1#!/usr/bin/python
2#
3# Author: Jon Trulson <jtrulson@ics.com>
4# Copyright (c) 2015 Intel Corporation.
5#
6# Permission is hereby granted, free of charge, to any person obtaining
7# a copy of this software and associated documentation files (the
8# "Software"), to deal in the Software without restriction, including
9# without limitation the rights to use, copy, modify, merge, publish,
10# distribute, sublicense, and/or sell copies of the Software, and to
11# permit persons to whom the Software is furnished to do so, subject to
12# the following conditions:
13#
14# The above copyright notice and this permission notice shall be
15# included in all copies or substantial portions of the Software.
16#
17# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
21# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24
25import time, sys, signal, atexit
26import pyupm_grovecircularled as upmGroveCircularLED
27
28# Exit handlers
29def SIGINTHandler(signum, frame):
30	raise SystemExit
31
32def exitHandler():
33	circle.setLevel(0, True)
34	print "Exiting"
35	sys.exit(0)
36
37# This function lets you run code on exit
38atexit.register(exitHandler)
39# This function stops python from printing a stacktrace when you hit control-C
40signal.signal(signal.SIGINT, SIGINTHandler)
41
42# Instantiate a Grove Circular LED on gpio pins 5 and 4
43circle = upmGroveCircularLED.GroveCircularLED(5, 4)
44
45level = 0
46
47while(1):
48        circle.setSpinner(level)
49        level = (level + 1) % 24
50	time.sleep(.1)
51