Specifications

Command/Response Formats 219
Commands
FZN: Set UTM Zone to Fix
$PASHS,FZN,d
This command will set the UTM zone that will be held fixed, where d is the UTM
zone and ranges from 1—60. this command is mostly used when the user is near a
UTM boundary and outputing position in UTM coordinates and does not want the
UTM coordinates to suddenly shift from one zone to another if the boundary is
crossed. This command must be used with $PASHS,FUM.
Example: Select UTM zone 10 to be fixed.
$PASHS,FZN,10 <enter>
GRD: Datum to Grid Transformation Selection (Map Projection)
$PASHS,GRD,s
Enable/Disable the usage of the datum to grid transformation where s is a 3 character
string:
NON: (default: none) disable datum to grid transformation
UDG: enable datum to grid transformation
Parameters for user-defined datum are entered with the $PASHS,UDG command (on
page 221). Grid coordinates are output in the “$PASHR,GDC” on page 153.
Example: Enable user-defined datum to grid transformation.
$PASHS,GRD,UDG <enter>
$PASHQ,GRD,c
Associated query command where c is the optional output port.
Example: Query the GRD status to port C.
$PASHQ,GRD,C <enter>
$PASHR,GRD
The response message is in the form:
$PASHR,GRD,s*cc <enter>
where s is the 3 character string that denotes the current datum to grid setting (NON
or UDG)