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A Trimble Standard Interface Protocol
62 Trimble ThunderBolt E GPS Disciplined Clock User Guide
Command Packet 0xBB: Set Receiver Configuration
In query mode, packet 0xBB is sent with a single data byte and returns report packet
0xBB in the format shown below.
Command Packet 0xBB Data Format (query only)
TSIP packet 0xBB is used to set the GPS Receiver options. The table below lists the
individual fields within the 0xBB packet.
Report Packet 0xBB Data Format
Byte Item Type Value Meaning
0 Subcode UINT8 0 Query mode
Byte Item Type Value Meaning
0 Subcode UINT8 0 Primary receiver configuration
block
1 receiver mode UINT8 0 Automatic (2D/3D)
1 Single satellite (1 SV time)
3 Horizontal (2D)
4 Full position (3D)
7 Over-Determined Clock
2 reserved UINT8 0xFF do not alter
3 Dynamics Code UINT8 1 Land
2Sea
3Air
4 Stationary
5 Automobile
4 reserved UINT8 0xFF do not alter
5-8 Elevation Mask Single 0- p/2 Lowest satellite elevation for fixes
(radians)
9-12 AMU Mask Single Minimum signal level for fixes
13-16 PDOP Mask Single Maximum DOP for fixes
17-20 PDOP Switch Single Switches 2D/3D mode
21 reserved UINT8 0xFF do not alter
22 Foliage Mode UINT8 0 Never
1Sometimes
2Always
23 reserved UINT8 0xFF do not alter
24 reserved UINT8 0xFF do not alter
25 reserved UINT8 0xFF do not alter
26 reserved UINT8 0xFF do not alter
27-39 reserved UINT8 0xFF do not alter