178
Software • BIOS options
Automation PC 820 User's Manual V 1.20
1.12.5 Interrupt routing for BIOS up to V1.12
Information:
IF slots cannot be used in system units with revision A0.
Figure 72: Interrupt routing for BIOS up to V1.12
Information:
The PIRQ C must be set to exclusive for an exclusive interrupt in the BIOS. In this
case, devices cannot be connected to the USB interfaces (USB2 and USB4).
PIRQ A
APIC IRQ16
CPU module
UHCI 3
B0:D29:F3
VGA
B0:D2:F0, B0:D2:F1
PIRQ B
APIC IRQ17
PIRQ C
APIC IRQ18
PIRQ D
APIC IRQ19
PIRQ E
APIC IRQ20
Root 0/4
PCI-EX
Root 1/5
PCI-EX
Root 2
PCI-EX
UHCI 1
B0:D29:F1
PIRQ F
APIC IRQ21
PIRQ G
APIC IRQ22
UHCI 0
B0:D29:F0
PIRQ H
APIC IRQ23
EHCI
B0:D29:F7
Basis board
Intel 82573L
PCI-EX Slot 4
Realtek 8111B
B3:D0:F0
(PCI-EX Slot 5)
Native IDE
SM-Bus
B0:D31:F3
UHCI 2
B0:D29:F2
D
C
B
A
POWERLINK
CAN
TIMER
Root 3
PCI-EX
Содержание 5PC820.SX01-00
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