8 System Resources
Kontron User's Guide ETX®-CN8
46
In APIC mode:
IRQ #
Used For
Available
Comment
0
Timer0
No
1
Keyboard
No
2
Slave 8259
No
3
COM2
No
Note (1)
4
COM1
No
Note (1)
5
PCI/LPT2
Yes
Note (2)
6
Floppy Drive Controller
No
Note (1)
7
LPT1
No
Note (1)
8
RTC
No
9
SCI
No
System Control Interrupt (3)
10
COM3
Yes
Note (2)
11
COM4
Yes
Note (2)
12
PS/2 Mouse
No
Note (1)
13
FPU
No
14
IDE0
No
Note (1)
15
IDE1
No
Note (1)
16
LNKA
For PCI
PCI IRQ line 1 + Graphics controller
17
LNKB
For PCI
PCI IRQ line 2 + HD Audio
18
LNKC
For PCI
PCI IRQ line 3
19
LNKD
For PCI
PCI IRQ line 4
20
LNKA
No
IDE Cont UHCI Controller #1
21
LNKB, LNKC
No
SATA Cont EHCI Controller
22
LNKB
No
UHCI Controller #2
23
LNKA
No
LAN Controller
27
LINKH
No
PCI to PCI Bridge
31
LINKH
No
PCI to PCI Bridge
Note:
1 If the “Used For” device is disabled in setup, the corresponding interrupt is available for other devices.
2 Unavailable if baseboard is equipped with an I/O controller SMC FDC37C669, and the device is enabled in
setup.
3 Unavailable in Advanced Configuration and Power Interface (ACPI) mode. Used as System Control
Interrupt (SCI) in ACPI mode.
8.2
Direct Memory Access (DMA) Channels
DMA #
Used for
Available
Comment
0
Yes
1
Yes
2
FDC
No
If the “used-for” device is disabled in setup, the corresponding DMA channel is
available for other devices.
3
LPT
Yes
Unavailable if LPT is used in ECP mode.
4
Cascade
No
5
Yes
6
Yes
7
Yes
Содержание ETX -CN8
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Страница 40: ...6 Design Considerations Kontron User s Guide ETX CN8 40 6 2 2 18031 0000 99 1 Heatspreader through hole ...
Страница 42: ...6 Design Considerations Kontron User s Guide ETX CN8 42 6 3 2 Location and Pinout of fan connector J2 ...
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