April 2017
Intermediate to advanced
280 pages
6h 18m
English
Content preview from MQTT Essentials - A Lightweight IoT ProtocolBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Creating an HTML 5 web page to control LEDs
First, we will create a new HTML 5 file called home_automation.html. The web page will also use a pure JavaScript color picker: JSColor. The main web page for JSColor is
http://jscolor.com
. The following lines show the code for the single web page for our web application. The code file for the sample is included in the mqtt_essentials_gaston_hillar_05 folder, in the home_automation.html file:
<html>
<head">
<script src="paho.javascript-1.0.2/mqttws31.js"></script">
<script src="jscolor-2.0.4/jscolor.js""></script>
<script src="home_automation.js""></script>
<title">MQTT over WebSockets Sample</title>
</head>
<body>
<div id="status"">Not connected with MQTT Server</div>
<div id="led-1">
<span>
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