User's Manual

Hi-G-Tek Ltd. Microelectronics & Asset Tracking Technology
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RS 485/232 Communication Protocol
Total number of packets.
Packet number sequence number.
This string contains the seal records. The field
should first be concentrated from all packets
before being analyzed.
Seals Records:
Data*1 Data*2 - - - - - - - - - - - - - - Data*PK-1 Data*PK
Seal
record
Seal
record
Seal
record
Seal
record
Seal
record
Seal record
#B Data** #B Data** #B Data** #B Data** #B Data** #B Data**
1 r r r r r r
Where:
Data**
TF TID Message Type Data Result
2 4 1 # of bytes
Where:
In case of a problem the Message Type's MSB will be set to “1”.
If no seal is detected:
Data*1
Seal record
#B=0
1
PK
P#
Data*
TF&TID
Message Type
is the ID of the seal.TF&TID
is the transmitted Cmnd*.
#B
Data**
is the number of bytes for a seal record (including
the #B field)
is the data received after executing the RF command
led by TF, TID and Message Type.