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Neopixel for MCU Edition

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This commit is contained in:
NWLAB 2023-01-22 09:39:51 +09:00
parent f7f313c197
commit 5448a83920
4 changed files with 29 additions and 37 deletions
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13
hardware/neopixel/neopixel.html
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@ -4,8 +4,17 @@
<label for="node-input-pixels"><i class="fa fa-sun-o"></i> LEDs</label> <label for="node-input-pixels"><i class="fa fa-sun-o"></i> LEDs</label>
<input type="text" id="node-input-pixels" placeholder="number" style="width:60px;"> in the string <input type="text" id="node-input-pixels" placeholder="number" style="width:60px;"> in the string
<span style="margin-left:50px;">Pin Number </span> <span style="margin-left:50px;">Pin Number </span>
<select id="node-input-gpio" style="width:50px; margin-left:5px;"> <select id="node-input-gpio" style="width:200px; margin-left:5px;">
<option value="18">12</option> <!--
<option value="32">M5Stack Core2 PortA</option>
<option value="26">M5Stack Core2 PortB</option>
<option value="13">M5Stack Core2 PortC</option>
-->
<option value="25">M5Stack Core2 AWS</option>
<option value="25">M5Stack Core2 Bottom2</option>
<option value="15">M5Stack Fire</option>
<option value="27">M5Atom Matrix</option>
<option value="18">12</option>
<option value="12">32</option> <option value="12">32</option>
<option value="13">33</option> <option value="13">33</option>
<option value="19">35</option> <option value="19">35</option>

14
hardware/neopixel/neopixel.js
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@ -1,7 +1,9 @@
module.exports = function(RED) { module.exports = function(RED) {
"use strict"; "use strict";
var spawn = require('child_process').spawn; // RED.log.warn("rpi-neopixels : This node is for MCU Edition. Do not run.");
/**
var spawn = require('child_process').spawn;
var execSync = require('child_process').execSync; var execSync = require('child_process').execSync;
var fs = require('fs'); var fs = require('fs');
var colors = require('./colours.js'); var colors = require('./colours.js');
@ -30,7 +32,7 @@ module.exports = function(RED) {
// the magic to make python print stuff immediately // the magic to make python print stuff immediately
process.env.PYTHONUNBUFFERED = 1; process.env.PYTHONUNBUFFERED = 1;
**/
function PiNeopixelNode(n) { function PiNeopixelNode(n) {
RED.nodes.createNode(this,n); RED.nodes.createNode(this,n);
this.pixels = n.pixels || 1; this.pixels = n.pixels || 1;
@ -117,7 +119,8 @@ module.exports = function(RED) {
} }
if (allOK === true) { if (allOK === true) {
node.child = spawn(piCommand, [node.pixels, node.wipe, node.mode, node.brightness, node.gamma, node.channel, node.gpio]); /**
node.child = spawn(piCommand, [node.pixels, node.wipe, node.mode, node.brightness, node.gamma, node.channel, node.gpio]);
node.status({fill:"green",shape:"dot",text:"ok"}); node.status({fill:"green",shape:"dot",text:"ok"});
node.on("input", inputlistener); node.on("input", inputlistener);
@ -169,10 +172,11 @@ module.exports = function(RED) {
node.fgnd = colors.getRGB(node.fgnd,node.rgb); node.fgnd = colors.getRGB(node.fgnd,node.rgb);
} }
} }
} **/
}
else { else {
node.status({fill:"grey",shape:"dot",text:"node-red:rpi-gpio.status.not-available"}); node.status({fill:"grey",shape:"dot",text:"node-red:rpi-gpio.status.not-available"});
} }
} }
RED.nodes.registerType("rpi-neopixels",PiNeopixelNode); RED.nodes.registerType("rpi-neopixels",PiNeopixelNode);
} }

26
hardware/neopixel/package.json
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@ -1,12 +1,10 @@
{ {
"name" : "node-red-node-pi-neopixel", "name": "node-red-contrib-node-pi-neopixel",
"version" : "2.0.1", "version": "2.0.1",
"description" : "A Node-RED node to output to a neopixel (ws2812) string of LEDS from a Raspberry Pi.", "description": "A Node-RED node to output to a neopixel (ws2812) string of LEDS from a Node-RED MCU Edition.",
"dependencies" : { "repository": {
}, "type": "git",
"repository" : { "url": "https://github.com/NextWorldLab/node-red-nodes",
"type":"git",
"url":"https://github.com/node-red/node-red-nodes.git",
"directory": "tree/master/hardware/neopixel" "directory": "tree/master/hardware/neopixel"
}, },
"license": "Apache-2.0", "license": "Apache-2.0",
@ -21,13 +19,7 @@
"rpi-neopixels": "neopixel.js" "rpi-neopixels": "neopixel.js"
} }
}, },
"scripts": { "engines": {
"postinstall": "scripts/checklib.js" "node": ">=12.0.0"
}, }
"author": {
"name": "Dave Conway-Jones",
"email": "ceejay@vnet.ibm.com",
"url": "http://nodered.org"
},
"engines" : { "node" : ">=12.0.0" }
} }

13
hardware/neopixel/scripts/checklib.js
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@ -1,13 +0,0 @@
#!/usr/bin/env node
var fs = require('fs');
if (!fs.existsSync('/usr/local/lib/python2.7/dist-packages/unicornhat.py') && !fs.existsSync('/usr/local/lib/python3.9/dist-packages/unicornhat.py')) {
console.warn("WARNING : Can't find required python library");
console.warn("WARNING : Please install using the following command");
console.warn("WARNING : Note: this uses root...");
console.warn("WARNING : curl -sS get.pimoroni.com/unicornhat | bash\n");
//process.exit(1);
}
else {
console.log("Python library found OK.\n")
}