System and method for controlling communication between a host computer and ...

"To Address1

MSB - Byte 1 Device Type

Byte Assignment:

FF-FO (16) - Broadcast All Devices (1 Byte Address)

EF-1F (224) - Device Type Base (2 to 6 Byte Address)

OF-00 (16) - Personal Transceiver Identification (6 Byte Address)

Sample Messages

Central Server to Personal Transceiver - Broadcast Message - FF (Emergency)

Byte Count = 12

600

First Transceiver to Repeater (Transceiver)

Broadcast Message - FF (Emergency) 602

Byte Count = 17 S

Data
(A000123456)

Note: Additional Transceiver Re-Broadcasts do not change the message.
The messages are simply received and re-broadcast.

Message to Device "AO" From Device "E1" Command - "08" (Respond to PING)

Response will reverse "To" and "From" Addresses 604