docs/communication.md

Heliox communication protocol

Basic data structure

The following table describes the bit pattern for a successful communication with heliox devices.

0-15	16-22	23	24-31	32-(32+8*x)
Magic Number (HX)	Message Type	Parity Bit (even)	Data Length (x Bytes)	Data

Message Types

Code	Purpose
0	Light Data
1	Control Signal
2	Status Messages
3	Confirmation Message
4	Debug Info

Light Data

• 1-Byte-block per lamp: 0-255
• Index of lamp determinded by order

Control Signal

• Index Byte + [ t _oggle | i _ncrease | d _decrease ]
• on
• off