e1c500414b
Signed-off-by: Fathi Boudra <fathi.boudra@linaro.org> Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
55 lines
1.7 KiB
Python
55 lines
1.7 KiB
Python
#!/usr/bin/env python
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# Author: Brendan Le Foll <brendan.le.foll@intel.com>
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# Copyright (c) 2014 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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import mraa
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import time
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import sys
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class Counter:
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count = 0
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c = Counter()
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# inside a python interrupt you cannot use 'basic' types so you'll need to use
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# objects
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def test(gpio):
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print("pin " + repr(gpio.getPin(True)) + " = " + repr(gpio.read()))
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c.count+=1
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pin = 6;
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if (len(sys.argv) == 2):
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try:
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pin = int(sys.argv[1], 10)
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except ValueError:
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printf("Invalid pin " + sys.argv[1])
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try:
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x = mraa.Gpio(pin)
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print("Starting ISR for pin " + repr(pin))
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x.dir(mraa.DIR_IN)
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x.isr(mraa.EDGE_BOTH, test, x)
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var = raw_input("Press ENTER to stop")
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x.isrExit()
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except ValueError as e:
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print(e)
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