u-blox ZED-F9P Interface Description - Manual
Advance Information
NAV-HPPOSECEF continued
Byte Offset
Number
Format
Scaling
Name
Unit
Description
21
I1
0.1
ecefYHp
mm
High precision component of ECEF Y
coordinate. Must be in the range of -99..+99.
Precise coordinate in cm = ecefY + (ecefYHp *
1e-2).
22
I1
0.1
ecefZHp
mm
High precision component of ECEF Z coordinate.
Must be in the range of -99..+99. Precise
coordinate in cm = ecefZ + (ecefZHp * 1e-2).
23
U1
-
reserved2
-
24
U4
0.1
pAcc
mm
Position Accuracy Estimate
5.14.6 UBX-NAV-HPPOSLLH (0x01 0x14)
5.14.6.1 High Precision Geodetic Position Solution
Message
UBX-NAV-HPPOSLLH
Description
High Precision Geodetic Position Solution
Firmware
Supported on:
•
u-blox 9 with protocol version 27
Type
Periodic/Polled
Comment
See important comments concerning validity of position given in section
.
This message outputs the Geodetic position with high precision in the currently selected
ellipsoid. The default is the WGS84 Ellipsoid, but can be changed with the message
Header
Class
ID
Length (Bytes)
Payload
Checksum
Message Structure
0xB5 0x62
0x01 0x14 36
see below
CK_A CK_B
Payload Contents:
Byte Offset
Number
Format
Scaling
Name
Unit
Description
0
U1
-
version
-
Message version (0 for this version)
1
U1[3]
-
reserved1
-
4
U4
-
iTOW
ms
.
See the
for details.
8
I4
1e-7
lon
deg
Longitude
12
I4
1e-7
lat
deg
Latitude
16
I4
-
height
mm
Height above ellipsoid.
20
I4
-
hMSL
mm
Height above mean sea level
24
I1
1e-9
lonHp
deg
High precision component of longitude. Must
be in the range -99..+99. Precise longitude in
deg * 1e-7 = lon + (lonHp * 1e-2).
25
I1
1e-9
latHp
deg
High precision component of latitude. Must be
in the range -99..+99. Precise latitude in deg *
1e-7 = lat + (latHp * 1e-2).
UBX-18010854 - R04
Advance Information
Page 144 of 259