u-blox ZED-F9P Interface Description - Manual
Advance Information
MGA-INI continued
Byte Offset
Number
Format
Scaling
Name
Unit
Description
4
I4
1e-7
lat
deg
WGS84 Latitude
8
I4
1e-7
lon
deg
WGS84 Longitude
12
I4
-
alt
cm
WGS84 Altitude
16
U4
-
posAcc
cm
Position accuracy (stddev)
5.12.7.3 UBX-MGA-INI-TIME_UTC
Message
UBX-MGA-INI-TIME_UTC
Description
Initial Time Assistance
Firmware
Supported on:
•
u-blox 9 with protocol version 27
Type
Input
Comment
Supplying time assistance that is inaccurate by more than the specified time
accuracy, may lead to substantially degraded receiver performance.
This message allows the delivery of UTC time assistance to a receiver. This message is
equivalent to the
message, except for the time base. See the
description of
for details.
Header
Class
ID
Length (Bytes)
Payload
Checksum
Message Structure
0xB5 0x62
0x13 0x40 24
see below
CK_A CK_B
Payload Contents:
Byte Offset
Number
Format
Scaling
Name
Unit
Description
0
U1
-
type
-
Message type (0x10 for this type)
1
U1
-
version
-
Message version (0x00 for this version)
2
X1
-
ref
-
Reference to be used to set time (see
)
3
I1
-
leapSecs
s
Number of leap seconds since 1980 (or 0x80 = -
128 if unknown)
4
U2
-
year
-
Year
6
U1
-
month
-
Month, starting at 1
7
U1
-
day
-
Day, starting at 1
8
U1
-
hour
-
Hour, from 0 to 23
9
U1
-
minute
-
Minute, from 0 to 59
10
U1
-
second
s
Seconds, from 0 to 59
11
U1
-
reserved1
-
12
U4
-
ns
ns
Nanoseconds, from 0 to 999,999,999
16
U2
-
tAccS
s
Seconds part of time accuracy
18
U1[2]
-
reserved2
-
20
U4
-
tAccNs
ns
Nanoseconds part of time accuracy, from 0 to
999,999,999
UBX-18010854 - R04
Advance Information
Page 119 of 259
