mirror of
https://github.com/taigrr/arduinolibs
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60 lines
1.9 KiB
C++
60 lines
1.9 KiB
C++
/*
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* Copyright (C) 2012 Southern Storm Software, Pty Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* 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, EXPRESS
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* OR 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
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef Charlieplex_h
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#define Charlieplex_h
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#include <inttypes.h>
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class Charlieplex
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{
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public:
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Charlieplex(const uint8_t *pins, uint8_t numPins);
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~Charlieplex();
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int count() const { return _count; }
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bool led(int index) const { return _values[index] != 0; }
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void setLed(int index, bool value) { _values[index] = (value ? 255 : 0); }
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uint8_t pwmLed(int index) const { return _values[index]; }
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void setPwmLed(int index, uint8_t value) { _values[index] = value; }
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unsigned long holdTime() const { return _holdTime; }
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void setHoldTime(unsigned long us) { _holdTime = us; }
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void loop();
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void refresh();
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private:
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int _count;
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uint8_t *_pins1;
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uint8_t *_pins2;
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uint8_t *_values;
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unsigned long _holdTime;
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unsigned long _lastTime;
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int _currentIndex;
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uint8_t _pwmPhase;
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};
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#endif
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