Novatel OM-20000041 用户手册
C
Commands Summary
MiLLennium GPSCard Software Version 4.50 Command Descriptions Manual Rev 1
95
Syntax:
Example:
externalclock user 1.0e-20 1.0e-24 1.0e-28
Table C-2
Default Values of Process Noise Elements
EXTERNALCLOCK
option
Command
Option
Description
Default
EXTERNALCLOCK
disable
Revert to the on-board oscillator
MiLLennium = VCTCXO
MiLLennium = VCTCXO
see Table C-2
ocxo
Set defaults for ovenized crystal oscillator
rubidium
Set defaults for rubidium oscillator
cesium
Set defaults for cesium oscillator
user h
0
h
-1
h
-2
Define custom values for process noise elements
Timing Standard
h
0
h
-1
h
-2
VCTCXO
1.0 e-21
1.0 e-20
2.0 e-20
OCXO
2.51 e-26
2.51 e-23
2.51 e-22
rubidium
1.0 e-23
1.0 e-22
1.3 e-26
cesium
2.0 e-20
7.0 e-23
4.0 e-29
user (min / max)
1.0 e-31
≤
h
0
≤
1.0 e-18
1.0 e-31
≤
h
-1
≤
1.0 e-18
1.0 e-31
≤
h
-2
≤
1.0 e-18