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-rw-r--r--libraries/Wire/Wire.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/libraries/Wire/Wire.h b/libraries/Wire/Wire.h
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+++ b/libraries/Wire/Wire.h
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+/*
+ TwoWire.h - TWI/I2C library for Arduino & 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 TwoWire_h
+#define TwoWire_h
+
+#include <inttypes.h>
+
+#define BUFFER_LENGTH 32
+
+class TwoWire
+{
+ private:
+ static uint8_t rxBuffer[];
+ static uint8_t rxBufferIndex;
+ static uint8_t rxBufferLength;
+
+ static uint8_t txAddress;
+ static uint8_t txBuffer[];
+ static uint8_t txBufferIndex;
+ static uint8_t txBufferLength;
+
+ static uint8_t transmitting;
+ static void (*user_onRequest)(void);
+ static void (*user_onReceive)(int);
+ static void onRequestService(void);
+ static void onReceiveService(uint8_t*, int);
+ public:
+ TwoWire();
+ void begin();
+ void begin(uint8_t);
+ void begin(int);
+ void beginTransmission(uint8_t);
+ void beginTransmission(int);
+ uint8_t endTransmission(void);
+ uint8_t requestFrom(uint8_t, uint8_t);
+ uint8_t requestFrom(int, int);
+ void send(uint8_t);
+ void send(uint8_t*, uint8_t);
+ void send(int);
+ void send(char*);
+ uint8_t available(void);
+ uint8_t receive(void);
+ void onReceive( void (*)(int) );
+ void onRequest( void (*)(void) );
+};
+
+extern TwoWire Wire;
+
+#endif
+