User`s guide

Chapter 5 - I/O Commands
POSITION CONTROL MESSAGE (@@Gd)
Motorola Binary Format
Query Current Position Control Mode:
@@GdxC<CR><LF>
where:
x = 1 hex byte: 0xFF
C = 0xDC
Message length: 8 bytes
Complete hex string to query current Position Control Mode:
0x40 40 47 64 FF DC 0D 0A
Change Current Position Control Mode Message:
@@GdcC<CR>LF>
where:
c = control type 0x00 = enable normal 3D positioning
0x01 = enable position hold
0x02 = enable 2D positioning (positioning receivers only)
0x03 = enable auto-survey (timing receivers only)
C = checksum
Message Length: 8 bytes
Response to above command:
@@GdpC<CR>LF>
where:
c = control type 0x00 = enable normal 3D positioning
0x01 = enable position hold
0x02 = enable 2D positioning (positioning receivers only)
0x03 = enable auto-survey (timing receivers only)
C = checksum
Message Length: 8 bytes
Motorola GPS Products - M12+ User's Guide Revision 6.X 09FEB05
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