aismsg_17 Struct Reference

#include <vdm_parse.h>

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Detailed Description

AIS Message 17 - GNSS Binary Broadcast Message.

Data Fields
char	msgid
	6 bits : MessageID (17)
char	repeat
	2 bits : Repeated
unsigned long	userid
	30 bits : UserID / MMSI
char	spare1
	2 bits : Spare
long	longitude
	18 bits : Longitude in 1/1000 minute
long	latitude
	17 bits : Latitude in 1/1000 minute
char	spare2
	5 bits : Spare
char	msg_type
	6 bits : Mesage Type from M.823
int	station_id
	10 bits : Station ID from M.823
int	z_count
	13 bits : Z Count
char	seq_num
	3 bits : Sequence Number
char	num_words
	5 bits : Number of Data Words
char	health
	3 bits : Reference Station Health from M.823
sixbit	data
	0-696 bits : Data payload

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Field Documentation

char aismsg_17::msgid

6 bits : MessageID (17)

char aismsg_17::repeat

2 bits : Repeated

unsigned long aismsg_17::userid

30 bits : UserID / MMSI

char aismsg_17::spare1

2 bits : Spare

long aismsg_17::longitude

18 bits : Longitude in 1/1000 minute

long aismsg_17::latitude

17 bits : Latitude in 1/1000 minute

char aismsg_17::spare2

5 bits : Spare

char aismsg_17::msg_type

6 bits : Mesage Type from M.823

int aismsg_17::station_id

10 bits : Station ID from M.823

int aismsg_17::z_count

13 bits : Z Count

char aismsg_17::seq_num

3 bits : Sequence Number

char aismsg_17::num_words

5 bits : Number of Data Words

char aismsg_17::health

3 bits : Reference Station Health from M.823

sixbit aismsg_17::data

0-696 bits : Data payload

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The documentation for this struct was generated from the following file:

• /Users/brianlane/projs/aisparser/c/src/vdm_parse.h

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