upm/examples/python/grovecircularled.py
Jon Trulson c0c99fd87a my9221: fixup grovecircularled python example
Signed-off-by: Jon Trulson <jtrulson@ics.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
2016-02-16 11:47:37 -08:00

51 lines
1.7 KiB
Python

#!/usr/bin/python
#
# 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.
import time, sys, signal, atexit
import pyupm_my9221 as upmGroveCircularLED
# Exit handlers
def SIGINTHandler(signum, frame):
raise SystemExit
def exitHandler():
circle.setLevel(0, True)
print "Exiting"
sys.exit(0)
# This function lets you run code on exit
atexit.register(exitHandler)
# This function stops python from printing a stacktrace when you hit control-C
signal.signal(signal.SIGINT, SIGINTHandler)
# Instantiate a Grove Circular LED on gpio pins 9 and 8
circle = upmGroveCircularLED.GroveCircularLED(9, 8)
level = 0
while(1):
circle.setSpinner(level)
level = (level + 1) % 24
time.sleep(.1)