1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
/*jslint node:true, vars:true, bitwise:true, unparam:true */
/*jshint unused:true */
/*
* Author: Jon Trulson <jtrulson@ics.com>
* Copyright (c) 2015 Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
var ringcoderObj = require('jsupm_rgbringcoder');
// There are a lot of pins to hook up. These pins are valid for the
// Edison board, but may need to be adjusted for other platforms.
// In order:
// enable - 4
// latch - 10
// clear - 11
// clock - 2
// data - 9
// switch - 7
// red pwm - 3
// green pwm - 5
// blue pwm - 6
// encA - 12
// encB - 13
var ringCoder = new ringcoderObj.RGBRingCoder(4, 10, 11, 2, 9, 7, 12, 13, 3,
5, 6);
var spin = 0x0001;
var oldState = false;
var oldPos = 0;
// Lets go green
ringCoder.setRGBLED(0.99, 0.01, 0.99);
setInterval(function()
{
// you spin me round...
if ((spin & 0xffff) == 0)
spin = 0x0001;
ringCoder.setRingLEDS(spin);
spin <<= 1;
// check button state
var bstate = ringCoder.getButtonState();
if (bstate != oldState)
{
console.log("Button state changed from " + oldState + " to "
+ bstate);
oldState = bstate;
}
// check encoder position
var epos = ringCoder.getEncoderPosition();
if (epos != oldPos)
{
console.log("Encoder position changed from " + oldPos + " to "
+ epos);
oldPos = epos;
}
}, 100);
// exit on ^C
process.on('SIGINT', function()
{
ringCoder = null;
ringcoderObj.cleanUp();
ringcoderObj = null;
console.log("Exiting.");
process.exit(0);
});
|