#!/usr/bin/env python # Author: Jon Trulson # Copyright (c) 2016 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. from __future__ import print_function import time, sys, signal, atexit from upm import pyupm_mma7361 as sensorObj def main(): # Instantiate a MMA7361 sensor on analog pins A0 (X), A1 (Y) A2 # (Z), selftest pin on D2, sleep pin on D3 nd an analog reference # value of 5.0. The freefall pin and the range pin are unused # (-1). sensor = sensorObj.MMA7361(0, 1, 2, 2, 3, -1, -1, 5.0) # 1.5g (true = 6g) sensor.setRange(False) ## Exit handlers ## # This function stops python from printing a stacktrace when you hit control-C def SIGINTHandler(signum, frame): raise SystemExit # This function lets you run code on exit def exitHandler(): print("Exiting") sys.exit(0) # Register exit handlers atexit.register(exitHandler) signal.signal(signal.SIGINT, SIGINTHandler) x = sensorObj.new_floatp() y = sensorObj.new_floatp() z = sensorObj.new_floatp() # Every 10th of a second, update and print values while (1): sensor.update() sensor.getAcceleration(x, y, z) print("Accelerometer x:", sensorObj.floatp_value(x), end=' ') print(" y:", sensorObj.floatp_value(y), end=' ') print(" z:", sensorObj.floatp_value(z)) sensor.getVolts(x, y, z) print("Volts x:", sensorObj.floatp_value(x), end=' ') print(" y:", sensorObj.floatp_value(y), end=' ') print(" z:", sensorObj.floatp_value(z)) print() time.sleep(.100) if __name__ == '__main__': main()