Ensure backlight change in SimpleBacklight.ino is visible

examples/backlight/BacklightBlink/BacklightBlink.ino

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+/*
+ * This example shows how to change the backlight intensity of the GIGA Display Shield.
+ * 
+ * The backlight intensity is set by passing a number between 0 and 100 to the .set() method.
+ * Here we set the backlight to 0% and 100% intensity in a loop, changing the value every 1 second.
+ * 
+ * Initial author: Martino Facchin @facchinm
+ * Modified by: Ali Jahangiri @aliphys
+ */
+
+#include <Arduino_GigaDisplay.h>
+
+//Create backlight object
+GigaDisplayBacklight backlight;
+
+void setup() {
+  backlight.begin();
+}
+
+void loop() {
+  backlight.set(0); // backlight off - 0%
+  delay(1000);
+  backlight.set(100); // backlight on - 100%
+  delay(1000);
+}