USBSerial.h

/******************************************************************************
 * The MIT License
 *
 * Copyright (c) 2010 Perry Hung.
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use, copy,
 * modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *****************************************************************************/

/**
 * @brief Wirish virtual serial port
 */

 /*
  * Arduino srl - www.arduino.org
  * 2016 Jun 9: Edited Francesco Alessi (alfran) - francesco@arduino.org
  */


#ifndef _USB_SERIAL_H_
#define _USB_SERIAL_H_

#if !defined (USBCON)
#warning "Using legacy CDC core (non pluggable)"
#else
#include "Stream.h"
#include "usbd_core.h"

/**
 * @brief Virtual serial terminal.
 */
class USBSerial : public Stream {
public:
    USBSerial(void);

    void reenumerate();

    void begin(void);
    void begin(int);
    void end(void);

    virtual int available(void);
    virtual int peek(void);
    virtual void flush(void);
    virtual int read(void);

    int availableForWrite(void);
    virtual size_t write(uint8_t);
    inline size_t write(unsigned long n) { return write((uint8_t)n); }
    inline size_t write(long n) { return write((uint8_t)n); }
    inline size_t write(unsigned int n) { return write((uint8_t)n); }
    inline size_t write(int n) { return write((uint8_t)n); }
    using Print::write;

    uint8_t getRTS();
    uint8_t getDTR();
    uint8_t isConnected();
    uint8_t pending();

    virtual operator bool(void);

};

extern USBSerial SerialUSB;
#endif
#endif