Class: Bitlash

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

Overview

sp.close

Constant Summary collapse

PROMPT = 
">\s"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(port_addr, baud = 57600, verbose = false, name = "Bitflash##{(rand*1000).to_i}") ⇒ Bitlash

Returns a new instance of Bitlash.



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# File 'lib/rubitlash.rb', line 27

def initialize(port_addr, baud=57600, verbose=false, name="Bitflash##{(rand*1000).to_i}")
  @port_addr, @baud, @name = port_addr, baud, name
  self.verbose = verbose
  self.open
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(m, *args) ⇒ Object 



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# File 'lib/rubitlash.rb', line 63

def method_missing(m, *args)
  cmd = args.size > 0 ? "print #{m.to_s}(#{args * ','})" : "print #{m.to_s}"
  self.talk(cmd)
end

Instance Attribute Details

#baud ⇒ Object (readonly)

Returns the value of attribute baud.



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# File 'lib/rubitlash.rb', line 26

def baud
  @baud
end

#port ⇒ Object (readonly)

Returns the value of attribute port.



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# File 'lib/rubitlash.rb', line 26

def port
  @port
end

#port_addr ⇒ Object

Returns the value of attribute port_addr.



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# File 'lib/rubitlash.rb', line 25

def port_addr
  @port_addr
end

Instance Method Details

#[](var) ⇒ Object 



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# File 'lib/rubitlash.rb', line 51

def [](var)
  self.talk "print #{var.to_s}"
end

#[]=(var, value) ⇒ Object 



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# File 'lib/rubitlash.rb', line 55

def []=(var,value)
  self.talk "#{var.to_s}=#{value.to_i}"
end

#close ⇒ Object 



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

def close; @port.close; end

#macro(name, cmd) ⇒ Object 



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# File 'lib/rubitlash.rb', line 59

def macro(name,cmd)
  self.talk "#{name}:=\"#{cmd}\""
end

#open ⇒ Object 



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# File 'lib/rubitlash.rb', line 33

def open    
  @port = SerialPort.new(@port_addr, 57600, 8, 1, SerialPort::NONE)
  @port.expect(/>\s/)
end

#talk(string) ⇒ Object 



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# File 'lib/rubitlash.rb', line 44

def talk(string)
  @port.puts string
  reply = @port.expect(/#{PROMPT}/)[0]
  reply =~ /(.*)\n\r(.*)\n\r/
  return $2
end

#verbose ⇒ Object 



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# File 'lib/rubitlash.rb', line 40

def verbose; $expect_verbose; end

#verbose=(bool) ⇒ Object 



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# File 'lib/rubitlash.rb', line 42

def verbose=(bool); $expect_verbose=bool; end