Specifications

Table 7-12

System I/O Addresses (Continued)

I/O Address (hex)

System Function (shipping configuration)

 

 

054 - 059

Unused

 

 

060

Keyboard controller

 

 

061

System speaker

 

 

062

MS ACPI-Compliant embedded controller

 

 

063

System board resources

 

 

064

Keyboard controller

 

 

065

System board resources

 

 

066

MS ACPI-Compliant embedded controller

 

 

067

System board resources

 

 

068

Unused

 

 

070 - 071

RTC/CMOS

 

 

072 - 073

RTC/CMOS

 

 

074 - 077

Motherboard resources

 

 

078 - 079

Unused

 

 

080 - 08F

DMA page registers

 

 

090 - 09F

System board resources

 

 

0A0 - 0A1

Interrupt controller no.2

 

 

0A2 - 0A3

Unused

 

 

0A4 - 0BD

System board resources

 

 

0BE - 0BF

Unused

 

 

0C0 - 0DF

DMA controller 2

 

 

0E0 - 0EF

Unused

 

 

0F0 - 0FF

Numeric data processor

 

 

7–16

Maintenance and Service Guide