097-72020-01 Revision K – December 2005 TimeSource User’s Guide 143
Chapter 4 TL1 Reference
Commands
Retrieve GPS Status
This command displays the position of the GPS receiver, UTC time, and status
information for each of the GPS satellites in view. The command format is:
RTRV-GPS-STAT:[<tid>]:GPS:<ctag>;
Response Format:
<sid> <date> <time>
M <ctag> COMPLD
"GPS:LAT=x,LONG=x,<alt>,<utc>”
"GPS:SAT-x,USE=X,CNO=x,ELEV=x,AZ=x,LOCK=x”
...
/*LINK:<link>,CMD:<command>*/
;
Parameter Value Description
LAT=a a = dd.mm.fffN Current latitude north in degrees, minutes, and
decimal-fractions of a minute
a = dd.mm.fffS Current latitude south in degrees, minutes, and
decimal-fractions of a minute
LONG=a a = ddd.mm.fffE Current longitude east in degrees, minutes, and
decimal-fractions of a minute
a = ddd.mm.ffW Current longitude west in degrees, minutes, and
decimal-fractions of a minute
ALT=a a = mm.mmm Altitude in meters to the thousandth of a meter,
referenced to mean sea level
UTC=a a = hh-mm-ss Universal Coordinated Time (UTC), where hh = hours (00
to 23), mm = minutes (00 to 59), and ss = seconds (00 to
59)
SAT=a a = 1 to 25 Satellite identification number
USE=a a = Y Satellite in use
a = N Satellite not in use
CNO=a a = nn Satellite carrier-to-noise ratio
ELEV=a a = dd Satellite elevation in degrees
AZ=a a = ddd Satellite azimuth in degrees
LOCK=a a = 1 to 2500 Seconds since the receiver locked to the satellite carrier
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