There is, there is moisture sensors that you can put in your plants and based on how much, how moist the soil is, it will conduct a different amount of voltage. Relays are little switches that run at low voltage that open up gates for high voltage. You hear the click when your smart switch turns on? That's a relay. The low voltage DC Wi-Fi chip is telling the high voltage house wiring to turn on. It uses a light center, so length light sensor specifically to do that where the theremin uses like a radio.
In this episode of Syntax, Wes and Scott talk through an introduction to electronics that you can do in your own home with microcontrollers.
Show Notes
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