/**
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 *
 * \brief Driver for the AT91 ARM TWI (implementation)
 *
 * \author Francesco Sacchi <batt@develer.com>
 */


#ifndef DRV_AT91_TWI_H
#define DRV_AT91_TWI_H

#include <cfg/compiler.h>

typedef int16_t twi_iaddr_t;

#define TWI_NO_IADDR (-1)

void twi_init(void);
bool twi_read(uint8_t id, twi_iaddr_t byte1, twi_iaddr_t byte2, twi_iaddr_t byte3, void *_buf, size_t len);
bool twi_write(uint8_t id, twi_iaddr_t byte1, twi_iaddr_t byte2, twi_iaddr_t byte3, const void *_buf, size_t len);

#endif /* DRV_AT91_TWI_H */