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2 it8888 isa decode memory – IEI Integration IOWA-LX-600 User Manual

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IOWA-LX-600 Half-size CPU Card

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Slow Speed

Set the I/O speed to Slow

Medium Speed

(Default)

Set the I/O speed to Medium

Decode IO Address x [15:0] [Varying defaults]

Use the Decode IO Address option to manually enter the IO address that should be used

by this IO space. The defaults for the different IO spaces are shown below

IO Space 0: 0100

IO Space 1: 0180

IO Space 2: 0200

IO Space 3: 0340

IO Space 4: 0300

IO Space 5: 0A79

Decode IO Size x [Varying defaults]

Use the Decode IO Size option to manually enter the size of the IO space. The defaults

for the different IO spaces are shown below

IO Space 0: 64 Bytes

IO Space 1: 64 Bytes

IO Space 2: 128 Bytes

IO Space 3: 32 Bytes

IO Space 4: 64 Bytes

IO Space 5: 1 Bytes

5.5.2 IT8888 ISA Decode Memory

Access the IT8888 ISA Decode Memory configuration settings (

6

BIOS Menu 9) in the

Integrated Peripherals menu and make the appropriate I/O space settings.