F71858 Datasheet, PDF (32/66 Pages) Feature Integration Technology Inc. – Hardware KBC with ACPI, Temp. and Fan Control

F71858
7.2 KBC Registers
7.2.1 Logic Device Number Register
Logic Device Number Register  Index 07H
Bit
Name
R/W Default
Description
7-0 LDN
R/W 00h 00h: Select KBC device configuration registers.
01h: Select PME & ACPI device configuration registers.
02h: Select hardware monitor device configuration registers.
7.2.2 KBC Configuration Registers
KBC Device Enable Register  Index 30h
Bit
Name
R/W Default
Description
7-1 Reserved
0 KBC_EN
-
- Reserved
R/W 1 0: disable KBC.
1: enable KBC.
Base Address High Register  Index 60h
Bit
Name
R/W Default
Description
7-0 BASE_ADDR_HI
R/W 00h The MSB of KBC base address.
Base Address Low Register  Index 61h
Bit
Name
R/W Default
Description
7-0 BASE_ADDR_LO R/W 60h The LSB of KBC base address.
Keyboard IRQ Channel Enable Register  Index 70h
Bit
Name
R/W Default
Description
7-6 Reserved
0 ENKBCIRQ
-
- Reserved.
R/W 1B Enable the IRQ channel for Keyboard.
Mouse IRQ Channel Enable Register  Index 72h
Bit
Name
R/W Default
Description
7-6 Reserved
0 ENMOCIRQ
-
- Reserved.
R/W 1B Enable the IRQ channel for Mouse.
32
July, 2007
V.26P