PCI1221 datasheet(92/123 Pages) TI

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ExCA I/O window 0 and 1 start-address low-byte register (index 08h, 0Ch)

Bit

Name

ExCA I/O window 0 and 1 start-address low byte

Type

R/W

Default

ExCA I/O window 0 start-address low byte

Offset:

CardBus socket address + 808h; Card A ExCA offset 08h

Card B ExCA offset 48h

ExCA I/O window 1 start-address low byte

Offset:

CardBus socket address + 80Ch; Card A ExCA offset 0Ch

Card B ExCA offset 4Ch

Type:

Read/write

Default:

00h

Size:

One byte

Description: These registers contain the low byte of the 16-bit I/O window start address for I/O windows 0

and 1. The eight bits of these registers correspond to the lower eight bits of the start address.

ExCA I/O window 0 and 1 start-address high-byte register (index 09h, 0Dh)

Bit

Name

ExCA I/O window 0 and 1 start-address high byte

Type

R/W

Default

ExCA I/O window 0 start-address high byte

Offset:

CardBus socket address + 809h; Card A ExCA offset 09h

Card B ExCA offset 49h

ExCA I/O window 1 start-address high byte

Offset:

CardBus socket address + 80Dh; Card A ExCA offset 0Dh

Card B ExCA offset 4Dh

Type:

Read/write

Default:

00h

Size:

One byte

Description: These registers contain the high byte of the 16-bit I/O window start address for I/O windows 0

and 1. The eight bits of these registers correspond to the upper eight bits of the end address.

PCI1221 датащи(PDF) 92 Page - Texas Instruments

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