mirror of
https://github.com/node-red/node-red.git
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Move all nodes into core subdirectory
This makes it easier to distinguish core nodes from those added later
This commit is contained in:
Nicholas O'Leary
150
nodes/core/hardware/35-arduino.html
Normal file
150
nodes/core/hardware/35-arduino.html
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@@ -0,0 +1,150 @@
|
||||
<!--
|
||||
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="arduino in">
|
||||
<div class="form-row">
|
||||
<label for="node-input-arduino"><i class="icon-tasks"></i> Arduino</label>
|
||||
<input type="text" id="node-input-arduino">
|
||||
</div>
|
||||
<div class="form-row">
|
||||
<label for="node-input-pin"><i class="icon-asterisk"></i> Pin</label>
|
||||
<input type="text" id="node-input-pin" placeholder="2">
|
||||
</div>
|
||||
<div class="form-row">
|
||||
<label for="node-input-state"><i class="icon-wrench"></i> Type</label>
|
||||
<select type="text" id="node-input-state" style="width: 150px;">
|
||||
<option value="INPUT">Digital pin</option>
|
||||
<option value="ANALOG">Analogue pin</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"><b>Note:</b> You cannot use the same pin for both output and input.</div>
|
||||
</script>
|
||||
|
||||
<script type="text/x-red" data-help-name="arduino in">
|
||||
<p>Arduino input node. Connects to local Arduino and monitors the selected pin for changes. Uses <a href="http://firmata.org/" target="_new"><i>Firmata</i>.</a></p>
|
||||
<p>You can select either Digital or Analogue input. Outputs the value read as <b>msg.payload</b> and the pin number as <b>msg.topic</b>.</p>
|
||||
<p>It only outputs on a change of value - fine for digital inputs, but you can get a lot of data from analogue pins which you must then handle.</p>
|
||||
<p>You can set the sample rate in ms from 20 to 65535.</p>
|
||||
</script>
|
||||
|
||||
<script type="text/javascript">
|
||||
RED.nodes.registerType('arduino in',{
|
||||
category: 'advanced-input',
|
||||
color:"#3fadb5",
|
||||
defaults: {
|
||||
name: {value:""},
|
||||
pin: {value:"",required:true},
|
||||
state: {value:"INPUT",required:true},
|
||||
arduino: {type:"arduino-board",required:true}
|
||||
},
|
||||
inputs:0,
|
||||
outputs:1,
|
||||
icon: "arduino.png",
|
||||
label: function() {
|
||||
var a = "";
|
||||
if (this.state == "ANALOG") a = "A";
|
||||
return this.name||"Pin: "+a+this.pin;
|
||||
},
|
||||
labelStyle: function() {
|
||||
return this.name?"node_label_italic":"";
|
||||
}
|
||||
});
|
||||
</script>
|
||||
|
||||
<script type="text/x-red" data-template-name="arduino out">
|
||||
<div class="form-row">
|
||||
<label for="node-input-arduino"><i class="icon-tasks"></i> Arduino</label>
|
||||
<input type="text" id="node-input-arduino">
|
||||
</div>
|
||||
<div class="form-row">
|
||||
<label for="node-input-pin"><i class="icon-asterisk"></i> Pin</label>
|
||||
<input type="text" id="node-input-pin" placeholder="13">
|
||||
</div>
|
||||
<div class="form-row">
|
||||
<label for="node-input-state"><i class="icon-wrench"></i> Type</label>
|
||||
<select type="text" id="node-input-state" style="width: 150px;">
|
||||
<option value="OUTPUT">Digital (0/1)</option>
|
||||
<option value="PWM">Analogue (0-255)</option>
|
||||
<option value="SERVO">Servo (0-180)</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"><b>Note:</b> You cannot use the same pin for both output and input.</div>
|
||||
</script>
|
||||
|
||||
<script type="text/x-red" data-help-name="arduino out">
|
||||
<p>Arduino output node. Connects to local Arduino and writes to the selected digital pin. Uses <a href="http://firmata.org/" target="_new"><i>Firmata</i>.</a></p>
|
||||
