2017-11-02 15:39:45 -07:00
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#!/usr/bin/env python
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2015-03-23 14:26:58 -04:00
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# Author: Zion Orent <zorent@ics.com>
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# Copyright (c) 2015 Intel Corporation.
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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2016-10-10 14:48:42 -07:00
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from __future__ import print_function
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import time, sys, signal, atexit
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from upm import pyupm_at42qt1070 as upmAt42qt1070
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2016-09-29 18:24:19 -07:00
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def main():
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# functions
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def printButtons(touchObj):
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buttonPressed = False
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buttons = touchObj.getButtons()
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2016-09-29 18:24:19 -07:00
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sys.stdout.write("Buttons Pressed: ")
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for i in range(7):
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if (buttons & (1 << i)):
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sys.stdout.write(str(i) + " ")
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buttonPressed = True
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if (not buttonPressed):
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sys.stdout.write("None")
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print(" ")
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if (touchObj.isCalibrating()):
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print("Calibration is occurring.")
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if (touchObj.isOverflowed()):
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print("Overflow was detected.")
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# Global code that runs on startup
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I2C_BUS = upmAt42qt1070.AT42QT1070_I2C_BUS
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DEFAULT_I2C_ADDR = upmAt42qt1070.AT42QT1070_DEFAULT_I2C_ADDR
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# Instantiate an AT42QT1070 on I2C bus 0
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myTouchSensor = upmAt42qt1070.AT42QT1070(I2C_BUS,
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DEFAULT_I2C_ADDR)
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# Exit handlers
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def SIGINTHandler(signum, frame):
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raise SystemExit
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def exitHandler():
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print("Exiting")
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sys.exit(0)
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# This function lets you run code on exit, including functions from myTouchSensor
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atexit.register(exitHandler)
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# This function stops python from printing a stacktrace when you hit control-C
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signal.signal(signal.SIGINT, SIGINTHandler)
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# Print the button being touched every 0.1 seconds
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while(1):
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myTouchSensor.updateState()
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printButtons(myTouchSensor)
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time.sleep(.1)
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if __name__ == '__main__':
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main()
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