| const int c = 261; | |
| const int d = 294; | |
| const int e = 329; | |
| const int f = 349; | |
| const int g = 391; | |
| const int gS = 415; | |
| const int a = 440; | |
| const int aS = 455; | |
| const int b = 466; | |
| const int cH = 523; |
$ sudo apt-get update
$ sudo apt-get install gpsd gpsd-client python-gps
Enable the serial interface and disable serial login shell with raspi-config then reboot.
Confirm /dev/ttyS0 exists
$ ls -l /dev/serial*
lrwxrwxrwx 1 root root 5 May 9 10:38 /dev/serial0 -> ttyS0
| license: gpl-3.0 |
| function toWKT(layer) { | |
| var lng, lat, coords = []; | |
| if (layer instanceof L.Polygon || layer instanceof L.Polyline) { | |
| var latlngs = layer.getLatLngs(); | |
| for (var i = 0; i < latlngs.length; i++) { | |
| latlngs[i] | |
| coords.push(latlngs[i].lng + " " + latlngs[i].lat); | |
| if (i === 0) { | |
| lng = latlngs[i].lng; | |
| lat = latlngs[i].lat; |
| /** | |
| * Convert From/To Binary/Decimal/Hexadecimal in JavaScript | |
| * https://gist.github.com/faisalman | |
| * | |
| * Copyright 2012-2015, Faisalman <[email protected]> | |
| * Licensed under The MIT License | |
| * http://www.opensource.org/licenses/mit-license | |
| */ | |
| (function(){ |
| license: gpl-3.0 | |
| redirect: https://beta.observablehq.com/@mbostock/rainbow-worm |
| license: gpl-3.0 | |
| height: 600 | |
| redirect: https://observablehq.com/@d3/d3-force-directed-graph |
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta http-equiv="Content-type" content="text/html; charset=utf-8"> | |
| <title>Testing Pie Chart</title> | |
| <!--<script type="text/javascript" src="d3/d3.v2.js"></script>--> | |
| <script src="http://d3js.org/d3.v2.js"></script> | |
| <!-- Note: I made good use of the sample code provided by the D3JS community and extended it to fit my needs to create this simple dashboard --> | |
| <style type="text/css"> |
| license: gpl-3.0 | |
| redirect: https://observablehq.com/@d3/orthographic-shading |
| license: gpl-3.0 |