<p>You can select Digital, Analogue (PWM) or Servo type outputs. Expects a numeric value in <b>msg.payload</b>. The pin number is set in the properties panel.</p>
|
||||
</script>
|
||||
|
||||
<script type="text/javascript">
|
||||
RED.nodes.registerType('arduino out',{
|
||||
category: 'advanced-output',
|
||||
color:"#3fadb5",
|
||||
defaults: {
|
||||
name: {value:""},
|
||||
pin: {value:""},
|
||||
state: {value:"",required:true},
|
||||
arduino: {type:"arduino-board",required:true}
|
||||
},
|
||||
inputs:1,
|
||||
outputs:0,
|
||||
icon: "arduino.png",
|
||||
align: "right",
|
||||
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="arduino-board">
|
||||
<div class="form-row">
|
||||
<label for="node-config-input-device"><i class="icon-bullhorn"></i> Arduino Port</label>
|
||||
<input type="text" id="node-config-input-device" placeholder="/dev/ttyUSB0" style="width:50%;">
|
||||
</div>
|
||||
<div class="form-row">
|
||||
<label for="node-config-input-repeat"><i class="icon-repeat"></i> Sample (ms)</label>
|
||||
<input type="text" id="node-config-input-repeat" placeholder="25">
|
||||
</div>
|
||||
<!-- <div class="form-row">
|
||||
<label for="node-config-input-baud"><i class="icon-bullhorn"></i> Baudrate</label>
|
||||
<input type="text" id="node-config-input-baud" placeholder="115200" style="width:50%;">
|
||||
</div> -->
|
||||
</script>
|
||||
|
||||
<script type="text/javascript">
|
||||
RED.nodes.registerType('arduino-board',{
|
||||
category: 'config',
|
||||
defaults: {
|
||||
//baud: {baud:"57600",required:true},
|
||||
repeat: {value:"50",required:true,validate:RED.validators.number()},
|
||||
device: {value:"",required:true}
|
||||
},
|
||||
label: function() {
|
||||
return this.device||"arduino";
|
||||
}
|
||||
});
|
||||
</script>
|
||||
187
nodes/core/hardware/35-arduino.js
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187
nodes/core/hardware/35-arduino.js
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@@ -0,0 +1,187 @@
|
||||
/**
|
||||
* 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.
|
||||
**/
|
||||
|
||||
var RED = require(process.env.NODE_RED_HOME+"/red/red");
|
||||
var util = require("util");
|
||||
var firmata = require("firmata");
|
||||
var arduinoReady = false;
|
||||
var thisboard = null;
|
||||
|
||||
// The Board Definition - this opens (and closes) the connection
|
||||
function ArduinoNode(n) {
|
||||
RED.nodes.createNode(this,n);
|
||||
this.device = n.device;
|
||||
this.repeat = n.repeat||25;
|
||||
util.log("[firmata] Opening "+this.device);
|
||||
var node = this;
|
||||
|
||||
node.toun = setInterval(function() {
|
||||
if (!arduinoReady) {
|
||||
if (thisboard == null) {
|
||||
node.board = new firmata.Board(node.device, function(err) {
|
||||
if (err) {
|
||||
util.log("[firmata] error: "+err);
|
||||
return;
|
||||
}
|
||||
arduinoReady = true;
|
||||
thisboard = node.board;
|
||||
clearInterval(node.toun);
|
||||
util.log('[firmata] Arduino connected');
|
||||
});
|
||||
}
|
||||
else {
|
||||
node.board = thisboard;
|
||||
node.board.removeAllListeners();
|
||||
arduinoReady = true;
|
||||
clearInterval(node.toun);
|
||||
node.toun = false;
|
||||
util.log("[firmata] Arduino already connected");
|
||||
}
|
||||
} else { util.log("[firmata] Waiting for Firmata"); }
|
||||
}, 10000); // wait for firmata to connect to arduino
|
||||
|
||||
this.on('close', function() {
|
||||
//this.board.sp.close(function() { console.log("[firmata] Serial port closed"); arduinoReady = false; });
|
||||
arduinoReady = false;
|
||||
if (node.toun) {
|
||||
clearInterval(node.toun);
|
||||
util.log("[firmata] arduino wait loop stopped");
|
||||
}
|
||||
util.log("[firmata] Stopped");
|
||||
});
|
||||
}
|
||||
