Firmware2/Marlin/Gen7/cores/arduino/HardwareSerial.h
2012-02-06 14:11:25 +01:00

70 lines
2.0 KiB
C++

/*
HardwareSerial.h - Hardware serial library for Wiring
Copyright (c) 2006 Nicholas Zambetti. All right reserved.
This library 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 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef HardwareSerial_h
#define HardwareSerial_h
#include <inttypes.h>
#include "Print.h"
struct ring_buffer;
class HardwareSerial : public Print
{
private:
ring_buffer *_rx_buffer;
volatile uint8_t *_ubrrh;
volatile uint8_t *_ubrrl;
volatile uint8_t *_ucsra;
volatile uint8_t *_ucsrb;
volatile uint8_t *_udr;
uint8_t _rxen;
uint8_t _txen;
uint8_t _rxcie;
uint8_t _udre;
uint8_t _u2x;
public:
HardwareSerial(ring_buffer *rx_buffer,
volatile uint8_t *ubrrh, volatile uint8_t *ubrrl,
volatile uint8_t *ucsra, volatile uint8_t *ucsrb,
volatile uint8_t *udr,
uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udre, uint8_t u2x);
void begin(long);
void end();
uint8_t available(void);
int read(void);
void flush(void);
virtual void write(uint8_t);
using Print::write; // pull in write(str) and write(buf, size) from Print
};
extern HardwareSerial Serial;
#if defined(__AVR_ATmega644P__) || defined(__AVR_ATmega1280__)
extern HardwareSerial Serial1;
#endif
#if defined(__AVR_ATmega1280__)
extern HardwareSerial Serial2;
extern HardwareSerial Serial3;
#endif
#endif