HackRF-Treasure-Chest/Software/portapack-mayhem/firmware/application/hw/debounce.hpp

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2022-09-22 18:26:57 +02:00
/*
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef __DEBOUNCE_H__
#define __DEBOUNCE_H__
#include <cstdint>
class Debounce {
public:
bool feed(const uint8_t bit);
uint8_t state() const {
return state_;
}
private:
uint8_t history_ { 0 };
uint8_t state_ { 0 };
};
#endif/*__DEBOUNCE_H__*/