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 MiLLennium GPSCard Software Version 4.50 Command Descriptions Manual Rev 1

$ALMA

Injects almanac

(follows NovAtel ASCII log format)

$IONA

Injects ionospheric refraction corrections

(follows NovAtel ASCII log format)

$PVAA

Injects latest computed position, velocity and acceleration

(follows NovAtel ASCII log format)

$REPA

Injects raw GPS ephemeris data

(follows NovAtel ASCII log format)

$RTCA

Injects RTCA format DGPS corrections in ASCII (Type 1)

(follows NovAtel ASCII log format)

$RTCM

Injects RTCM format differential corrections in ASCII (Type 1)

(follows NovAtel ASCII log format)

$TM1A

Injects receiver time of 1 PPS

(follows NovAtel ASCII log format)

$UTCA

Injects UTC information

(follows NovAtel ASCII log format)

ACCEPT

Port input control (set command interpreter)

accept port,option

ANTENNAPOWER

Power to the low-noise amplifier of an active antenna

antennapower flag

ASSIGN

Assign a prn to a channel #

assign channel,prn,doppler, search window

UNASSIGN

Un-assign a channel

unassign channel

UNASSIGNALL

Un-assign all channels

CLOCKADJUST

Disable clock steering mechanism

clockadjust switch

COMn

Initialize Serial Port (1 or 2)

comn bps,parity,databits,stopbits, handshake,echo

COMn_DTR

Programmable DTR lead/tail time

comn_dtr control,active,lead,tail

COMn_RTS

Programmable RTS lead/tail time

comn_rts control,active,lead,tail

CONFIG

Switches the channel configuration of the GPSCard

config cfgtype

CRESET

Configuration reset to factory default

CSMOOTH

Sets carrier smoothing

csmooth value

DATUM

Choose a DATUM name type

datum option

USERDATUM

User defined DATUM

userdatum semi-major,flattening,dx,dy,dz, rx,ry,rz, 
scale

DGPSTIMEOUT

Sets maximum age of differential data to be accepted and ephemeris 
delay

dgpstimeout value value

DIFF_PROTOCOL

Differential correction message encoding and decoding for 
implementation in the GPS card firmware

diff_protocol type key
or diff_protocol disable
or diff_protocol

DYNAMICS

Set receiver dynamics

dynamics option [user_dynamics]

ECUTOFF

Set elevation cutoff angle

ecutoff angle

EXTERNALCLOCK

Sets default parameters of an optional external oscillator

externalclock option

EXTERNALCLOCK
FREQUENCY

Sets clock rate

external frequency clock rate

FIX HEIGHT

Sets height for 2D navigation

fix height height [auto]

FIX POSITION

Set antenna coordinates for reference station

fix position lat,lon,height [station id] [health]

FIX VELOCITY

Accepts INS xyz (ECEF) input to aid in high velocity reacquisition of 
SVs

fix velocity vx,vy,vz

UNFIX

Remove all receiver FIX constraints

FREQUENCY_OUT

Variable frequency output (programmable)

frequency_out n,k

FRESET

Clears all data which is stored in non-volatile memory

HELP or ?

On-line command help

help option     or       ? option

LOCKOUT

Lock out satellite

lockout prn

UNLOCKOUT

Restore satellite

unlockout prn

UNLOCKOUTALL

Restore all satellites

LOG

Choose data logging type

log [port],datatype,[trigger],[period],[offset],{hold}

UNLOG

Disable a data log

unlog [port],data type

UNLOGALL

Disable all data logs

unlogall [port]

MAGVAR

Set magnetic variation correction

magvar value

MESSAGES

Disable error reporting from command interpreter

messages port,option

POSAVE

Implements position averaging for reference station

posave maxtime, maxhorstd, maxverstd

RESET

Performs a hardware reset (OEM only)

RINEX

Configure the user defined fields in the file headers

rinex cfgtype