Here is a list of all documented files with brief descriptions:

commands
commands.c	: Contains general command functions common to all embedded controllers
commands.h	: Contains general command functions common to all embedded controllers
debug_sdr
debug_sdr.c	: Interfaces for debugging SDR embedded firmware
debug_sdr.h	: Interfaces for debugging SDR embedded firmware
error_sdr
error_sdr.c	Contains error-related functions for SDR code
error_sdr.h	: Contains error handling functions for SDR code
mahony
mahony.c	: Mahony attitude filter interface
mahony.h	: Mahony attitude filter interface
math_sdr
math_sdr.c	: Contains math and utility functions for SDR code
math_sdr.h	: Contains math and utility functions for SDR code
sensor
sensor.c	: Contains functions to interface between SDEC terminal commands and SDR sensor APIs
sensor.h	: Contains functions to interface between SDEC terminal commands and SDR sensor APIs
telemetry
telemetry.c	: Module for LoRa (wireless) communication
telemetry.h	: Definitions for the telemetry data structures