Control Messages; Specifics Packets; Acknowledgment Packets; Synchronisation Packet - Baracoda RoadRunners Laser Supplementary Manual

RoadRunners – Communication Protocol

1.2. Control messages

1.2.1. Specifics packets

Code ID
0x01
These 2 sequences will be recognized and purged for backward compatibility with other
Baracoda products.

1.2.2. Acknowledgment packets

Code ID
0x06
0x15
These messages acknowledge the reception of a valid message with the expected sequence
number 0xYY, before processing it.
For captured data from the scanner, ACK and NAK have the same meaning but will trigger a
different event on the scanner (see User Interface issues)

1.2.3. Synchronisation packet

Code ID
0x16
This message acknowledges the reception of a message to acknowledge with an unexpected
sequence number. 0xYY is the expected sequence number.
The device will resynchronize its remote sequence number when receiving this message.
TF -
January 2007
Description
0x01 0x01 0x01
Legacy or
0x01 0x02 0x01
Description
ACK 0x06 0x01 0xYY
NACK 0x15 0x01 0xYY
Description
SYN 0x16 0x01 0xYY
Protocol of communication
Frame
Frame
Frame
5