Framing for Flexible Protocol Data Encapsulation, Encryption, Error and Flow Control

Preamble: 18 symbols of “000”. 54 bit time.

UID/UST field 18 symbols (Fully encrypted)

UID: User definable ID field - 24 bit time. 22-bit user programmable.

UST: Command & Status. 24-bit (3 bytes) per frame.

CRC: 6-bit Error detection code for the UID/UST subframe.

Subframes: 18 encrypted symbols

Data: 48 bits

CRC: 6-bit

Preamble

UID & UST

Subframe 1

Subframe 4

Subframe 2

Subframe 3

110 011 000 111 101 100 000..

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