Class: NMEAPlus::Message::NMEA::SIU

Inherits:
NMEAMessage show all
Defined in:
lib/nmea_plus/message/nmea/siu.rb

Overview

SIU - Loran-C Stations in Use

The use of $–GLC is recommended

See Also:

Instance Attribute Summary collapse

Attributes inherited from NMEAMessage

#message_type, #talker

Attributes inherited from Base

#checksum, #data_type, #fields, #interpreted_data_type, #message_number, #next_part, #original, #payload, #prefix, #total_messages

Method Summary

Methods inherited from NMEAMessage

_10_boolean, _av_boolean

Methods inherited from Base

_float, _hex_to_integer, #_highest_contiguous_index, _integer, _interval_hms, _string, _utc_date_time, _utctime_hms, #add_message_part, #all_checksums_ok?, #all_messages_received?, #calculated_checksum, #checksum_ok?, degrees_minutes_to_decimal, field_reader, #highest_contiguous_index, nsew_signed_float

Instance Attribute Details

#stations_in_useArray<Boolean> (readonly)

Array of flags for stations in use, indexed by station number

Returns:

  • (Array<Boolean>)

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# File 'lib/nmea_plus/message/nmea/siu.rb', line 14

def stations_in_use
  # dummy index 0, empty fields indicate stations not in use
  [false] + (1..8).to_a.map { |x| !(@fields[x].nil? || @fields[x].empty?) }
end