RED.nodes.registerType("arduino-board",ArduinoNode);
|
||||
|
||||
|
||||
// The Input Node
|
||||
function DuinoNodeIn(n) {
|
||||
RED.nodes.createNode(this,n);
|
||||
this.buttonState = -1;
|
||||
this.pin = n.pin;
|
||||
this.state = n.state;
|
||||
this.arduino = n.arduino;
|
||||
this.serverConfig = RED.nodes.getNode(this.arduino);
|
||||
if (typeof this.serverConfig === "object") {
|
||||
this.board = this.serverConfig.board;
|
||||
this.repeat = this.serverConfig.repeat;
|
||||
var node = this;
|
||||
|
||||
node.toui = setInterval(function() {
|
||||
if (thisboard != null) {
|
||||
node.board = thisboard;
|
||||
clearInterval(node.toui);
|
||||
node.toui = false;
|
||||
//console.log("i",node.state,node.pin,node.board.MODES[node.state]);
|
||||
node.board.pinMode(node.pin, node.board.MODES[node.state]);
|
||||
node.board.setSamplingInterval(node.repeat);
|
||||
var oldrdg = "";
|
||||
if (node.state == "ANALOG") {
|
||||
node.board.analogRead(node.pin, function(data) {
|
||||
var msg = {payload:data, topic:"A"+node.pin};
|
||||
if (data != oldrdg) {
|
||||
node.send(msg);
|
||||
oldrdg = data;
|
||||
}
|
||||
});
|
||||
}
|
||||
else {
|
||||
node.board.digitalRead(node.pin, function(data) {
|
||||
var msg = {payload:data, topic:node.pin};
|
||||
node.send(msg);
|
||||
});
|
||||
}
|
||||
}
|
||||
else { node.log("Waiting for Arduino"); }
|
||||
}, 5000); // loop to wait for firmata to connect to arduino
|
||||
|
||||
this.on('close', function() {
|
||||
if (node.toui) {
|
||||
clearInterval(node.toui);
|
||||
util.log("[firmata] input wait loop stopped");
|
||||
}
|
||||
});
|
||||
}
|
||||
else {
|
||||
util.log("[firmata] Serial Port not Configured");
|
||||
}
|
||||
}
|
||||
RED.nodes.registerType("arduino in",DuinoNodeIn);
|
||||
|
||||
|
||||
// The Output Node
|
||||
function DuinoNodeOut(n) {
|
||||
RED.nodes.createNode(this,n);
|
||||
this.buttonState = -1;
|
||||
this.pin = n.pin;
|
||||
this.state = n.state;
|
||||
this.arduino = n.arduino;
|
||||
this.serverConfig = RED.nodes.getNode(this.arduino);
|
||||
if (typeof this.serverConfig === "object") {
|
||||
this.board = this.serverConfig.board;
|
||||
var node = this;
|
||||
|
||||
this.on("input", function(msg) {
|
||||
//console.log(msg);
|
||||
if (node.board != null) {
|
||||
if (node.state == "OUTPUT") {
|
||||
if ((msg.payload == true)||(msg.payload == 1)||(msg.payload.toString().toLowerCase() == "on")) {
|
||||
node.board.digitalWrite(node.pin, node.board.HIGH);
|
||||
}
|
||||
if ((msg.payload == false)||(msg.payload == 0)||(msg.payload.toString().toLowerCase() == "off")) {
|
||||
node.board.digitalWrite(node.pin, node.board.LOW);
|
||||
}
|
||||
}
|
||||
if (node.state == "PWM") {
|
||||
msg.payload = msg.payload * 1;
|
||||
if ((msg.payload >= 0) && (msg.payload <= 255)) {
|
||||
//console.log(msg.payload, node.pin);
|
||||
node.board.servoWrite(node.pin, msg.payload);
|
||||
}
|
||||
}
|
||||
if (node.state == "SERVO") {
|
||||
msg.payload = msg.payload * 1;
|
||||
if ((msg.payload >= 0) && (msg.payload <= 180)) {
|
||||
//console.log(msg.payload, node.pin);
|
||||
node.board.servoWrite(node.pin, msg.payload);
|
||||
}
|
||||
}
|
||||
}
|
||||
//else { console.log("Arduino not ready"); }
|
||||
});
|
||||
|
||||
node.touo = setInterval(function() {
|
||||
if (thisboard != null) {
|
||||
clearInterval(node.touo);
|
||||
node.touo = false;
|
||||
node.board = thisboard;
|
||||
//console.log("o",node.state,node.pin,node.board.MODES[node.state]);
|
||||
node.board.pinMode(node.pin, node.board.MODES[node.state]);
|
||||
}
|
||||
else { util.log("[firmata] waiting for arduino to connect"); }
|
||||
}, 5000); // loop to wait for firmata to connect to arduino
|
||||
|
||||
this.on('close', function() {
