
Sentence use reference
B-6
Appendix B: NMEA sentences
98-139768-A
B.2.7
RMC - Recommended minimum specific GNSS data (input)
$--RMC, hhmmss.ss,a,llll.ll,a,yyyyy.yy,a ,x.x,x.x, xxxxxx, x.x,a*hh<CR><LF>
B.2.8
ZDA - Time and Date (input/output)
$--ZDA, hhmmss.ss,xx,xx,xxxx,xx,xx*hh<CR><LF>
Field Data format
Description
Comment
1
RMC
Sentence Id
Used
2
hhmmss.ss
UTC of position fix
Used
3
a
Status (A or V)
Used
4
llll.ll
Latitude
Used
5
a
Latitude N/S
Used
6
yyyyy.yy
Longitude
Used
7
a
Longitude E/W
Used
8
x.x
Speed over ground, knots
Not Used
9
x.x
Course over ground, degrees true
Not Used
10
xxxxxx
Date: ddmmyy
Used
11
x.x
Magnetic variation, degrees
Not Used
12
a
Magnetic variation, E/W
Not Used
13
a
Mode indicator
Not Used
14
a
Navigational status
Not Used
Table B-8: NMEA sentence: RMC
Field Data format
Description
Comment
1
ZDA
Sentence Id
Used
2
hhmmss.ss
UTC
Used
3
xx
Day, 01 to 31 (UTC)
Used
4
xx
Month, 01 to 12 (UTC)
Used
5
xxxx
Year (UTC)
Used
6
xx
Local zone hours (00 to +/-13h)
Used
7
xx
Local zone minutes (00 to +59)
Used
Table B-9: NMEA sentence: ZDA
Содержание 6390
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