Notes/main at master · JAT117/Notes · GitHub

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void loop(){

Serial.println("ALL GOOD");

   Serial.println("I GOT RED");
    Udp.beginPacket(Udp.remoteIP(), Udp.remotePort());  //Initialize Packet send
    Udp.print("You are Asking for Red"); //Send string back to client
    Udp.endPacket(); //Packet has been sent
    packetSize = Udp.parsePacket(); //Read theh packetSize

  //Check to see if a request is present
  if(packetSize>0){

  	Udp.read(packetBuffer, UDP_TX_PACKET_MAX_SIZE); //Reading the data request on the Udp
 	 String datReq(packetBuffer); //Convert packetBuffer array to string datReq

  //See if Red was requested
  if (datReq =="Red") {
    Serial.println("I GOT RED");
    Udp.beginPacket(Udp.remoteIP(), Udp.remotePort());  //Initialize Packet send
    Udp.print("You are Asking for Red"); //Send string back to client
    Udp.endPacket(); //Packet has been sent
  }

   //See if Green was requested
   if (datReq =="Green") {
    Serial.println("I GOT GREEN");
    Udp.beginPacket(Udp.remoteIP(), Udp.remotePort());  //Initialize Packet send
    Udp.print("You are Asking for Green"); //Send string back to client
    Udp.endPacket(); //Packet has been sent
   }

   //See if blue was requested
    if (datReq =="Blue") {
    Serial.println("I GOT AZUL");
    Udp.beginPacket(Udp.remoteIP(), Udp.remotePort());  //Initialize Packet send
    Udp.print("You are Asking for Blue"); //Send string back to client
    Udp.endPacket(); //Packet has been sent
    }
  }
  memset(packetBuffer, 0, UDP_TX_PACKET_MAX_SIZE);
}