Class: NMEAPlus::Message::AIS::VDMPayload::VDMMsg12
- Defined in:
- lib/nmea_plus/message/ais/vdm_payload/vdm_msg12.rb
Overview
AIS Type 12: Addressed Safety-Related Message
Instance Attribute Summary collapse
-
#data ⇒ Object
readonly
Safety message as data.
-
#destination_mmsi ⇒ Object
readonly
The field defined by the 30 bits starting at payload bit 40, formatted with the function Payload#_u(, , ).
-
#retransmit? ⇒ Object
readonly
The field defined by the 1 bits starting at payload bit 70, formatted with the function Payload#_b(, , ).
-
#sequence_number ⇒ Object
readonly
The field defined by the 2 bits starting at payload bit 38, formatted with the function Payload#_u(, , ).
-
#text ⇒ Object
readonly
Safety message as a null-terminated string.
Attributes inherited from VDMMsg
#message_type, #repeat_indicator, #source_mmsi, #source_mmsi_info
Attributes inherited from Payload
#fill_bits, #payload_bitstring
Method Summary
Methods inherited from VDMMsg
#auxiliary_craft?, #get_navigational_status_description, #get_ship_cargo_type_description
Methods inherited from Payload
#_2b_data_string, #_6b_ascii, #_6b_boolean, #_6b_integer, #_6b_integer_scaled, #_6b_integer_scaled_shifted, #_6b_negated_boolean, #_6b_string, #_6b_string_nullterminated, #_6b_unsigned_integer, #_6b_unsigned_integer_scaled, #_6b_unsigned_integer_scaled_shifted, #_8b_data_string, #_access, #_bit_slices, #_get_date_mdhm, #_object_by_name, #initialize, payload_reader
Constructor Details
This class inherits a constructor from NMEAPlus::Message::AIS::VDMPayload::Payload
Instance Attribute Details
#data ⇒ Object (readonly)
Safety message as data
18 |
# File 'lib/nmea_plus/message/ais/vdm_payload/vdm_msg12.rb', line 18 payload_reader :data, 72, 936, :_tt |
#destination_mmsi ⇒ Object (readonly)
Returns The field defined by the 30 bits starting at payload bit 40, formatted with the function Payload#_u(, , ).
11 |
# File 'lib/nmea_plus/message/ais/vdm_payload/vdm_msg12.rb', line 11 payload_reader :destination_mmsi, 40, 30, :_u |
#retransmit? ⇒ Object (readonly)
Returns The field defined by the 1 bits starting at payload bit 70, formatted with the function Payload#_b(, , ).
12 |
# File 'lib/nmea_plus/message/ais/vdm_payload/vdm_msg12.rb', line 12 payload_reader :retransmit?, 70, 1, :_b |
#sequence_number ⇒ Object (readonly)
Returns The field defined by the 2 bits starting at payload bit 38, formatted with the function Payload#_u(, , ).
10 |
# File 'lib/nmea_plus/message/ais/vdm_payload/vdm_msg12.rb', line 10 payload_reader :sequence_number, 38, 2, :_u |
#text ⇒ Object (readonly)
Safety message as a null-terminated string
15 |
# File 'lib/nmea_plus/message/ais/vdm_payload/vdm_msg12.rb', line 15 payload_reader :text, 72, 936, :_t |