DPRG List  

[DPRG] Garage Sensor

Subject: [DPRG] Garage Sensor
From: Doug Emes dougemes at gmail.com
Date: Sat Sep 1 22:48:47 CDT 2012

I like Greg's idea, and if you can run a hardwire cat5 cable, you
could go with something like the
parallax spinneret:


The nice thing is that the solution is already coded (with some tweaking):

On Sat, Sep 1, 2012 at 10:35 PM, Greg Needel <greg at robogreg.com> wrote:
> Sounds like a nice use of raspberry pi, with a USB wireless stick. If you
> can get it on the internet you can always hook it to twitter or another web
> service with an api and access that information on your smart phone. Having
> the pi tweet the status to a private twitter account seems like an easy way
> to accomplish this with very little overhead.
> Greg
> On Sat, Sep 1, 2012 at 10:22 PM, Tom Brusehaver <cozytom at gmail.com> wrote:
>> I have a kind of weird idea. A way to know if my garage door is open or
>> not.
>> I am halfway to work, did I really shut the garage door or not? If I could
>> check
>> my smartphone, I would know, but how do get the data from the garage to
>> my smart phone??
>> I want to put a SBC in the garage, something with WiFi, less messing
>> around with wires. Have a magnetic reed switch tell if it is closed or not
>> wired to one of the GPIO pins on the SBC.
>> Once all that is done, I still need a server to act as a gateway to
>> the smartphone
>> to let it know when it is open or closed.
>> This is the idea I have so far, using gmail as my server. The SBC sends an
>> smtp message to some tomsgarage at gmail.com or something, then the
>> smartphone will subscribe to that mail box. I can have a macro or rule
>> setup to delete email older than a day, or when ever a new state is set,
>> delete the previous state. A simple open/closed message in the subject
>> line will let me know what state things are in. I can check trash to see
>> the history of opens and closes.
>> My question is, what would be the cheapest SBC with WiFi out there?
>> The Insignia infocast might be, at about $30 from ebay, but maybe
>> someone has something better?
>> _______________________________________________
>> DPRGlist mailing list
>> DPRGlist at dprg.org
>> http://list.dprg.org/mailman/listinfo/dprglist
> _______________________________________________
> DPRGlist mailing list
> DPRGlist at dprg.org
> http://list.dprg.org/mailman/listinfo/dprglist

More information about the DPRG mailing list