add httpUpdate.ino example

#1021

Author: Links2004

libraries/ESP8266httpUpdate/examples/httpUpdate/httpUpdate.ino

@@ -0,0 +1,61 @@
+/**
+ * httpUpdate.ino
+ *
+ *  Created on: 27.11.2015
+ *
+ */
+
+#include <Arduino.h>
+
+#include <ESP8266WiFi.h>
+#include <ESP8266WiFiMulti.h>
+
+#include <ESP8266httpClient.h>
+#include <ESP8266httpUpdate.h>
+
+#define USE_SERIAL Serial
+
+ESP8266WiFiMulti WiFiMulti;
+
+void setup() {
+
+    USE_SERIAL.begin(115200);
+    // USE_SERIAL.setDebugOutput(true);
+
+    USE_SERIAL.println();
+    USE_SERIAL.println();
+    USE_SERIAL.println();
+
+    for(uint8_t t = 4; t > 0; t--) {
+        USE_SERIAL.printf("[SETUP] WAIT %d...\n", t);
+        USE_SERIAL.flush();
+        delay(1000);
+    }
+
+    WiFiMulti.addAP("SSID", "PASSWORD");
+
+}
+
+void loop() {
+    // wait for WiFi connection
+    if((WiFiMulti.run() == WL_CONNECTED)) {
+
+        t_httpUpdate_return ret = ESPhttpUpdate.update("http://server/file.bin");
+        //t_httpUpdate_return  ret = ESPhttpUpdate.update("https://server/file.bin");
+
+        switch(ret) {
+            case HTTP_UPDATE_FAILED:
+                USE_SERIAL.println("HTTP_UPDATE_FAILD");
+                break;
+
+            case HTTP_UPDATE_NO_UPDATES:
+                SeriUSE_SERIALal.println("HTTP_UPDATE_NO_UPDATES");
+                break;
+
+            case HTTP_UPDATE_OK:
+                USE_SERIAL.println("HTTP_UPDATE_OK");
+                break;
+        }
+    }
+}
+