i2c.h

ARM9摄象头驱动程序

#ifndef _I2C_H_
#define _I2C_H_

//#define I2C_CLKDIV    0x17    //(100kbps for 96MHz BCLK)
#define I2C_CLKDIV	0x13

//
//      Sensor Slave Address
//

#define SA_W 0xB8		//last bit 0 => WRITE
#define SA_R 0xB9		//last bit 1 => READ

U32 I2C_write(U32 reg, U32 data);
U32 I2C_read(U32 reg, U32 * _data);
U32 I2C_test(void);

#endif