System Resources; Interrupt Request (Irq) Lines - Kontron ETX®-CN8 User Manual

8

System Resources

8.1

Interrupt Request (IRQ) Lines

In 8259 PIC mode
IRQ #
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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.
Kontron User's Guide ETX®-CN8
Used For
Timer0
Keyboard
Slave 8259
COM2
COM1
LPT2
Floppy Drive Controller
LPT1
RTC
SCI
COM3
COM4
PS/2 Mouse
FPU
IDE0
IDE1
45
Available Comment
No
No
No
No Note (1)
No Note (1)
Yes Note (2)
No Note (1)
No Note (1)
No
No Note (3)
Yes Note (2)
Yes Note (2)
No Note (1)
No
No Note (1)
No Note (1)
8 System Resources