RoyalTek Confidential
19
RDR-3100 User Manual
Get current GPS Position
(Unit = DD.MMSSSS)
Converter GPS Info Format
(Unit = degree)
Retrieved MMF Command
Message
Updated GPS Position by
Input MMF Message
Waiting for next MMF Command
Transfer Examples:
Original: (24.106928,N,120.299588,E) (213.19)
Result: (to unit = degree)
Lat = 24 + 10/60 + 69.28/3600 (if S is used, Lat * -1.0)
Long = 120 + 29/60 + 95.88/3600 (if S is used, Long * -1.0)
Command Description:
Parameter: (156,A(para1),288,A(para2),10,A(para3))
Exposition:
If para1 = ‘A’, Lat = Lat + 156 * 0.000001(unit = degree)
If para2 = ‘A’, Long = Long + 288 * 0.000001(unit = degree)
If para3 =
‘
A
’
, Cog = Cog + 10 * 0.1
Converter GPS Info Format
(Unit = DD.MMSSSS)
Description:
Lat Format: DD.MMSSSS, N/S indicator
(If lat value < 0.0, ‘S’ is used. Other is ‘N’)
Long Format: DDD.MMSSSS, E/W indicator
(If long value < 0.0, ‘W’ is used. Other is ‘E’)
Cog
: unit = degree
PDF 檔案以 "pdfFactory Pro" 試用版建立 www.pdffactory.com