i2clcd.html

<script type="text/x-red" data-template-name="i2clcd">
    <div class="form-row">
        <label for="node-input-name"><i class="icon-tag"></i> Name</label>
        <input type="text" id="node-input-name" placeholder="Name">
    </div>
    <div class="form-row">
        <label for="node-input-addr"><i class="icon-asterisk"></i> i2c address</label>
        <input type="text" id="node-input-addr" placeholder="Address">
    </div>
</script>

<script type="text/x-red" data-help-name="i2clcd">
    <p>write to 1602 LCD with i2c backpack</p>
    
    <p>inject message with <b>msg.topic</b> as <i>line1</i> to <i>line4</i> and prints <b>msg.payload</b> to each line. </p>
    <p>inject message with <b>msg.topic</b> set to <i>init</i> to reinitialize screen (shows static greeting) or <i>clear</i> to wipe. </p>
    <p>inject message with <b>msg.topic</b> set to <i>on/off</i> to set backlight</p>

</script>

<script type="text/javascript">
    RED.nodes.registerType('i2clcd',{
        category: 'output',
        color: "#2C75FF",
        defaults: {
            name: {value:"1602 LCD"},
            addr: {value:"0x3f",required:true}
        },
        inputs:1,
        outputs:1,
        icon: "arrow-out.png",
        align: 'right',
        label: function() {
            return this.name||"i2clcd";
        }
    });
</script>