|
||||
if (node.touo) {
|
||||
clearInterval(node.touo);
|
||||
util.log("[firmata] output wait loop stopped");
|
||||
}
|
||||
});
|
||||
}
|
||||
else {
|
||||
util.log("[firmata] Serial Port not Configured");
|
||||
}
|
||||
}
|
||||
RED.nodes.registerType("arduino out",DuinoNodeOut);
|
||||
126
nodes/core/hardware/36-rpi-gpio.html
Normal file
126
nodes/core/hardware/36-rpi-gpio.html
Normal file
@@ -0,0 +1,126 @@
|
||||
<!--
|
||||
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-gpio 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="7">7</option>
|
||||
<option value="11">11</option>
|
||||
<option value="12">12</option>
|
||||
<option value="13">13</option>
|
||||
<option value="15">15</option>
|
||||
<option value="16">16</option>
|
||||
<option value="18">18</option>
|
||||
<option value="22">22</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="tri">none</option>
|
||||
<option value="up">pullup</option>
|
||||
<option value="down">pulldown</option>
|
||||
<!--<option value="tri">tristate</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-gpio in">
|
||||
<p>Raspberry Pi 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 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> 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-gpio in',{
|
||||
category: 'advanced-input',
|
||||
color:"#c6dbef",
|
||||
defaults: {
|
||||
name: { value:"" },
|
||||
intype: { value: "in" },
|
||||
pin: { value:"",required:true,validate:RED.validators.number() },
|
||||
},
|
||||
inputs:0,
|
||||
outputs:1,
|
||||
icon: "rpi.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="rpi-gpio 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="7">7</option>
|
||||
<option value="11">11</option>
|
||||
<option value="12">12</option>
|
||||
<option value="13">13</option>
|
||||
<option value="15">15</option>
|
||||
<option value="16">16</option>
|
||||
<option value="18">18</option>
|
||||
<option value="22">22</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-gpio out">
|
||||
<p>Raspberry Pi output node. Expects a <b>msg.payload</b> with either a 0 or 1 (or true or false). Requires the gpio command to work.</p>
|
||||
<p>Will set the selected physical pin high or low depending on the value passed in.</p>
|
||||
<p><b>Note:</b> we are using the actual physical pin numbers on connector P1 as they are easier to locate.</p>
|
||||
</script>
|
||||
|
||||
<script type="text/javascript">
|
||||
RED.nodes.registerType('rpi-gpio out',{
|
||||
category: 'advanced-output',
|
||||
color:"#c6dbef",
|
||||
defaults: {
|
||||
name: { value:"" },
|
||||
pin: { value:"",required:true,validate:RED.validators.number() },
|
||||
},
|
||||
inputs:1,
|
||||
outputs:0,
|
||||
icon: "rpi.png",
|
||||
align: "right",
|
||||
label: function() {
|
||||
return this.name||"Pin: "+this.pin;
|
||||
},
|
||||
labelStyle: function() {
|
||||
return this.name?"node_label_italic":"";
|
||||
}
|
||||
});
|
||||
</script>
|
||||
143
nodes/core/hardware/36-rpi-gpio.js
Normal file
143
nodes/core/hardware/36-rpi-gpio.js
Normal file
@@ -0,0 +1,143 @@
|
||||
/**
|
||||
* 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.
|
||||
**/
|
||||
|
||||
var RED = require(process.env.NODE_RED_HOME+"/red/red");
|
||||
var util = require("util");
|
||||
var exec = require('child_process').exec;
|
||||
var fs = require('fs');
|
||||
|
||||
if (!fs.existsSync("/usr/local/bin/gpio")) {
|
||||
exec("cat /proc/cpuinfo | grep BCM27",function(err,stdout,stderr) {
|
||||
if (stdout.indexOf('BCM27') > -1) {
|
||||
util.log('[36-rpi-gpio.js] Error: Cannot find Wiring-Pi "gpio" command. http://wiringpi.com/download-and-install/');
|
||||
}
|
||||
// else not on a Pi so don't worry anyone with needless messages.
