#include #include // Instantiate ESPMega ESPMegaPRO espmega = ESPMegaPRO(); void mqtt_callback(char *topic, char *payload) { Serial.print("MQTT Callback: "); Serial.print(topic); Serial.print(" "); Serial.println(payload); } IPAddress ip(192, 168, 0, 11); IPAddress gateway(192, 168, 0, 1); IPAddress subnet(255, 255, 255, 0); void setup() { // Initialize ESPMega espmega.begin(); Serial.println("ESPMega initialized"); Serial.println("Initializing ESPMega IoT"); espmega.enableIotModule(); Serial.println("ESPMega IoT module enabled"); Serial.println("Setting static IP"); Serial.println("Connecting to Ethernet"); ETH.begin(); ETH.config(ip, gateway, subnet); Serial.println("Static IP set"); Serial.println("Begin MQTT Initialization Routine"); Serial.println("Setting MQTT Base Topic"); espmega.iot.setBaseTopic("/testmegaoop"); Serial.println("Initializing MQTT"); espmega.iot.connectToMqtt("espmega", "192.168.0.26", 1883); Serial.println("Publishing a test message"); espmega.iot.publishRelative("test", "test"); Serial.println("Subscribing to test topic"); espmega.iot.subscribeRelative("test"); Serial.println("Registering MQTT Callback"); espmega.iot.registerMqttCallback(mqtt_callback); Serial.println("ESPMega IoT initialized"); Serial.println("Enable IoT Module for Digital Output Card"); espmega.iot.registerCard(1); espmega.iot.publishCard(1); } void loop() { // Call ESPMega loop espmega.loop(); }