RoyalTek REV-2000 GPS Receiver User Manual


 
RoyalTek GPS Receiver REB-2000/REB-12R REV-2000 Operational Manual
23
Table 28 Elevation Mask
Binary(Hex)
Name
Bytes
Scale Example
Units
Description
Message ID 1 8B ASCII 139
Tracking Mask 2 *10 0032 degrees Not currently used
Navigation Mask 2 *10 009B degrees Range –20.0 to 90.0
Payload Length:5 bytes
Power Mask – Message I.D.140
Table 29 contains the input values for the
following example: Navigation mask to
33dBHz (tracking default value of 28)
Example:
A0A20003 – Start Sequence and Payload
Length
8C1C21 – Payload
00C9B0B3 – Message Checksum and
End Sequence
Table 29 Power Mask
Binary(Hex)
Name
Bytes
Scale Example
Units
Description
Message ID 1 8C ASCII 140
Tracking Mask 1 1C dBHz Not currently implemented
Navigation Mask 1 21 dBHz Range –28 to 50
Payload Length:3 bytes
Editing Residual – Message I.D.141
Note – Not implemented currently
Steady State Detection – Message
I.D.142
Table 30 contains the input values for the
following example: Set Stead State
Threshold to 1.5 m/sec
2
Example:
A0A20002 – Start Sequence and Payload
Length
8E0F – Payload
009DB0B3 – Message Checksum and
End Sequence
Table 30 Steady Detection
Binary(Hex)
Name
Bytes
Scale Example
Units
Description
Message ID 1 8E ASCII 142
Threshold 1 0F M /sec2 Range 0 to 20
Payload: 2 bytes
Static Navigation – Message I.D.144
Table 31 Steady State Detection
Binary(Hex)
Name
Bytes
Scale Example
Units
Description
Message ID 1 90 ASCII 144
TBD 1 00 Reserved
Payload Length:2 bytes