added arduino, modified build

arduino/libraries/Esplora/examples/Beginners/EsploraLedShow/EsploraLedShow.ino

@@ -0,0 +1,42 @@
+/*
+  Esplora LED Show
+
+  Makes the RGB LED bright and glow as the joystick or the
+  slider are moved.
+
+  Created on 22 november 2012
+  By Enrico Gueli <enrico.gueli@gmail.com>
+  Modified 22 Dec 2012
+  by Tom Igoe
+*/
+#include <Esplora.h>
+
+void setup() {
+  // initialize the serial communication:
+  Serial.begin(9600);
+}
+
+void loop() {
+  // read the sensors into variables:
+  int xAxis = Esplora.readJoystickX();
+  int yAxis = Esplora.readJoystickY();
+  int slider = Esplora.readSlider();
+
+  // convert the sensor readings to light levels:
+  byte red   = map(xAxis, -512, 512, 0, 255);
+  byte green = map(yAxis, -512, 512, 0, 255);
+  byte blue  = slider / 4;
+
+  // print the light levels:
+  Serial.print(red);
+  Serial.print(' ');
+  Serial.print(green);
+  Serial.print(' ');
+  Serial.println(blue);
+
+  // write the light levels to the LED.
+  Esplora.writeRGB(red, green, blue);
+
+  // add a delay to keep the LED from flickering:
+  delay(10);
+}