Class: Webrelais::Pin

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(id) ⇒ Pin

Returns a new instance of Pin.



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# File 'lib/webrelais/pin.rb', line 5

def initialize(id)
  @id = id
end

Instance Attribute Details

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/webrelais/pin.rb', line 3

def id
  @id
end

Instance Method Details

#to_s ⇒ Object 



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# File 'lib/webrelais/pin.rb', line 19

def to_s
  "Pin #{id}"
end

#value ⇒ Object 



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# File 'lib/webrelais/pin.rb', line 9

def value
  %x[#{Webrelais.gpio} read #{id}].chomp.to_i ^ 1
rescue
  -1
end

#value=(v) ⇒ Object 



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# File 'lib/webrelais/pin.rb', line 15

def value=(v)
  %x[#{Webrelais.gpio} write #{id} #{v ^ 1}] rescue -1
end