AM79C930VCW datasheet(69/161 Pages) AMD

69 / 161 page

P R E L I M I N A R Y

AMD

Am79C930

Am79C930 Device ISA Plug And Play Mode Plug And Play Register Set

ISA Plug and Play

Plug and Play Port

ADDRESS

Physical Location

Set READ_DATA port

00h

BIU

Serial Isolation

01h

BIU

Configuration Control

02h

BIU

Wake [CSN]

03h

BIU

Resource Data

04h

Flash Memory 1 FC00h–1 FFF0h

Total of 1K–16 bytes. The uppermost 16

bytes of Flash memory space are

reserved because they are the location of

the embedded 80188 core’s instruction

pointer following an Am79C930 device

reset operation.

Status

05h

BIU

Card Select Number (CSN)

06h

BIU

Logical Device Number

07h

BIU

Unused

08h–2Fh

Activate

30h

BIU

I/O Range Check

31h

BIU

Unused

32h–3Fh

Memory Base Address

0 40h

BIU

bits [23:16] descriptor

Memory Base Address

0 41h

BIU

bits [15:08] descriptor

Memory Control

42h

BIU

Memory range length

0 43h

BIU

bits [23:16] for descriptor

Memory range length

0 44h

BIU

bits [25:08] for descriptor

Unused

45h–5Fh

I/O Base Address

0 60h

BIU

bits [15:08] descriptor

I/O Base Address

0 61h

BIU

bits [07:00] descriptor

Memory Control

62h–6Fh

BIU

Interrupt request level select 0

70h

BIU

Interrupt request type select

0 71h

BIU

Unused

72h–73h

DMA Channel Select 0

74h

BIU

Unused

75h–FFh

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