Novatel OM-20000041 用户手册

Command Descriptions

MiLLennium GPSCard Software Version 4.50 Command Descriptions Manual Rev 1

Table 2-1

Commands By Function Table (continued)

Intended for advanced users of GPS only.

POSITION, PARAMETERS, AND SOLUTION FILTERING CONTROL

Commands

Descriptions

CSMOOTH

Sets amount of carrier smoothing

DATUM

Choose a DATUM name type

ECUTOFF

Satellite elevation cut-off for solutions

FIX HEIGHT

Constrains to fixed height (2D mode)

FIX POSITION

Constrains to fixed lat, lon, height

FRESET

Clears all data which is stored in NVM

$IONA

Download ionospheric correction data

IONOMODEL

What ionospheric correction to use (MiLLennium with the
WAAS option)

LOCKOUT

Deweights a satellite in solutions

$PVAA

Position, velocity and acceleration in ECEF coordinates

RTKMODE

Setup the RTK mode

UNDULATION

Ellipsoid-geoid separation

USERDATUM

User-customized datum

WAASCORRECTION

Controls handling of WAAS corrections.

SATELLITE TRACKING AND CHANNEL CONTROL

Commands

Descriptions

$ALMA

Download almanac data file

ASSIGN

Satellite channel assignment

CONFIG

Switches the channel configuration of the GPSCard

DYNAMICS

Sets correlator tracking bandwidth

FIX VELOCITY

Aids high velocity reacquisition

RESETHEALTH

Reset PRN health

SETHEALTH

Overrides broadcast satellite health

WAYPOINT NAVIGATION

Commands

Descriptions

MAGVAR

Magnetic variation correction

SETNAV

Waypoint input

DIFFERENTIAL REFERENCE STATION

Commands

Descriptions

DGPSTIMEOUT

Sets ephemeris delay

FIX POSITION

Constrain to fixed (reference)

LOG

Selects required differential-output log

POSAVE

Implements position averaging for reference station

RTCMRULE

Selects RTCM bit rule

SETDGPSID

Set reference station ID