|
||||
});
|
||||
return;
|
||||
}
|
||||
|
||||
// Map physical P1 pins to Gordon's Wiring-Pi Pins (as they should be V1/V2 tolerant)
|
||||
var pintable = {
|
||||
// Physical : WiringPi
|
||||
"7":"7",
|
||||
"11":"0",
|
||||
"12":"1",
|
||||
"13":"2",
|
||||
"15":"3",
|
||||
"16":"4",
|
||||
"18":"5",
|
||||
"22":"6"
|
||||
}
|
||||
var tablepin = {
|
||||
// WiringPi : Physical
|
||||
"7":"7",
|
||||
"0":"11",
|
||||
"1":"12",
|
||||
"2":"13",
|
||||
"3":"15",
|
||||
"4":"16",
|
||||
"5":"18",
|
||||
"6":"22"
|
||||
}
|
||||
|
||||
function GPIOInNode(n) {
|
||||
RED.nodes.createNode(this,n);
|
||||
this.buttonState = -1;
|
||||
this.pin = pintable[n.pin];
|
||||
this.intype = n.intype;
|
||||
var node = this;
|
||||
|
||||
if (this.pin) {
|
||||
exec("gpio mode "+node.pin+" "+node.intype, function(err,stdout,stderr) {
|
||||
if (err) node.error(err);
|
||||
else {
|
||||
node._interval = setInterval( function() {
|
||||
exec("gpio read "+node.pin, function(err,stdout,stderr) {
|
||||
if (err) node.error(err);
|
||||
else {
|
||||
if (node.buttonState !== Number(stdout)) {
|
||||
var previousState = node.buttonState;
|
||||
node.buttonState = Number(stdout);
|
||||
if (previousState !== -1) {
|
||||
var msg = {topic:"pi/"+tablepin[node.pin], payload:node.buttonState};
|
||||
node.send(msg);
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
||||
}, 250);
|
||||
}
|
||||
});
|
||||
}
|
||||
else {
|
||||
this.error("Invalid GPIO pin: "+this.pin);
|
||||
}
|
||||
}
|
||||
|
||||
function GPIOOutNode(n) {
|
||||
RED.nodes.createNode(this,n);
|
||||
this.pin = pintable[n.pin];
|
||||
var node = this;
|
||||
|
||||
if (this.pin) {
|
||||
process.nextTick(function() {
|
||||
exec("gpio mode "+node.pin+" out", function(err,stdout,stderr) {
|
||||
if (err) node.error(err);
|
||||
else {
|
||||
node.on("input", function(msg) {
|
||||
if (msg.payload === "true") msg.payload = true;
|
||||
if (msg.payload === "false") msg.payload = false;
|
||||
var out = Number(msg.payload);
|
||||
if ((out == 0)|(out == 1)) {
|
||||
exec("gpio write "+node.pin+" "+out, function(err,stdout,stderr) {
|
||||
if (err) node.error(err);
|
||||
});
|
||||
}
|
||||
else node.warn("Invalid input - not 0 or 1");
|
||||
});
|
||||
}
|
||||
});
|
||||
});
|
||||
}
|
||||
else {
|
||||
this.error("Invalid GPIO pin: "+this.pin);
|
||||
}
|
||||
}
|
||||
|
||||
exec("gpio mode 0 in",function(err,stdout,stderr) {
|
||||
if (err) {
|
||||
util.log('[36-rpi-gpio.js] Error: "gpio" command failed for some reason.');
|
||||
}
|
||||
exec("gpio mode 1 in");
|
||||
exec("gpio mode 2 in");
|
||||
exec("gpio mode 3 in");
|
||||
exec("gpio mode 4 in");
|
||||
exec("gpio mode 5 in");
|
||||
exec("gpio mode 6 in");
|
||||
exec("gpio mode 7 in",function(err,stdout,stderr) {
|
||||
RED.nodes.registerType("rpi-gpio in",GPIOInNode);
|
||||
RED.nodes.registerType("rpi-gpio out",GPIOOutNode);
|
||||
|
||||
GPIOInNode.prototype.close = function() {
|
||||
clearInterval(this._interval);
|
||||
}
|
||||
|
||||
GPIOOutNode.prototype.close = function() {
|
||||
exec("gpio mode "+this.pin+" in");
|
||||
}
|
||||
|
||||
});
|
||||
});
|
||||
Reference in New Issue
Block a user