Справочник Пользователя для Siemens PANEL PC 877

Detailed descriptions

17.6 BIOS setup

SIMATIC Panel PC 877

17-58

Operating instructions, Release 07/2006, A5E00877780-01

"PCI IRQ channels" field

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Figure 17-15 The PCI IRQ channel field

Disabled

No interrupt possible for the selected PCI IRQ channel

AutoSelect

Plug and Play mechanism in BIOS selects unassigned interrupts and allocates them

to the on-board PCI devices.

3 to 15

The selected PCI IRQ channel is assigned permanently to the selected interrupt. You

should only select this setting if this is specified in the documentation for your

application.

Assignment of the PCI IRQ channels to the PCI slots.

Box PC 840

PCI modules interrupt assignment (PCI IRQ) in:

Module interrupt

(Pin No.)

Slot 1

Slot 2

Slot 3

Slot 4

INT - A (A6)

channel 1

channel 2

channel 3

channel 4

INT - B (B7)

channel 2

channel 3

channel 4

channel 1

INT - C (A7)

channel 3

channel 4

channel 1

channel 2

INT - D (B8)

channel 4

channel 1

channel 2

channel 3

Bold letters indicate the master interrupt of the slot module