first commit

app/services/modbus/commands/bit_coil.rb

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+# Modbus::Service.new(plc_id: 1, type: "bit_coil", start_address: 0, end_address: 15).execute
+module Modbus
+  module Commands
+    def bit_coil(slave)
+      read_bit(slave, :read_coils)
+    end
+  end
+end

app/services/modbus/commands/bit_input.rb

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+# Modbus::Service.new(plc_id: 1, type: "bit_input", start_address: 0, end_address: 15).execute
+module Modbus
+  module Commands
+    def bit_input(slave)
+      read_bit(slave, :discrete_inputs)
+    end
+  end
+end

app/services/modbus/commands/word_holding_float32.rb

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+# Modbus::Service.new(plc_id: 1, type: "word_holding_float32", start_address: 0, end_address: 15).execute
+module Modbus
+  module Commands
+    def word_holding_float32(slave)
+      read_float(slave, :holding_registers)
+    end
+  end
+end

app/services/modbus/commands/word_holding_int16.rb

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+# Modbus::Service.new(plc_id: 1, type: "word_holding_int16", start_address: 16, end_address: 31).execute
+module Modbus
+  module Commands
+    def word_holding_int16(slave)
+      read_int(slave, 16, :holding_registers)
+    end
+  end
+end

app/services/modbus/commands/word_input_float32.rb

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+# Modbus::Service.new(plc_id: 1, type: "word_input_float32", start_address: 0, end_address: 15).execute
+module Modbus
+  module Commands
+    def word_input_float32(slave)
+      read_float(slave, :input_registers)
+    end
+  end
+end

app/services/modbus/commands/word_input_int16.rb

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+# Modbus::Service.new(plc_id: 1, type: "word_input_int16", start_address: 0, end_address: 15).execute
+module Modbus
+  module Commands
+    def word_input_int16(slave)
+      read_int(slave, 16, :input_registers)
+    end
+  end
+end

app/services/modbus/commands/write_bit.rb

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+# Modbus::Service.new(plc_id: 1, type: "write_bit", start_address: 0, value: 1).execute
+module Modbus
+  module Commands
+    def write_bit(slave)
+      write_coil(slave)
+    end
+  end
+end

app/services/modbus/commands/write_bit_toggle.rb

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+# Modbus::Service.new(plc_id: 1, type: "write_bit_toggle", start_address: 0).execute
+module Modbus
+  module Commands
+    def write_bit_toggle(slave)
+      write_toggle_coil(slave)
+    end
+  end
+end

app/services/modbus/commands/write_float32.rb

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+# Modbus::Service.new(plc_id: 1, type: "float32", start_address: 0, value: 123.45).execute
+module Modbus
+  module Commands
+    def write_float32(slave)
+      write_float(slave)
+    end
+  end
+end

app/services/modbus/commands/write_int16.rb

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+# Modbus::Service.new(plc_id: 1, type: "int16", start_address: 0, value: 123).execute
+module Modbus
+  module Commands
+    def write_int16(slave)
+      write_int(slave, 16)
+    end
+  end
+end