Furuno FMD-3200 Operator's Manual page 316

APPENDIX 3 DIGITAL INTERFACE
XTE - Cross-track error, measured
$GPXTE,A,A,x.x,a,N,a,*hh<CR><LF>
1 2 3 4 5 6
1. Status: A=data valid V=LORAN C blink or SNR warning
2. Status: V=LORAN C blink or SNR warning
3. Magnitude of cross-track error (0.0000 - 9.9999)
4. Direction to steer, L/R
5. Units, nautical miles (fixed)
6. Mode indicator (A=Autonomous mode D=Differential mode S=Simulator mode)
ZDA - Time and date
$**ZDA,hhmmss.ss,xx,xx,xxxx,xx,xx<CR><LF>
1 2 3
1. UTC (000000.00 - 235960.99)
2. Day (01 - 31)
3. Month (01 -12)
4. Year (UTC, 1970 - 2037)
5. Local zone, hours (No use)
6. Loca zone, minutes (No use)
Output sentences
See input sentences for OSD, VBW, VDR, XTE.
ABM - UAIS Addressed binary and safety related message
!**ABM,x,x,x,xxxxxxxxx,x,x.x,s--s,x,*hh<CR><LF>
1 2 3 4
1. Total number of sentences needed to transfer the message (1 - 9)
2. Message sentence number (1 - 9)
3. Message sequence identifier (0 - 3)
4. The MMSI of destination AIS unit for the ITU-R M.1371 message (9 digits)
5. AIS channel for broadcast of the radio message (0 - 3)
6. VDL message number (6 or 12), see ITU-R M.1371
7. Encapsulated data (1 - 63 bytes)
8. Number of fill-bits (0 - 5)
ACK - Acknowledge alarm
$**ACK,xxx,*hh<CR><LF>
1
1. Local alarm number (identifier) (000 - 999)
BBM - UAIS broadcast binary message
$**BBM,x,x,x,x,xx,s--s,x,*hh<CR><LF>
12 3 4 5 6 7
1. Total number of sentences needed to transfer the message (1 - 9)
2. Sentence number (1 - 9)
3. Sequential Message identifier (0 - 9)
4. AIS channel for broadcast of the radio message (0 - 3)
5. ITU-R M.1371 message ID (8 or 14)
6. Encapsulated data (1 - 63 bytes)
7. Number of fill-bits, 0 to 5
AP-28
4 5 6
5 6 7 8