64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
"""
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The MIT License (MIT)
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Copyright (c) 2019 Dave Astels for Adafruit Industries
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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"""
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# pylint: disable=invalid-name
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# Wait for a falling transition on the clock (signal 1)
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# When it's seen, display the values of signal 2-5
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# Denmonstrates debouncing a lambda predicate
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import time
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from adafruit_crickit import crickit
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from adafruit_debouncer import Debouncer
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ss = crickit.seesaw
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def make_crikit_signal_debouncer(pin):
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"""Return a lambda to read the specified pin"""
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ss.pin_mode(pin, ss.INPUT_PULLUP)
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return Debouncer(lambda: ss.digital_read(pin))
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# Two buttons are pullups, connect to ground to activate
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clock = make_crikit_signal_debouncer(crickit.SIGNAL1)
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signal_2 = make_crikit_signal_debouncer(crickit.SIGNAL2)
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signal_3 = make_crikit_signal_debouncer(crickit.SIGNAL3)
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signal_4 = make_crikit_signal_debouncer(crickit.SIGNAL4)
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signal_5 = make_crikit_signal_debouncer(crickit.SIGNAL5)
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while True:
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clock.update()
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signal_2.update()
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signal_3.update()
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signal_4.update()
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signal_5.update()
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if clock.fell:
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print(
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"%u %u %u %u"
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% (signal_2.value, signal_3.value, signal_4.value, signal_5.value)
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)
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time.sleep(0.1)
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