This document describes the structure of data packets. It contains record headers followed by record content, with data records separated by CRC fields. The end includes a packet control field, payload length, process identifier and flags, followed by the payload, CRC, and preamble/address fields.

25. Header
Data Records
CRC
Record
Header
Record Content
Record
Header
Record Content
Record
Header
Record Content

41. Preamble Address
Packet
Control
Field
Payload CRC
Payload Length PID NO_ACK
Preamble Address Payload CRC