You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
70 lines
2.0 KiB
70 lines
2.0 KiB
/*
|
|
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
|