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USBStatus.h
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USBStatus.h
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/*
Arduino USBStatus library
Copyright (C) 2018 Manuel Reimer <manuel.reimer@gmx.de>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, 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 Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef USBStatus_h
#define USBStatus_h
#include "Arduino.h"
#if !defined(__AVR_ATmega32U4__)
#error "The library USBStatus currently only supports ATmega32u4 based boards!"
#endif
class USBStatus_ {
public:
USBStatus_();
bool isShutDown();
bool isActive();
private:
bool firstcall;
unsigned long lastmillis;
unsigned char lastframe;
bool lastactive;
};
extern USBStatus_ USBStatus;
#endif