Add target build for ESP8266 board.

JerryScript-DCO-1.0-Signed-off-by: SaeHie Park saehie.park@samsung.com

targets/esp8266/js/blink.js

@@ -0,0 +1,15 @@
+var check = 1;
+
+function blink() {
+  var inp = gpio_get(0);
+  var blk = (check > 8) ? 1 - inp : inp;
+  gpio_set(2, blk);
+  check = check >= 10 ? 1 : check+1;
+}
+
+// GPIO 0 as input
+// GPIO 2 as output
+gpio_dir(0, 0);
+gpio_dir(2, 1);
+
+print("blink js OK");

targets/esp8266/js/main.js

@@ -0,0 +1,4 @@
+function sysloop(ticknow) {
+  blink();
+};
+print("main js OK");