Configuring the SIMATIC Box PC 620
5-20
SIMATIC Box PC 620 Manual
A5E00131465-03
“PCI IRQ line” Field
PhoenixBIOS Setup Utility
Item Specific Help
ESC
Exit
Select Item
Select Menu
+ / –
Select
Change Values
Sub-Menu
F9
F10
Setup Defaults
Save and Exit
Enter
Help
F1
Advanced
PCI Configuration
Reserves the specified
IRQ for use by legacy
ISA devices
PCI/PNP ISA IRQ Resource Exclusion
PCI IRQ line 1:
PCI IRQ line 2:
PCI IRQ line 3:
PCI IRQ line 4:
Disabled
Autoselect
3
4
5
7
9
10
11
12
14
15
PCI Device, Slot #1
PCI Device, Slot #2
Figure 5-14
”PCI Configuration” Submenu
Disabled
No interrupt possible for this PCI-IRQ line
AutoSelect
Plug and Play mechanism in BIOS selects unassigned interrupts and
allocates them to the on-board PCI devices.
3 to 15
The PCI-IRQ line is assigned to the selected interrupt.
Do not use this setting unless it is specifically required in your
application’s documentation.
Assignment of the PCI IRQ lines to the PCI slots
Box PC 620
PCI Module Interrupt Assignment (PCI-IRQ) in:
Module Interrupt
(Pin No.)
Slot 1
Slot 2
INT – A (A6)
line 1
line 2
INT – B (B7)
line 2
line 3
INT – C (A7)
line 3
line 4
INT – D (B8)
line 4
line 1
gray highlighting indicates slot module main interrupt
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