frodovdr/node-red-nodes
1
0
Fork 0
mirror of https://github.com/node-red/node-red-nodes.git synced 2025-03-01 10:37:43 +00:00
Code Issues Packages Projects Releases Wiki Activity

detect Pi updates for LEDborg, mcp3008 and neopixel

Browse Source
This commit is contained in:
Dave Conway-Jones
2016-11-02 10:02:07 +00:00
parent d9c551c026
commit d52f9dcd30
6 changed files with 18 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
hardware/mcp3008/package.json
View File

@@ -1,6 +1,6 @@
{
"name" : "node-red-node-pi-mcp3008",
"version" : "0.0.2",
"version" : "0.0.3",
"description" : "A Node-RED node to read from the MCP3008 Analogue to Digital Converter",
"dependencies" : {
"mcp-spi-adc": "^0.0.1"

8
hardware/mcp3008/pimcp3008.js
View File

@@ -18,8 +18,12 @@ module.exports = function(RED) {
"use strict";
var fs = require('fs');
// unlikely if not on a Pi
try { fs.statSync("/dev/ttyAMA0"); }
catch(err) { throw "Info : Ignoring Raspberry Pi specific node"; }
try {
var cpuinfo = fs.readFileSync("/proc/cpuinfo").toString();
if (cpuinfo.indexOf(": BCM") === -1) { throw "Info : "+RED._("rpi-gpio.errors.ignorenode"); }
} catch(err) {
throw "Info : "+RED._("rpi-gpio.errors.ignorenode");
}
var mcpadc = require('mcp-spi-adc');
var mcp3008 = [];