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node-red-nodes/hardware/Pi/37-rpi-piface.html

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<!--
Copyright 2013 IBM Corp.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<script type="text/x-red" data-template-name="rpi-piface in">
<div class="form-row">
<label for="node-input-pin"><i class="icon-asterisk"></i> GPIO Pin</label>
<select type="text" id="node-input-pin" style="width: 150px;">
<option value="-">select pin</option>
<option value="Button S1">Button S1</option>
<option value="Button S2">Button S2</option>
<option value="Button S3">Button S3</option>
<option value="Button S4">Button S4</option>
<option value="Input 5">Input 5</option>
<option value="Input 6">Input 6</option>
<option value="Input 7">Input 7</option>
<option value="Input 8">Input 8</option>
<option value="Output0">Output 0</option>
<option value="Output1">Output 1</option>
<option value="Output2">Output 2</option>
<option value="Output3">Output 3</option>
<option value="Output4">Output 4</option>
<option value="Output5">Output 5</option>
<option value="Output6">Output 6</option>
<option value="Output7">Output 7</option>
</select>
</div>
<div class="form-row">
<label for="node-input-intype"><i class=" icon-resize-full"></i> Resistor?</label>
<select type="text" id="node-input-intype" style="width: 150px;">
<option value="up">pullup</option>
<option value="tri">none</option>
</select>
</div>
<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-tips">Tip: Only Digital I/O is supported - input must be 0 or 1.</div>
</script>
<script type="text/x-red" data-help-name="rpi-piface in">
<p>Raspberry Pi PiFace input node. Generates a <b>msg.payload</b> with either a 0 or 1 depending on the state of the input pin. Requires the gpio command to work.</p>
<p>You may also enable the input pullup resitor if required.</p>
<p>The <b>msg.topic</b> is set to <i>pi/{the pin number}</i></p>
<p><b>Note:</b> This node currently polls the pin every 250mS. This is not ideal as it loads the cpu, and will be rewritten shortly to try to use interrupts.</p>
</script>
<script type="text/javascript">
RED.nodes.registerType('rpi-piface in',{
category: 'advanced-input',
color:"#c6dbef",
defaults: {
name: { value:"" },
intype: { value: "up" },
pin: { value:"",required:true},
},
inputs:0,
outputs:1,
icon: "rpi.png",
label: function() {
return this.name||"PiFace: "+this.pin;
},
labelStyle: function() {
return this.name?"node_label_italic":"";
}
});
</script>
<script type="text/x-red" data-template-name="rpi-piface out">
<div class="form-row">
<label for="node-input-pin"><i class="icon-asterisk"></i> GPIO Pin</label>
<select type="text" id="node-input-pin" style="width: 150px;">
<option value="-">select pin</option>
<option value="LED 0 / Relay 0">LED 0 / Relay 0</option>
<option value="LED 1 / Relay 1">LED 1 / Relay 1</option>
<option value="LED 2">LED 2</option>
<option value="LED 3">LED 3</option>
<option value="LED 4">LED 4</option>
<option value="LED 5">LED 5</option>
<option value="LED 6">LED 6</option>
<option value="LED 7">LED 7</option>
</select>
</div>
<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-tips">Tip: Only Digital I/O is supported - input must be 0 or 1.</div>
</script>
<script type="text/x-red" data-help-name="rpi-piface out">
<p>Raspberry Pi PiFace output node. The PiFace board must be fitted. Requires the gpio command to work.</p>
<p>Expects a <b>msg.payload</b> with either a 0 or 1 (or true or false).</p>
<p>Will set the selected relay, LED, or pin on or off depending on the value passed in.</p>
</script>
<script type="text/javascript">
RED.nodes.registerType('rpi-piface out',{
category: 'advanced-output',
color:"#c6dbef",
defaults: {
name: { value:"" },
pin: { value:"",required:true},
},
inputs:1,
outputs:0,
icon: "rpi.png",
align: "right",
label: function() {
return this.name||"PiFace: "+this.pin;
},
labelStyle: function() {
return this.name?"node_label_italic":"";
}
});
</script>