41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
|
/*
|
||
|
|
* 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__*/
|