ashtech HDS800, Reference Manual

Page: 362 / 678

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Set Command Library
NME: Enabling/Disabling NMEA Messages
Function
This command is used to enable or disable NMEA messages
and Ashtech NMEA-like messages.
Command Format
Syntax
$PASHS,NME,s1,c2,s3[,f4][*cc]
Parameters
NMEA messages:
Parameter Description Range
s1 Data message type See tables below
c2
Port routing the message:
• A, B, F: Serial port
• C: Bluetooth
• I, P, Q, I1-I9: Ethernet
• E: Modem
• M, U: Internal memory (M), USB key (U)
• R: Automatic recording session
A, B, C, E, F, I, M,
P, Q, R, U, I1-I9
s3
Enables (ON) or disables (OFF) the mes-
sage
ON, OFF
f4
Output rate:
• Omitted: The message output rate will be
as defined with $PASHS,NME,PER
• Setting $PASHS,POP to “20” is a prior
condition to operating at 0.05 s (20 Hz).
f4 is not applicable to messages TTT, PTT
and XDR.
0.05 s or 0.1-0.4 s
if [F] option acti-
vated.
0.5-0.9 s
1-999 s
*cc Optional checksum *00-*FF
Data Description
ALM GPS almanac data
DTM Datum Reference
GGA GPS fix data
GLL Geographic position - Latitude / Longitude
GNS GNSS Fix Data
GRS GNSS range residual
GSA GNSS DOP and active satellites
GST GNSS pseudo-range error statistics
GSV GNSS satellites in view
RMC Recommended minimum specific GNSS data
VTG Course over ground and ground speed