We're going to control our HVAC appliances using SSRs and this video captured our first test, using a desk lamp as the appliance being switched. The SSR is connected to the status line of a serial (RS-232) port of a PC, which is toggled by pySerial in an interactive Python shell over SSH.
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https://www.youtube.com/watch?v=IEXX5FpeBHk
This talk was performed on 22 August 2014 at Camp++, MKV downloads and presentation slides are available at https://camp.hsbp.org/2014/pp/schedule.html
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https://www.youtube.com/watch?v=KhpkCrT_yzM
This talk was performed on 28 September 2013 at CampZer0, MKV downloads and presentation slides are available at http://camp.hsbp.org/2013/zer0/talks.html
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https://www.youtube.com/watch?v=qjFtOc8WmnA
This talk was performed on 23 August 2014 at Camp++, MKV downloads and presentation slides are available at https://camp.hsbp.org/2014/pp/schedule.html
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https://www.youtube.com/watch?v=7XTFesq426M
This talk was performed on 28 September 2013 at CampZer0, MKV downloads and presentation slides are available at http://camp.hsbp.org/2013/zer0/talks.html
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https://www.youtube.com/watch?v=BFWgn2y1RoY
This talk was performed on 28 September 2013 at CampZer0, MKV downloads and presentation slides are available at http://camp.hsbp.org/2013/zer0/talks.html
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https://www.youtube.com/watch?v=fFYuStiyGws