MetOcean Telematics MMI-513-00000, User Manual, Page: 30 / 56

iBCN – User Manual
TD 13 – 053
28
6.6 Transmission Data Format
The following tables define the data formats of
transmitted position reports from the iBCN.
Position Reporting – multiple reports (up to 195 bytes)
CMD_TYPE = 0x01 CMD_SUB_TYPE = 0xFD
Data Name Value Start Byte Start Bit Bit Length
CMD_TYPE 0x01 1 8 8
CMD_SUB_TYPE 0xFD 2 8 8
SEQ_NUM 0x00 3 8 8
T_POSITION_REPORT 4 8 128
… (up to 12
T_POSITION_REPORTs
per packet)
… … … …
T_POSITION_REPORT 179 8 128
Table 2: Multiple Position Report Packet Format
The T_POSITION_REPORT data format is 16 bytes in
length defined as the following:
Data
Name
Min Max Start
Byte
Start
Bit
Bit
Length
Unit Decoding
Equation
GPS Time 0 2
32
1 8 32 sec y = x
Record
Type
0 1 5 8 1
y = x
1 = GPS
Record
0 = Event
Record
(see ICD
for more
details)