i2c.h

优龙YLP270开发板 光盘自带的BIOS和实验例程源码 强烈推荐

/******************************************************************************
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**  LAST MODIFIED:  $Modtime: 9/17/03 9:50a $
******************************************************************************/
#ifndef I2C_H
#define I2C_H

#include "DRV_i2c.h"

//These will be in the clock unit
// this will not be in here; this is only to test the functionality of the XLLP functions
//  dont want to remove these at this time.
#define XLLP_CKEN_I2C_ENABLE  0x00004000
#define	XLLP_CKEN_ADDR		(P_XLLP_VUINT32_T)0x41300004  /* Clock Enable Register */
#define PWR_I2C_BASE		  0x40F00180  // address of Pi2c //
#define STD_I2C_BASE		  0x40301680  // address of Si2c //
#define I2C_TIMEOUT		  0x100000
/**************************
 * I2C Bus Interface Unit *
 **************************/
// note offset at 0x4030_16xx for standard i2c physical

// end of testing purposes code only
XLLP_UINT32_T i2c_write(P_POST_I2C_T I2C_regs, P_XLLP_INTC_T int_regs, 
						pI2C_TX seq);

XLLP_UINT32_T i2c_read(P_POST_I2C_T i2c_regs,  P_XLLP_INTC_T int_regs, pI2C_TX seq, 
						P_XLLP_UINT8_T rx_data, XLLP_UINT32_T rx_data_len);


#endif /* XLLP_I2C_H */