Class: McProtocolE::Frame3e::BatchReadInMultiple

Inherits:
BaseCommand
  • Object
show all
Defined in:
lib/mc_protocol_e/frame_3e/batch_read_in_multiple.rb

Overview

This class shows a command to batch read in word.

Constant Summary collapse

COMMAND = 
"\x06\x04\x00\x00".b

Instance Method Summary collapse

Constructor Details

#initialize(device_ranges:) ⇒ BatchReadInMultiple

Constructor.

Parameters:



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# File 'lib/mc_protocol_e/frame_3e/batch_read_in_multiple.rb', line 14

def initialize(device_ranges:)
  super(COMMAND)
  @device_ranges = device_ranges
end

Instance Method Details

#parse(res) ⇒ Object

Returns array of word. @return array of word

Parameters:



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# File 'lib/mc_protocol_e/frame_3e/batch_read_in_multiple.rb', line 22

def parse(res)
  super(res)

  res.data&.each_char&.each_slice(2)&.map(&:join)
end

#to_b ⇒ String

Returns binary string.

Returns:

  • (String) —

    binary string



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# File 'lib/mc_protocol_e/frame_3e/batch_read_in_multiple.rb', line 30

def to_b
  @to_b ||=
    command +
    [word_block_num].pack("v")[0] +
    [bit_block_num].pack("v")[0] +
    device_ranges.map(&:to_b).join
end