At$Gpsqual Gps Quality Filters - Novatel MT 3050 At Command Reference

AT$GPSQUAL GPS Quality Filters

AT$GPSQUAL
Command Function
Syntax Query
Syntax
Write Syntax
Write Response
Read Syntax
Read Response
Execute Syntax
Execute Response
Unsolicited Response
Parameter Values
<flg>
<hdop>
GPS Quality Filters
This command allows the user to define extra criteria for the event engine to use
before it reports a position fix as valid.
AT$GPSQUAL=?
If the $GPSFLT debug flag is not set for expanded AT command response, the
response will be as follows:
$GPSQUAL: (0-255),(0-255),(0-30)
OK
AT$GPSQUAL=<flg>,<hdop>,<sats>
OK
AT$GPSQUAL?
$GPSQUAL:<flg>,<hdop>,<sats>
N/A
N/A
N/A
Bit mask made up of the following bit definitions:
1 = Mark GPS report invalid if $GPGSA fix type is 2 (2D fix). This bit is provided for
backwards compatibility with legacy products. It has not been shown to improve
performance with this product.
2 = Mark GPS report invalid if the report is based on a propagated fix.
4 = Request POSITION EXTENDED report (in place of the basic POSITION report)
from GPS chipset. This report includes additional info that the basic POSITION
report does not.
8 = Request MEASUREMENT EXTENDED report. This report includes information
about satellite speeds which can be used in filtering.
Default is 12 (request both POSITION EXTENDED and MEASUREMENT EXTENDED
reports).
0 = Ignore HDOP when filtering. (default)
1-255 = Mark GPS report invalid if HDOP value from $GPGSA sentence is less
than or equal to this indicated HDOP limit.
This field is provided for backwards compatibility with legacy products. It has not
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