VT82C596 datasheet(71/96 Pages) ETC

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VT82C596B

Revision 0.3 June 17, 1999

-65-

Function 3 Registers - Power Management and SMBus

7HFKQRORJLHV ,QF

:H &RQQHFW

System Management Bus-Specific Configuration Registers

Offset 93-90 – SMBus I/O Base........................................RW

31-16 Fixed

.................................... always reads 00h

15-4 I/O Base

.......................................... default = 00h

3-0

Fixed

................................ always reads 0001b

Offset D2 – SMBus Control..............................................RW

7-4

Reserved

........................................ always reads 0

SMBus Interrupt Select

SMI

.....................................................default

1SCI

2-1

Reserved

........................................ always reads 0

SMBus Controller Enable

Disable ...................................................default

1Enable

Offset D3 – SMBus Host Slave Command...................... RW

7-0

SMBus Host Slave Command Code.......... default=0

Offset D4 – SMBus Slave Address for Port 1................. RW

7-1

SMBus Slave Address for Port 1............... default=0

R/W for Shadow Port 1

Disable................................................... default

1Enable

Offset D5 – SMBus Slave Address for Port 2................. RW

7-1

SMBus Slave Address for Port 2............... default=0

R/W for Shadow Port 2

Disable................................................... default

1Enable

Offset D6 – SMBus Revision ID ....................................... RO

7-0

SMBus Revision Code

VT82C596 数据表(PDF) 71 Page - List of Unclassifed Manufacturers

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