NavCom LAND-PAK Rev.N - Manual (Page 158)

Technical Reference Manual Rev. N
Blk = All; Blu = IOP w/Internal Radio ; Red = IOP & LBM ; Grn = Engine only 156
0xd2 - LBM Geo-Fencing Extension Data Block - Variable Length
Record
Usage Command - No
Response - Yes Input: Not used;
Output: reports licensed center-point region information
Ref Message Field Description Data Type Units Range Scale
Byte
Count
STX 02 (hex) U08 1
PRA1 99 (hex) U08 1
PRA2 66 (hex) U08 1
ID d2 (hex) U08 1
Length 0x00xx U16 2
W1 Number of Entries U08 0-255 1
W2 Reserved U08 1
Repetitive Blocks (repeat for each point-radius defined, if any, as of spring 2007, only 1 allowed)
Wn1
B0-B13: radius
B14: 1 if latitude is negative
B15: 1 if longitude is negative
U16
km 0-16384
2
Wn2 Latitude U16 arc sec 1/10 2
Wn3 Longitude U16 arc sec 1/10 2
CKSM Checksum U08 1
ETX 03 (hex) U08 1