niao.h

SMBUS对eeprom的操作

//EEPROM's ADDress 0xA0,24c32w是4096*8的存储器，地址要用双字节


///////////////////////////////////////全局变量定义///////////////////////////////////////////////////
#define WRITE 0x00
#define READ  0x01
//MT是主发送器，MR为主接受器
#define SMB_BUS_ERROR 0x00
#define SMB_START 0x08
#define SMB_RP_START  0x10
#define SMB_MTADDACK 0x18
#define SMB_MTADDNACK 0x20
#define SMB_MTDBACK 0x28
#define SMB_MTDBNACK 0x30
#define SMB_MRADDACK 0x40
#define SMB_MRADDNACK 0x48
#define SMB_MRDBACK   0x50
#define SMB_MRDBNACK 0x58