including ArtNet feature from different Project

components/artNet/examples/Ethernet/receiver/receiver.ino

@@ -0,0 +1,47 @@
+// Please include ArtnetEther.h to use Artnet on the platform
+// which can use both WiFi and Ethernet
+#include <ArtnetEther.h>
+// this is also valid for other platforms which can use only Ethernet
+// #include <Artnet.h>
+
+// Ethernet stuff
+const IPAddress ip(192, 168, 0, 201);
+uint8_t mac[] = {0x01, 0x23, 0x45, 0x67, 0x89, 0xAB};
+
+ArtnetReceiver artnet;
+uint32_t universe1 = 1;  // 0 - 15
+uint32_t universe2 = 2;  // 0 - 15
+
+void callback(const uint8_t* data, const uint16_t size) {
+    // you can also use pre-defined callbacks
+}
+
+void setup() {
+    Serial.begin(115200);
+
+    Ethernet.begin(mac, ip);
+    artnet.begin();
+    // artnet.subscribe_net(0);     // optionally you can change
+    // artnet.subscribe_subnet(0);  // optionally you can change
+
+    // if Artnet packet comes to this universe, this function is called
+    artnet.subscribe(universe1, [&](const uint8_t* data, const uint16_t size) {
+        Serial.print("artnet data (universe : ");
+        Serial.print(universe1);
+        Serial.print(", size = ");
+        Serial.print(size);
+        Serial.print(") :");
+        for (size_t i = 0; i < size; ++i) {
+            Serial.print(data[i]);
+            Serial.print(",");
+        }
+        Serial.println();
+    });
+
+    // you can also use pre-defined callbacks
+    artnet.subscribe(universe2, callback);
+}
+
+void loop() {
+    artnet.parse();  // check if artnet packet has come and execute callback
+}