#include #include #include #define TOPIC "data/here/temperature" byte mac[] = { 0xDE, 0xED, 0xBA, 0xFE, 0xFE, 0xED }; byte server[] = { 192, 168, 1, 33 }; byte ip[] = { 192, 168, 1, 72 }; EthernetClient ethClient; PubSubClient client(server, 1883, 0, ethClient); void setup() { Ethernet.begin(mac, ip); } void loop() { client.loop(); if (client.connect("arduinoClient")) { client.publish(TOPIC,"12"); } delay(5000); }