Class: AVR::RegisterWithBitNumber

Inherits:
Value
  • Object
show all
Extended by:
T::Sig
Defined in:
lib/avr/register_with_bit_number.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Value

#format, #inspect, #to_i, #to_s, #value_hex

Constructor Details

#initialize(register, bit_number) ⇒ RegisterWithBitNumber

Returns a new instance of RegisterWithBitNumber.



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# File 'lib/avr/register_with_bit_number.rb', line 18

def initialize(register, bit_number)
  @register = register
  @bit_number = bit_number
  @bit_mask = T.let(1<<bit_number, Integer)
  super()
end

Instance Attribute Details

#bit_mask ⇒ Object (readonly)

Returns the value of attribute bit_mask.



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# File 'lib/avr/register_with_bit_number.rb', line 15

def bit_mask
  @bit_mask
end

#bit_number ⇒ Object (readonly)

Returns the value of attribute bit_number.



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# File 'lib/avr/register_with_bit_number.rb', line 12

def bit_number
  @bit_number
end

#register ⇒ Object (readonly)

Returns the value of attribute register.



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# File 'lib/avr/register_with_bit_number.rb', line 9

def register
  @register
end

Instance Method Details

#name ⇒ Object 



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# File 'lib/avr/register_with_bit_number.rb', line 36

def name
  "#{register.name}.#{bit_number}"
end

#value ⇒ Object 



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# File 'lib/avr/register_with_bit_number.rb', line 26

def value
  (register.value & bit_mask) >> bit_number
end

#value=(new_value) ⇒ Object 



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# File 'lib/avr/register_with_bit_number.rb', line 31

def value=(new_value)
  register.value |= (new_value << bit_number) & bit_mask
end