2014年12月8日 星期一

cpu smbus access

B:X|D:15|F:0 config 0x188 and then 0x184 0x188 -> 31:28 1010 specifies EEPROM’s. 0x188 -> 27 1’ = Clock signal is released high, allowing normal operation of CMD. 0x184 -> 23:16 Offset. 0x184 -> 31 SMB_CMD_TRIGGERCMD trigger 0x184 -> 29 SMB_WORD_ACCESS (0:byte, 1:word) 0x184 -> 28:27 SMB_WRT_PNTR (00:read. 01:write) 0x184 -> 26:24 SMB_SA. slave address

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