Japan Radio Co. JLN-740A, Instruction Manual

Page: 177 / 232

13-17 Chapter 13 Specification
1
13
1
Serial Alarm 1 port
ACK : Acknowledge alarm
ACN : Alert command
HBT : Monitoring communication enabled/disabled
Dimmer Serial 1 port
DDC : Display dimming control
Input data format
■ RMC – Recommended minimum specific GNSS data
$--RMC,hhmmss.ss,A,llll.ll,a,yyyyy.yy,a,x.x,x.x,xxxxxx,x.x,a,a,a*hh<CR><LF>
1 2 3 4 5 6 7 8 9 10 11
1 : UTC clock time
2 : Status A=Valid V=Invalid
3 : Latitude, N/S
4 : Longitude, E/W
5 : Speed over ground, knots
6 : Traveling bearing (degree)
7 : UTC Day, month, year
8 : Epoch reduction E/W
9 : Mode Indicator
A : GPS positioning
D : DGPS positioning
N : Not positioning
S : Simulation mode
10 : Navigational status
11 : Checksum
■ ZDA – Time and date
$--ZDA,hhmmss.ss,xx,xx,xxxx,xx,xx*hh<CR><LF>
1 2 3 4 5 6 7
1 : UTC clock time
2 : Day, 01 to 31 (UTC)
3 : Month, 01 to 12 (UTC)
4 : Year (UTC)
5 : Local zone hours, 00 h to ±13 h
6 : Local zone minutes, 00 to ±59
7 : Checksum