u-blox ZED-F9P Interface Description - Manual
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4.2.9 GPQ
4.2.9.1 Poll a standard message (if the current Talker ID is GP)
Message
GPQ
Description
Poll a standard message (if the current Talker ID is GP)
Firmware
Supported on:
•
u-blox 9 with protocol version 27
Type
Input Message
Comment
Polls a standard NMEA message if the current Talker ID is GP
ID for CFG-MSG
Number of fields
Message Info
0xF0 0x40
4
Message Structure:
$xxGPQ,msgId*cs<CR><LF>
Example:
$EIGPQ,RMC*3A
Field
No.
Name
Unit
Format
Example
Description
0
xxGPQ
-
string
$EIGPQ
GPQ Message ID (xx = Talker ID of the device
requesting the poll)
1
msgId
-
string
RMC
Message ID of the message to be polled
2
cs
-
hexadecimal
*3A
Checksum
3
<CR><LF>
-
character
-
Carriage return and line feed
4.2.10 GRS
4.2.10.1 GNSS Range Residuals
Message
GRS
Description
GNSS Range Residuals
Firmware
Supported on:
•
u-blox 9 with protocol version 27
Type
Output Message
Comment
This messages relates to associated
If less than 12 SVs are available, the remaining fields are output empty. If more than 12 SVs
are used, only the residuals of the first 12 SVs are output, in order to remain consistent
with the NMEA standard.
In a multi-GNSS system this message will be output multiple times, once for each
GNSS.
ID for CFG-MSG
Number of fields
Message Info
0xF0 0x06
19
Message Structure:
$xxGRS,time, mode {,residual},systemId,signalId*cs<CR><LF>
Example:
$GPGRS,082632.00,1,0.54,0.83,1.00,1.02,-2.12,2.64,-0.71,-1.18,0.25,,,1,0*70
Field
No.
Name
Unit
Format
Example
Description
0
xxGRS
-
string
$GPGRS
GRS Message ID (xx = current Talker ID)
UBX-18010854 - R04
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