Class: Pzem016::ModbusRegisters

Inherits:
Object
  • Object
show all
Defined in:
lib/pzem016/pzem016.rb

Overview

Some abstract behavior for the register parser classes

Direct Known Subclasses

HoldingRegisters, InputRegisters

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, slave) ⇒ ModbusRegisters

This takes two params: name and slave. Name is a descriptive string for the slave. Slave is an instance of a ModBus::RTUClient slave that you’ve previously set up.



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# File 'lib/pzem016/pzem016.rb', line 22

def initialize(name, slave)
  @slave = slave
  @name = name
  @raw = nil
end

Instance Attribute Details

#raw ⇒ Object (readonly)

Returns the value of attribute raw.



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# File 'lib/pzem016/pzem016.rb', line 15

def raw
  @raw
end

#slave ⇒ Object (readonly)

Returns the value of attribute slave.



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# File 'lib/pzem016/pzem016.rb', line 15

def slave
  @slave
end

Instance Method Details

#read ⇒ Object

Stub for read logic



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# File 'lib/pzem016/pzem016.rb', line 31

def read
  @raw = []
end

#report ⇒ Object

Outputs a pretty dump of the readings to STDOUT



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# File 'lib/pzem016/pzem016.rb', line 52

def report
  ap to_hash
end

#to_hash ⇒ Object

Simple basic behavior for turning the data read into a hash



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# File 'lib/pzem016/pzem016.rb', line 38

def to_hash
  { raw: @raw }
end

#to_json(*_args) ⇒ Object

Returns the sample data as a json string



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# File 'lib/pzem016/pzem016.rb', line 45

def to_json(*_args)
  to_hash.to_json
end