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ESP8266 MQTT Client Examples

In this example we provide sample code for TCP protocol connection to the MQTT Broker. For more documentation on using the ESP8266 MQTT client, see the ESP8266 pubsubclient Documentation.

Prerequisites

Arduino ESP8266 development board management address: http://arduino.esp8266.com/stable/package_esp8266com_index.json

Installation

Sketch -> Include Library -> Manage Libraries... -> Type PubSub in Search field -> Install

Ino File

esp_connect_mqtt.ino: ESP8266 connects to the MQTT broker
esp_mqtt_led.ino: ESP8266 control led
temp_hum.ino: getting started with the ESP8266 and DHT11 sensor
esp_mqtt_moisture.ino: Soil Moisture Sensor example

Other

ESP8266 connects to the free public MQTT broker
Upload sensor data to MQTT cloud service via ESP8266

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