APPENDIX
AP-10
DISP port
Baud rate selectable from 4800 and 38400 (bps).
LTC1535C
GND2GND
RD
TD
GND
110Ω
DISP_RD_B
DISP_RD_A
DISP_TD_B
DISP_TD_A
GND_ISO
Blue Sign port
TLP181
RD
5V
Blue Sign_H
Blue Sign_C
270 ohm
Sentence description
Input sentences
ABM - Addressed binary and safety related message
!--ABM,x,x,x,xxxxxxxxx,x,x.x,s--s,x*hh<CR><LF>
| | | | | | | | |
| | | | | | | | +--- 9
| | | | | | | +----- 8
| | | | | | +-------- 7
| | | | | +------------ 6
| | | | +--------------- 5
| | | +--------------------- 4
| | + --------------------------- 3
| +----------------------------- 2
+------------------------------- 1
1. Total number of sentences needed to transfer the message, 1 to 9
2. Message sentence number, 1 to 9
3. Message sequence identifier, 0 to 3
4. The MMSI of destination AIS unit for the ITU-R M.1371 message 6 or 12
5. AIS channel for broadcast of the radio message
6. VDL message number(6 or 12), see ITU-R M.1371
7. Encapsulated data
8. Number of fill-bits, 0 to 5
9. Checksum
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