to use the Keyrack in my own installation but
>> have the Keyrack connected to my Probe system instead of a HV
>> I/O Expander......What im hoping to be able to do is to
>> insert a dallas temp sensor in each of the Keyfobs ( 3.5mm
>> plug)  then i can identify whos keys are inserted
>> /removed;-) by reading the dallas Sensor id  only....One of
>> the key inputs will be used to ignore/bypass any key  changes
>> for a duration which will allow users to leave and return
>> say to nip down to the shops.....
>>
>> More Soon
>> Frank
>>
>> www.armaghelectrical.com.au
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