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/**
* buttons.h - Provides ability to read button state.
* Copyright (C) 2020 Clyne Sullivan
*
* 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 3 of the License, or
* (at your option) any later version.
* See the GNU General Public License for more details.
*/
#ifndef BUTTONS_H_
#define BUTTONS_H_
extern unsigned char button_state;
void buttons_init();
#endif // BUTTONS_H_
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