1#!/usr/bin/python
2# Author: Jon Trulson <jtrulson@ics.com>
3# Copyright (c) 2015 Intel Corporation.
4#
5# Permission is hereby granted, free of charge, to any person obtaining
6# a copy of this software and associated documentation files (the
7# "Software"), to deal in the Software without restriction, including
8# without limitation the rights to use, copy, modify, merge, publish,
9# distribute, sublicense, and/or sell copies of the Software, and to
10# permit persons to whom the Software is furnished to do so, subject to
11# the following conditions:
12#
13# The above copyright notice and this permission notice shall be
14# included in all copies or substantial portions of the Software.
15#
16# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23
24import time, sys, signal, atexit
25import pyupm_h3lis331dl as upmH3LIS331DL
26
27# Instantiate an H3LIS331DL on I2C bus 0
28myDigitalAccelerometer = upmH3LIS331DL.H3LIS331DL(
29        upmH3LIS331DL.H3LIS331DL_I2C_BUS,
30        upmH3LIS331DL.H3LIS331DL_DEFAULT_I2C_ADDR);
31
32
33## Exit handlers ##
34# This function stops python from printing a stacktrace when you hit control-C
35def SIGINTHandler(signum, frame):
36	raise SystemExit
37
38# This function lets you run code on exit, including functions from myDigitalAccelerometer
39def exitHandler():
40	print "Exiting"
41	sys.exit(0)
42
43# Register exit handlers
44atexit.register(exitHandler)
45signal.signal(signal.SIGINT, SIGINTHandler)
46
47
48# Initialize the device with default values
49myDigitalAccelerometer.init()
50
51x = upmH3LIS331DL.new_intp()
52y = upmH3LIS331DL.new_intp()
53z = upmH3LIS331DL.new_intp()
54
55ax = upmH3LIS331DL.new_floatp()
56ay = upmH3LIS331DL.new_floatp()
57az = upmH3LIS331DL.new_floatp()
58
59while (1):
60	myDigitalAccelerometer.update()
61	myDigitalAccelerometer.getRawXYZ(x, y, z)
62	outputStr = ("Raw: X = {0}"
63	" Y = {1}"
64	" Z = {2}").format(upmH3LIS331DL.intp_value(x),
65	upmH3LIS331DL.intp_value(y),
66	upmH3LIS331DL.intp_value(z))
67	print outputStr
68
69	myDigitalAccelerometer.getAcceleration(ax, ay, az)
70	outputStr = ("Acceleration: AX = {0}"
71	" AY = {1}"
72	" AZ = {2}").format(upmH3LIS331DL.floatp_value(ax),
73	upmH3LIS331DL.floatp_value(ay),
74	upmH3LIS331DL.floatp_value(az))
75	print outputStr
76	time.sleep(.5)
77