Arduino PID that works for both cooling and heating. Cooling features a compressor delay to prevent damaging the cooling unit.
Library used [EEPROMEx] (https://github.com/thijse/Arduino-Libraries/tree/master/EEPROMEx)
What you need?
- Arduino Mega
- Arduino lcd keypad shield.
- DS18S20
- Relay
Using it:
T: Means temperature now. Celsius
S: Selected temperature.
Up or Down button controls the selected temperature.
Right arrow controlls heating/cooling mode.