NEC ShieldPRO FC-N21S Ruggedised Notebook Computer
User’s Guide 0318-00002 Ver. 2.0 Dec 2008 – Page 159
11.
Appendices
11.1. Interrupt Request (IRQ) Table
The table below lists interrupt requests 0 to 15. A smaller interrupt level has a higher priority.
List of assignment levels
Interrupt level
Setting at shipment from factory
IRQ00
Counter/timer
IRQ01
Keyboard (PS/2)
IRQ02
Interrupt controller
IRQ03
USB
IRQ04
COM (serial port)
IRQ05
USB (connect/disconnect-proof enhanced port)/Sound/Wireless LAN/SD
cards
IRQ06
(Not used)
IRQ07
(Not used)
IRQ08
System CMOS/realtime clock
IRQ09
Microsoft ACPI-Compliant System
IRQ10
Touch panel/modem/SMBus controller
IRQ11
Fingerprint sensor/LAN/PC card bus controller
IRQ12
Touch pad
IRQ13
Math coprocessor
IRQ14
Primary IDE
IRQ15
Secondary IDE