#include <WiFi.h>
#include <WiFiUDP.h>

const char* ssid = "SSID";        
const char* password = "PASSWORD"; 

WiFiUDP udp;
const int localPort = 4210; 

void setup() {
  Serial.begin(115200);
  delay(100);

  Serial.println("Connecting to Wifi...");
  WiFi.begin(ssid, password);

  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }

  Serial.println("\nConnected!");
  Serial.print("IP: ");
  Serial.println(WiFi.localIP());


  udp.begin(localPort);
  Serial.print("UDP Listening on Port ");
  Serial.println(localPort);
}

void loop() {
  int packetSize = udp.parsePacket();
  if (packetSize > 0) {
    char incoming[255];
    int len = udp.read(incoming, 254); 
    if (len > 0) {
      incoming[len] = '\0'; 
    }

    Serial.print("Received Message: ");
    Serial.println(incoming);
  }
}