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Wire library completed (slave mode now works)

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This commit is contained in:
Cristian Maglie
2011-11-12 01:16:51 +01:00
parent eef7c78506
commit e8b62b34c8
3 changed files with 94 additions and 65 deletions
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20
hardware/sam/libraries/Wire/Wire.h
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@ -1,7 +1,7 @@
/*
* DueWire.h - TWI/I2C library for Arduino Due
* TwoWire.h - TWI/I2C library for Arduino Due
* Copyright (c) 2011 Cristian Maglie <c.maglie@bug.st>.
* All right reserved.
* All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -18,8 +18,8 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef DueWire_h
#define DueWire_h
#ifndef TwoWire_h
#define TwoWire_h
#include "Stream.h"
#include "twi.h"
@ -27,9 +27,9 @@
#define BUFFER_LENGTH 32
class DueWire: public Stream {
class TwoWire: public Stream {
public:
DueWire(Twi *twi, void(*begin_cb)(void));
TwoWire(Twi *twi, void(*begin_cb)(void));
void begin();
void begin(uint8_t);
void begin(int);
@ -77,7 +77,7 @@ private:
Twi *twi;
// TWI state
enum DueWireStatus {
enum TwoWireStatus {
UNINITIALIZED,
MASTER_IDLE,
MASTER_SEND,
@ -86,7 +86,7 @@ private:
SLAVE_RECV,
SLAVE_SEND
};
DueWireStatus status;
TwoWireStatus status;
// TWI clock frequency
static const uint32_t TWI_CLOCK = 100000;
@ -97,10 +97,10 @@ private:
};
#if WIRE_INTERFACES_COUNT > 0
extern DueWire Wire;
extern TwoWire Wire;
#endif
#if WIRE_INTERFACES_COUNT > 1
extern DueWire Wire1;
extern TwoWire Wire1;
#endif
#endif