Class: IntelGalileo::Gpio
- Inherits:
-
Object
- Object
- IntelGalileo::Gpio
- Defined in:
- lib/intel_galileo/gpio.rb
Instance Method Summary collapse
- #disable ⇒ Object
- #enable ⇒ Object
- #ensureDirection(direction) ⇒ Object
- #ensureDrive(drive) ⇒ Object
-
#initialize(gpio) ⇒ Gpio
constructor
A new instance of Gpio.
- #read ⇒ Object
- #write(value) ⇒ Object
Constructor Details
#initialize(gpio) ⇒ Gpio
Returns a new instance of Gpio.
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# File 'lib/intel_galileo/gpio.rb', line 3 def initialize(gpio) @gpio = gpio @drive = nil @direction = nil self.enable() end |
Instance Method Details
#disable ⇒ Object
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# File 'lib/intel_galileo/gpio.rb', line 43 def disable unexport unless ! exported? end |
#enable ⇒ Object
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# File 'lib/intel_galileo/gpio.rb', line 10 def enable export unless exported? end |
#ensureDirection(direction) ⇒ Object
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# File 'lib/intel_galileo/gpio.rb', line 31 def ensureDirection(direction) if @direction != direction setDirection(direction) end end |
#ensureDrive(drive) ⇒ Object
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# File 'lib/intel_galileo/gpio.rb', line 37 def ensureDrive(drive) if @drive != drive setDrive(drive) end end |
#read ⇒ Object
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# File 'lib/intel_galileo/gpio.rb', line 14 def read ensureDirection('in') f = File.open("/sys/class/gpio/gpio#{@gpio}/value", 'r') value = f.read f.close puts "Reading" return value end |
#write(value) ⇒ Object
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# File 'lib/intel_galileo/gpio.rb', line 23 def write(value) ensureDirection('out') f = File.open("/sys/class/gpio/gpio#{@gpio}/value", 'w') f.write(value) f.close puts "Writing #{value}" end |