Software
270
Panel PC 2100 user's manual V1.17
4.1.10.4 Interrupt assignments in APIC mode
A total of 23 IRQs are available in APIC (
A
dvanced
P
rogrammable
I
nterrupt
C
ontroller) mode. Enabling this option
is only effective if done before the Windows operating system is installed.
IRQ
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 NONE
System timer
●
Keyboard
●
IRQ cascade
●
ACPI
1)
●
Real-time clock
●
Co-processor (FPU)
●
COM B
2)
●
○
○
○
○
○
○
○
COM C
3)
○
○
○
○
○
○
●
○
COM A
4)
○
●
○
○
○
○
○
○
COM D
5)
○
○
○
○
○
●
○
○
B&R
Option-
al
CAN
○
○
○
○
○
●
○
○
PIRQ A
6)
●
PIRQ B
7)
●
PIRQ C
8)
●
PIRQ D
9)
●
PIRQ E
10)
●
PIRQ F
11)
●
PIRQ G
12)
●
PIRQ H
13)
●
Table 258: IRQ interrupt assignments in APIC mode
1)
A
dvanced
C
onfiguration and
P
ower
I
nterface.
2)
Onboard resistive touch screen on Panel PC 2100.
3)
Monitor/Panel option, SDL/DVI transmitter, SDL3 transmitter
4)
If option 5ACCIF01.FPLS-000, 5ACCIF01.FPLS-001, COMA
5)
IF option
6)
PIRQ A: For PCIe, PCI Express root port 0, VGA controller
7)
PIRQ B: For PCIe, PCI Express root port 1, optional interface option
8)
PIRQ C: For PCIe, PCI Express root port 2, SMBus controller, ETH2 controller
9)
PIRQ D: For PCIe, PCI Express root port 3, serial ATA controller, ETH1 controller
10)
PIRQ E: XHCI host controller
11)
PIRQ F: Unused
12)
PIRQ G: Optional High Definition Audio controller
13)
PIRQ H: EHCI host controller
● ... Default setting
○ ... Optional setting
PIRQ A
APIC IRQ 16
PIRQ B
APIC IRQ 17
PIRQ C
APIC IRQ 18
PIRQ D
APIC IRQ 19
PIRQ F
APIC IRQ 21
PIRQ G
APIC IRQ 22
PIRQ H
APIC IRQ 23
System unit
PCIe 0
PCIe 1
XHCI
PIRQ E
APIC IRQ 20
USB EHCI
VGA
HDA
Interface
Option
PCIe 2
SM bus
ETH2
PCIe 3
SATA
ETH1
Figure 165: PCIe routing with enabled APIC