Browse the full file list, or here is some of the most useful documentation:

Bucket Controller

CONFIG.h - Main configuration file
mcp23017.h - Functions to interface with MCP23017 GPIO expander
mcp4728.c - Functions to interface with MCP4728 quad DAC
i2c_driver.h - I2C functions
led_driver.h - Functions to control LED and knob ring displays
rotary_encoder.h - Functions to find the status and motion of the EC11 rotary encoders
control_voltage.h - Control voltage generation engine header
console_state_bucket.h - Header file for console parameter data saving and reporting code (for the bucket controller)
LCD DISPLAY DRIVER (need)
main.c - Main C file
main.h - Main header

Master Controller