OTA support encapsulated to ArduinoOTA class

libraries/ArduinoOTA/examples/OTALeds/OTALeds.ino

@@ -0,0 +1,71 @@
+#include <ESP8266WiFi.h>
+#include <ESP8266mDNS.h>
+#include <WiFiUdp.h>
+#include <ArduinoOTA.h>
+
+const char* ssid = "...";
+const char* password = "...";
+const char* host_prefix = "OTA-LEDS-";
+
+ArduinoOTA ota_server(host_prefix, 8266, /* debug_serial= */ true);
+
+int led_pin = 13;
+#define N_DIMMERS 3
+int dimmer_pin[] = {14, 5, 15};
+
+void setup() {
+   Serial.begin(115200);
+
+   /* switch on led */
+   pinMode(led_pin, OUTPUT);
+   digitalWrite(led_pin, LOW);
+
+   Serial.println("Booting");
+   WiFi.mode(WIFI_STA);
+
+   /* try the flash stored password first */
+   WiFi.begin();
+
+   while (WiFi.waitForConnectResult() != WL_CONNECTED){
+     WiFi.begin(ssid, password);
+     Serial.println("Retrying connection...");
+  }
+  /* switch off led */
+  digitalWrite(led_pin, HIGH);
+
+  /* setup the OTA server */
+  ota_server.setup();
+  Serial.println("Ready");
+
+  /* configure dimmers, and OTA server events */
+  analogWriteRange(1000);
+  analogWrite(led_pin,990);
+
+  for (int i=0; i<N_DIMMERS; i++)
+  {
+    pinMode(dimmer_pin[i], OUTPUT);
+    analogWrite(dimmer_pin[i],50);
+  }
+
+  ota_server.onStart([]() { // switch off all the PWMs during upgrade
+                        for(int i=0; i<N_DIMMERS;i++)
+                          analogWrite(dimmer_pin[i], 0);
+                          analogWrite(led_pin,0);
+                    });
+
+  ota_server.onEnd([]() { // do a fancy thing with our board led at end
+                          for (int i=0;i<30;i++)
+                          {
+                            analogWrite(led_pin,(i*100) % 1001);
+                            delay(50);
+                          }
+                        });
+
+   ota_server.onError([]() { ESP.restart(); });
+
+}
+
+void loop() {
+  ota_server.handle();
+  yield();
+}