Table 27: Output-Configuration Message Identifiers - NorthStar 8700 Technical Reference Manual

05/01/97 REV H
Data field
Longitude
Altitude
Reserved
Initiate self-test command ($PMCAG, 003)
This message requests a complete self-test of the GPS sensor. Test results
will be automatically output (output message 902 ) on the primary out-
put port at completion of the self-test sequence:
$PMCAG,003*hh<CR><LF>
Example C: Request a complete self-test of the GPS
Request output message command ($PMCAG, 004)
This message asks the unit to output any NMEA data message one time
only:
$PMCAG,004,ccc*hh<CR><LF>
Valid message identifiers for ccc above are listed below in Table 27.
Example D: Request the approved sentence GPGGA
$PMCAG,004,GGA*2D<CR><LF>
Set output configuration command ($PMCAG, 005)
This message configures the output of the primary port. The message
contains the primary-port baud rate and the list of message identifiers
with the minimum time interval between consecutive transmissions.

Table 27: Output-configuration message identifiers

Identifier Description
Navigation status
900
GPS fix data
GGA
Geographic position (latitude/longitude)
GLL
GPS DOP and active satellites
GSA
GPS satellites in view
GSV
Recommended-minimum-specific GPS data
RMC
Track made good and ground speed
VTG
UTC time and date
ZDA
Contents
1 33.48' East
35.35 m above mean sea level
No character
$PMCAG,003*47<CR><LF>
Section 10 - NMEA protocols
PAGE 49