2665 Series Operation Manual
EZT-2665-8000/6
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Page
46
of
64
S
IMRAD
$PSIMSSB
D
ATA
S
TRING
The
simplified
Simrad $PSIMSSB
string is of variable length and is terminated by
a carriage return and line feed.
Field
Name
Comment
$PSIMSSB
Start character and address
,hhmmss.ss
Time
Real time of measurement
,cc
Beacon code
E.g. D50, D66
,A
Status
A = OK, V not OK
,cc
Error code
Left empty
,a
Coordinate system
Set to ‘C’ for Cartesian or
‘U’ for UTM coordinates.
,a
Orientation
Set to ‘H’ for heading up,
or ‘N’ for North referenced.
,a
SW Filter
Set to M for measured
,x.x
X coordinate
X depends on data format
set.
,x.x
Y coordinate
Y depends on data format
set.
,x.x
Depth
Depth depends on data
format set.
,x.x
Expected accuracy
Always 0.0
,a
Additional information
Set to ‘N’
,x.x
1
st
Additional value
Left empty
,x.x
2
nd
Additional value
Left empty
*HH
Checksum
Checksum
CL
Terminators
Carriage return / line feed
Example string
$PSIMSSB,161618.00,B50,A,,C,H,M,10.0,20.0,30.3,0.0,N,,*5FCL
Note, providing GPS $GPRMC is available, the data output string $PSIMSSB uses
GPS UTC time and date. If GPS is not available, or $GPRMC is not selected,
Easytrak Alpha’s internal date and time is used.