Furuno FCR-2107 series - ABK - UAIS Addressed and binary broadcast acknowledgement; ACK - Acknowledge alarm

Appendix 5: Digital Interface
AP-52
Data sentences
Data used is shown in bold italics.
Input sentences
ABK - UAIS Addressed and binary broadcast acknowledgement
$--ABK,xxxxxxxxx,x,x.x,x,x*hh<CR><LF>
| | | | | |
| | | | | +--- 6
| | | | +----- 5
| | | +------- 4
| | +---------- 3
| +------------- 2
+------------------- 1
1. MMSI of the addressed AIS unit
2. AIS channel of reception
3. Message type
4. Message sequence number
5. Type of acknowledgement
ACK – Acknowledge alarm
Recipient of sentences:
Expected nominal interval of sentences: 60 s
Alarm generated if message not received: 130 s
$--ACK,x.x,x.*hh<CR><LF>
| +------------ 2
+------------------- 1
1. Local alarm number (identifier)
2. Checksum