Class: Logicuit::Circuits::Td4::Rom

Inherits:
DSL
  • Object
show all
Defined in:
lib/logicuit/circuits/td4/rom.rb

Overview

Timer

Instance Attribute Summary

Attributes inherited from DSL

#clock, #components, #initialized, #input_targets, #output_targets

Instance Method Summary collapse

Methods inherited from DSL

#[], assembling, #assembling, diagram, #initialize, #inputs, inputs, outputs, #outputs, run, truth_table

Constructor Details

This class inherits a constructor from Logicuit::DSL

Instance Method Details

#evaluate ⇒ Object 



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# File 'lib/logicuit/circuits/td4/rom.rb', line 12

def evaluate
  return unless initialized

  output = case "#{a3}#{a2}#{a1}#{a0}"
           in "0000" then "10110111"
           in "0001" then "00000001"
           in "0010" then "11100001"
           in "0011" then "00000001"
           in "0100" then "11100011"
           in "0101" then "10110110"
           in "0110" then "00000001"
           in "0111" then "11100110"
           in "1000" then "00000001"
           in "1001" then "11101000"
           in "1010" then "10110000"
           in "1011" then "10110100"
           in "1100" then "00000001"
           in "1101" then "11101010"
           in "1110" then "10111000"
           in "1111" then "11111111"
           end
  output.split("").zip([d7, d6, d5, d4, d3, d2, d1, d0]).each do |v, o|
    v == "1" ? o.on : o.off
  end
end