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49 lines
1.3 KiB
49 lines
1.3 KiB
/*
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Debounce buttons and trigger events
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Copyright (C) 2015 by Xose Pérez <xose dot perez at gmail dot com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _DEBOUNCE_EVENT_h
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#define _DEBOUNCE_EVENT_h
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#define DEBOUNCE_DELAY 100
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#define EVENT_CHANGED 0
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#define EVENT_PRESSED 1
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#define EVENT_RELEASED 2
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typedef void(*callback_t)(uint8_t pin, uint8_t event);
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class DebounceEvent {
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private:
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uint8_t _pin;
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uint8_t _status;
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uint8_t _defaultStatus;
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unsigned long _delay;
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callback_t _callback;
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public:
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DebounceEvent(uint8_t pin, callback_t callback = false, uint8_t defaultStatus = HIGH, unsigned long delay = DEBOUNCE_DELAY);
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bool pressed();
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bool loop();
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};
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#endif
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