twi.h

专业汽车级嵌入式操作系统OSEK的源代码

#ifndef __AT91_TWI_H__
#  define __AT91_TWI_H__

#  include "mytypes.h"

/* Main user interface */
int twi_init(void);

void twi_start_write(U32 dev_addr, U32 int_addr_bytes, U32 int_addr,
		     const U8 *data, U32 nBytes);
void twi_start_read(U32 dev_addr, U32 int_addr_bytes, U32 int_addr, U8 *data,
		    U32 nBytes);
int twi_busy(void);
int twi_ok(void);
void twi_reset(void);

#endif