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76 lines
2.1 KiB
76 lines
2.1 KiB
/* |
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HardwareSerial.h - Hardware serial library for Wiring |
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Copyright (c) 2006 Nicholas Zambetti. All right reserved. |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 2.1 of the License, or (at your option) any later version. |
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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You should have received a copy of the GNU Lesser General Public |
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License along with this library; if not, write to the Free Software |
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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Modified 28 September 2010 by Mark Sproul |
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*/ |
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#ifndef HardwareSerial_h |
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#define HardwareSerial_h |
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#include <inttypes.h> |
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#include "Stream.h" |
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struct ring_buffer; |
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class HardwareSerial : public Stream |
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{ |
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private: |
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ring_buffer *_rx_buffer; |
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volatile uint8_t *_ubrrh; |
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volatile uint8_t *_ubrrl; |
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volatile uint8_t *_ucsra; |
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volatile uint8_t *_ucsrb; |
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volatile uint8_t *_udr; |
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uint8_t _rxen; |
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uint8_t _txen; |
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uint8_t _rxcie; |
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uint8_t _udre; |
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uint8_t _u2x; |
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public: |
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HardwareSerial(ring_buffer *rx_buffer, |
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volatile uint8_t *ubrrh, volatile uint8_t *ubrrl, |
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volatile uint8_t *ucsra, volatile uint8_t *ucsrb, |
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volatile uint8_t *udr, |
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uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udre, uint8_t u2x); |
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void begin(long); |
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void end(); |
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virtual int available(void); |
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virtual int peek(void); |
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virtual int read(void); |
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virtual void flush(void); |
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virtual void write(uint8_t); |
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using Print::write; // pull in write(str) and write(buf, size) from Print |
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}; |
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#if defined(UBRRH) || defined(UBRR0H) |
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extern HardwareSerial Serial; |
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#elif defined(USBCON) |
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#include "usb_api.h" |
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#endif |
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#if defined(UBRR1H) |
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extern HardwareSerial Serial1; |
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#endif |
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#if defined(UBRR2H) |
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extern HardwareSerial Serial2; |
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#endif |
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#if defined(UBRR3H) |
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extern HardwareSerial Serial3; |
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#endif |
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#endif
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