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| author | Eric S. Raymond <esr@thyrsus.com> | 2011-05-25 02:34:48 -0400 |
|---|---|---|
| committer | Eric S. Raymond <esr@thyrsus.com> | 2011-05-25 02:34:48 -0400 |
| commit | 5604580ab276d05bdb7c8b880fad225798f022b8 (patch) | |
| tree | d94e3e30bdb7d8f9a02248e9c6e4c6338e0d1bb0 /www | |
| parent | bf14d08a909d2adcb0c280a399b191dc50146ee2 (diff) | |
| download | gpsd-5604580ab276d05bdb7c8b880fad225798f022b8.tar.gz | |
Name and function change from revision 4.
Diffstat (limited to 'www')
| -rw-r--r-- | www/AIVDM.txt | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/www/AIVDM.txt b/www/AIVDM.txt index e3a1ab25..9d69325a 100644 --- a/www/AIVDM.txt +++ b/www/AIVDM.txt @@ -416,7 +416,7 @@ types are as follows: |21 |Aid-to-Navigation Report |22 |Channel Management |23 |Group Assignment Command -|24 |Class B CS Static Data Report +|24 |Static Data Report |25 |Single Slot Binary Message, |26 |Multiple Slot Binary Message With Communications State |27 |Position Report For Long-Range Applications @@ -3857,10 +3857,12 @@ a quiet time command, it will continue to schedule nominal transmission time periods, but is not to transmit message 18 or 24 during the quiet period. -=== Type 24: Class B CS Static Data Report === +=== Type 24: Static Data Report === -Equivalent of a Type 5 message for ships using Class B equipment. A -"Type 24" may be in part A or part B format; either is 168 bits. +Equivalent of a Type 5 message for ships using Class B equipment. Also +used to associate an MMSI with a name on either class A or class B equipment. + +A"Type 24" may be in part A or part B format; either is 168 bits. Parts A and B are expected to be broadcast in adjacent pairs. The interpretation of some fields in Type B format changes depending on the range of the Type B MMSI field. 160 bits for part A, 168 bits for |