Modules
Here is a list of all modules:

7seg (Seven Segment Display) | Controls the two 7-segment displays on the board
ADC (Analog to Digital Converter) | Interface to the AD-converter of the ATmega32, which allows to query the potentiometer and the photosensor of the board
Button | Enables event-driven and polling access to the buttons of the SPiCboard
Check | Check compiler settings
Serial Communication | Serial communication with SPiCboards
Extended Serial Communication | Special operations for serial communication with SPiCboards
Serial Console | In- and output using a serial console
OLED Display | Controls the optional 128×64 pixel monochrome OLED display
Display contents from Flash memory | Display functions enabling flash memory contents
LED access | Interface to the board's 8 LEDs
Timer module | The timer module provides an event interface to the hardware timers