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Arduino + Android Projects for the Evil Genius: Control Arduino with Your Smartphone or Tablet by Simon Monk

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CHAPTER 9Smart Thermostat

MINIONS ARE NOTORIOUSLY DIFFICULT to keep at the right temperature. Too cold and they become hypothermic, and just sit there looking blue and are incapable of carrying out their master’s evil schemes. On the other hand, if they get too hot, they tend to perspire heavily and drip all over the Evil Genius’ plans for global domination.

This project provides the last word in temperature regulation. It not only acts as a standalone thermostat, but also has a RF link from the Home Automation controller, that lets you set different temperatures for different times of day.

The home automation will tell the thermostat its new set temperature regularly every 10 seconds over the wireless link. To give us some feedback that everything ...

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