MQTT-ethernet-node-4-buttons-4-leds by felison

MQTT Ethernet Node with 4 buttons and 4 leds (or relays).

enter link description hereMQTT Ethernet Node with 4 buttons and 4 leds (or relays). Platform: Arduino-Uno with W5100-Ethernet-Shield. Leds can be replaced with relays to create 4 relay node.

Button1 controls led1 and outgoing MQTT message1

Button2 controls led2 and outgoing MQTT meesage2

Button3 controls led3 and outgoing MQTT message3

Button4 controls led4 and outgoing MWTT message4

Incoming MQTT message1 controls led1

Incoming MQTT message2 controls led2

Incoming MQTT message3 controls led3

Incoming MQTT message4 controls led4

Note: Needs library Bounce2. This library is not yet available from Codebender website, but is to be downloaded from Arduino website.

Embed This Sketch

Use the following HTML code to embed the sketch code above in your blog or website.

<iframe style="height: 510px; width: 100%; margin: 10px 0 10px;" allowTransparency="true" src="https://codebender.cc/embed/sketch:322149" frameborder="0"></iframe>

Embed The Serial Monitor

You can also embed the Serial Monitor section! Just use this HTML code.

<iframe style="height: 510px; width: 100%; margin: 10px 0 10px;" allowTransparency="true" src="https://codebender.cc/embed/serialmonitor" frameborder="0"></iframe>