node-red-nodes/hardware/HummingboardGPIO/hb-gpio.html

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<script type="text/x-red" data-template-name="hb-gpio in">
    <div class="form-row">
        <label for="node-input-pin"><i class="fa fa-circle"></i> GPIO Pin</label>
        <select type="text" id="node-input-pin" style="width: 250px;">
            <option value='' disabled selected style='display:none;'>select pin</option>
            <option value="7">7 - GPIO 1</option>
            <option value="11">11 - GPIO 73</option>
            <option value="12">12 - GPIO 72</option>
            <option value="13">13 - GPIO 71</option>
            <option value="15">15 - GPIO 10</option>
            <option value="16">16 - GPIO 194</option>
            <option value="18">18 - GPIO 195</option>
            <option value="22">22 - GPIO 87</option>
         </select>
         &nbsp;<span id="pitype"></span>
    </div>
    <!-- <div class="form-row">
        <label for="node-input-intype"><i class="fa fa-level-up"></i> Resistor ?</label>
        <select type="text" id="node-input-intype" style="width: 150px;">
        <option value="tri">none</option>
        <option value="up">pullup</option>
        <option value="down">pulldown</option>
        </select>
    </div> -->
    <div class="form-row">
        <label>&nbsp;</label>
        <input type="checkbox" id="node-input-read" style="display: inline-block; width: auto; vertical-align: top;">
        <label for="node-input-read" style="width: 70%;">Read initial state of pin on deploy/restart ?</label>
    </div>
    <br/>
    <div class="form-row">
        <label for="node-input-name"><i class="fa fa-tag"></i> Name</label>
        <input type="text" id="node-input-name" placeholder="Name">
    </div>
    <div class="form-tips">Tip: Only Digital Input is supported - input must be 0 or 1.</div>
</script>

<script type="text/x-red" data-help-name="hb-gpio in">
    <p>Hummingboard GPIO input pin node. Generates a <b>msg.payload</b> with either a 0 or 1 depending on the state of the input pin.</p>
    <p>You may also enable the input pullup resitor or the pulldown resistor.</p>
    <p>The <b>msg.topic</b> is set to <i>pi/{the pin number}</i></p>
    <p><b>Note:</b> we are using the actual physical pin numbers on connector P1 as they are easier to locate.</p>
    <p><b>Note:</b> requires the gpiohb command to be executeable as root in order to work.</p>
</script>

<script type="text/javascript">
    RED.nodes.registerType('hb-gpio in',{
        category: 'Hummingboard',
        color:"#c6dbef",
        defaults: {
            name: { value:"" },
            pin: { value:"",required:true,validate:RED.validators.number() },
            intype: { value: "in" },
            read: { value:false }
        },
        inputs:0,
        outputs:1,
        icon: "arrow.png",
        label: function() {
            return this.name||"Pin: "+this.pin ;
        },
        labelStyle: function() {
            return this.name?"node_label_italic":"";
        }
    });
</script>


<script type="text/x-red" data-template-name="hb-gpio out">
    <div class="form-row">
        <label for="node-input-pin"><i class="fa fa-circle"></i> GPIO Pin</label>
        <select type="text" id="node-input-pin" style="width: 250px;">
            <option value='' disabled selected style='display:none;'>select pin</option>
            <option value="7">7 - GPIO 1</option>
            <option value="11">11 - GPIO 73</option>
            <option value="12">12 - GPIO 72</option>
            <option value="13">13 - GPIO 71</option>
            <option value="15">15 - GPIO 10</option>
            <option value="16">16 - GPIO 194</option>
            <option value="18">18 - GPIO 195</option>
            <option value="22">22 - GPIO 87</option>
         </select>
         &nbsp;<span id="pitype"></span>
    </div>
    <div class="form-row" id="node-set-tick">
        <label>&nbsp;</label>
        <input type="checkbox" id="node-input-set" style="display: inline-block; width: auto; vertical-align: top;">
        <label for="node-input-set" style="width: 70%;">Initialise pin state ?</label>
    </div>
    <div class="form-row" id="node-set-state">
        <label for="node-input-level">&nbsp;</label>
        <select id="node-input-level" style="width: 250px;">
            <option value="0">initial level of pin - low (0)</option>
            <option value="1">initial level of pin - high (1)</option>
        </select>
    </div>
    <br/>
    <div class="form-row">
        <label for="node-input-name"><i class="fa fa-tag"></i> Name</label>
        <input type="text" id="node-input-name" placeholder="Name">
    </div>
    <div class="form-tips" id="dig-tip"><b>Tip</b>: For digital output - input must be 0 or 1.</div>
    <!-- <div class="form-tips" id="pwm-tip"><b>Tip</b>: For PWM output - input must be between 0 to 1023.</div> -->
</script>

<script type="text/x-red" data-help-name="hb-gpio out">
    <p>Hummingboard GPIO output pin node. Expects a <b>msg.payload</b> with either a 0 or 1 (or true or false).</p>
    <p>Will set the selected physical pin high or low depending on the value passed in.</p>
    <p>The initial value of the pin at deploy time can also be set to 0 or 1.</p>
    <p><b>Note:</b> we are using the actual physical pin numbers as they are easier to locate.</p>
    <p><b>Note:</b> requires the gpiohb command to be executeable as root in order to work.</p>
</script>

<script type="text/javascript">
    RED.nodes.registerType('hb-gpio out',{
        category: 'Hummingboard',
        color:"#c6dbef",
        defaults: {
            name: { value:"" },
            pin: { value:"",required:true,validate:RED.validators.number() },
            set: { value:"" },
            level: { value:"0" }
        },
        inputs:1,
        outputs:0,
        icon: "arrow.png",
        align: "right",
        label: function() {
            return this.name||"Pin: "+this.pin ;
        },
        labelStyle: function() {
            return this.name?"node_label_italic":"";
        },
        oneditprepare: function() {
            var setstate = function () {
                if ($('#node-input-set').is(":checked")) {
                    $("#node-set-state").show();
                } else {
                    $("#node-set-state").hide();
                }
            };
            $("#node-input-set").change(function () { setstate(); });
            setstate();
        }
    });
</script>