⚠️ THIS IS ARCHIVED AND WILL NOT BE UPDATED ⚠️

To be honest, I never even ran it live. Weird.

CoffeeMachine

A simple implementation of a state machine designed to run a coffee machine. :)

Features

Implemented

• Main power on/off with a timeout in case it's left on.
• Two input buttons - power and pump
• Simple temperature sensing and heater on/off based on setpoint (UNTESTED)

Planned

• Timed pump control - x second shot
• PID heater temperature control
• Remote interface/control

Requirements

• A Raspberry PI
• Solid state relays (pump, heater control)
• A K-type thermocouple and MAX31855 SPI interface (temperature sensing)
• A couple of SPST momentary switches
• Wire
• A respect for high voltage AC

Warranty

There's no warranty implied or otherwise in the provided instructions, use at your own risk.