1 files changed, 25 insertions, 0 deletions
diff --git a/gpio.rb b/gpio.rb
new file mode 100644
index 0000000..e7ad10e
--- /dev/null
+++ b/gpio.rb
@@ -0,0 +1,25 @@
+class Gpio
+  def initialize(pin, prefix: "/sys/class/gpio")
+    @pin = pin
+    @prefix = prefix
+  end
+
+  attr_reader :pin, :prefix
+
+  def export
+    File.write("#{prefix}/export", pin)
+    File.write("#{prefix}/gpio#{pin}/direction", "out")
+  end
+
+  def value
+    File.read("#{prefix}/gpio#{pin}/value").strip == "1" ? true : false
+  end
+
+  def value=(value)
+    File.write("#{prefix}/gpio#{pin}/value", value ? "1" : "0")
+  end
+
+  def toggle
+    self.value = !value
+  end
+end