[[File:raspberry_pi_RaspberryPi_I2C_bb.png|400px|left]]<br clear=both>
==== Relay board ====
* [[File:Schematic-0G-00004539-Mod-Relay-x1-5V.pdf]]
==== Temp Sensor ====
* Type DS18b20
* Amazon [https://www.amazon.com/gp/product/B00KUNKR3M/ link]
=== Software ===
* install/enable luma.oled [https://luma-oled.readthedocs.io/en/latest/install.html link] + examples [https://github.com/rm-hull/luma.examples link], make sure examples run