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/*
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
Modified 28 September 2010 by Mark Sproul
Modified 14 August 2012 by Alarus
*/
#ifndef HardwareSerial_h
#define HardwareSerial_h
#include <inttypes.h>
#include "Stream.h"
struct ring_buffer;
class HardwareSerial : public Stream
{
private:
ring_buffer *_rx_buffer;
ring_buffer *_tx_buffer;
volatile uint8_t *_ubrrh;
volatile uint8_t *_ubrrl;
volatile uint8_t *_ucsra;
volatile uint8_t *_ucsrb;
volatile uint8_t *_ucsrc;
volatile uint8_t *_udr;
uint8_t _rxen;
uint8_t _txen;
uint8_t _rxcie;
uint8_t _udrie;
uint8_t _u2x;
public:
HardwareSerial(ring_buffer *rx_buffer, ring_buffer *tx_buffer,
volatile uint8_t *ubrrh, volatile uint8_t *ubrrl,
volatile uint8_t *ucsra, volatile uint8_t *ucsrb,
volatile uint8_t *ucsrc, volatile uint8_t *udr,
uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udrie, uint8_t u2x);
void begin(unsigned long);
void begin(unsigned long, byte);
void end();
virtual int available(void);
virtual int peek(void);
virtual int read(void);
virtual void flush(void);
virtual size_t write(uint8_t);
using Print::write; // pull in write(str) and write(buf, size) from Print
operator bool();
};
// Define config for Serial.begin(baud, config);
#define _5n1_ 0x80
#define _5N1_ 0x80
#define _6n1_ 0x82
#define _6N1_ 0x82
#define _7n1_ 0x84
#define _7N1_ 0x84
#define _8n1_ 0x86
#define _8N1_ 0x86
#define _5n2_ 0x88
#define _5N2_ 0x88
#define _6n2_ 0x8A
#define _6N2_ 0x8A
#define _7n2_ 0x8C
#define _7N2_ 0x8C
#define _8n2_ 0x8E
#define _8N2_ 0x8E
#define _5e1_ 0xA0
#define _5E1_ 0xA0
#define _6e1_ 0xA2
#define _6E1_ 0xA2
#define _7e1_ 0xA4
#define _7E1_ 0xA4
#define _8e1_ 0xA6
#define _8E1_ 0xA6
#define _5e2_ 0xA8
#define _5E2_ 0xA8
#define _6e2_ 0xAA
#define _6E2_ 0xAA
#define _7e2_ 0xAC
#define _7E2_ 0xAC
#define _8e2_ 0xAE
#define _8E2_ 0xAE
#define _5o1_ 0xB0
#define _5O1_ 0xB0
#define _6o1_ 0xB2
#define _6O1_ 0xB2
#define _7o1_ 0xB4
#define _7O1_ 0xB4
#define _8o1_ 0xB6
#define _8O1_ 0xB6
#define _5o2_ 0xB8
#define _5O2_ 0xB8
#define _6o2_ 0xBA
#define _6O2_ 0xBA
#define _7o2_ 0xBC
#define _7O2_ 0xBC
#define _8o2_ 0xBE
#define _8O2_ 0xBE
#if defined(UBRRH) || defined(UBRR0H)
extern HardwareSerial Serial;
#elif defined(USBCON)
#include "USBAPI.h"
// extern HardwareSerial Serial_;
#endif
#if defined(UBRR1H)
extern HardwareSerial Serial1;
#endif
#if defined(UBRR2H)
extern HardwareSerial Serial2;
#endif
#if defined(UBRR3H)
extern HardwareSerial Serial3;
#endif
extern void serialEventRun(void) __attribute__((weak));
#endif
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