Published July 20, 2017

Node-Red and MQTT for Your IoT Projects

The idea is to create an environment running an MQTT Server, Mosquitto, and Node-Red, and start developing projects with connected sensors.

IntermediateWork in progress6 hours5,718

Things used in this project

Hardware components

Tinker Board

SparkFun Block for Intel® Edison - microSD

USB-A to Micro-USB Cable

9V 1A Switching Wall Power Supply

Software apps and online services

Node-RED on IBM Cloud

OpenBuilds MQTT Server

Eclipse Mosquitto™ is an open source (EPL/EDL licensed)

Story

Let's prepare your Tinkerboard to future IoT Projects using MQTT and Node-Red.

Code

Node-Red 1st Code

[{"id":"2a87cd38.e42762","type":"inject","z":"85d8cb7f.45a728","name":"Hello World!!!","topic":"","payload":"Hello World!!!","payloadType":"str","repeat":"","crontab":"","once":false,"x":370,"y":260,"wires":[["ceb6d90a.e13338"]]},{"id":"ceb6d90a.e13338","type":"debug","z":"85d8cb7f.45a728","name":"You did it!","active":true,"console":"false","complete":"payload","x":540,"y":300,"wires":[]},{"id":"52801136.afc2b","type":"mqtt in","z":"85d8cb7f.45a728","name":"My Sensor Data","topic":"/tinker/sensor/temp","qos":"2","broker":"82e9bd20.83a53","x":357.16668701171875,"y":335,"wires":[["ceb6d90a.e13338"]]},{"id":"c7076683.958bc8","type":"comment","z":"85d8cb7f.45a728","name":"MQTT Sensor Data","info":"","x":370,"y":400,"wires":[]},{"id":"82e9bd20.83a53","type":"mqtt-broker","z":"","broker":"localhost","port":"1883","clientid":"","usetls":false,"compatmode":true,"keepalive":"60","cleansession":true,"willTopic":"","willQos":"0","willPayload":"","birthTopic":"","birthQos":"0","birthPayload":""}]