MinimumSerial.h

/* Arduino SdFat Library
 * Copyright (C) 2012 by William Greiman
 *
 * This file is part of the Arduino SdFat Library
 *
 * This Library 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.
 *
 * This Library 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 the Arduino SdFat Library.  If not, see
 * <http://www.gnu.org/licenses/>.
 */
 /**
 * \file
 * \brief Minimal AVR Serial driver.
 */
#ifndef MinimumSerial_h
#define MinimumSerial_h
#include "SysCall.h"
//==============================================================================
/**
 * \class MinimumSerial
 * \brief mini serial class for the %SdFat library.
 */
class MinimumSerial : public Print {
 public:
  /** \return true for hardware serial */
  operator bool() { return true; }
  /**
   * \return one if data is available.
   */
  int available();
  /**
   * Set baud rate for serial port zero and enable in non interrupt mode.
   * Do not call this function if you use another serial library.
   * \param[in] baud rate
   */
  void begin(uint32_t baud);
  /** Wait for write done. */
  void flush();
  /**
   *  Unbuffered read
   *  \return -1 if no character is available or an available character.
   */
  int read();
  /**
   * Unbuffered write
   *
   * \param[in] b byte to write.
   * \return 1
   */
  size_t write(uint8_t b);
  using Print::write;
};
#endif  // MinimumSerial_h