Added lcdbridge

lib/GpioPin.php

@@ -54,6 +54,11 @@ class GpioPin
         $this->gpio = $gpio;
     }
     
+    public function getPin()
+    {
+        return $this->pin;
+    }
+    
     private function findHardware()
     {
     	$chips = glob("/sys/class/gpio/gpiochip*");