2. Interrupt Lines
Express5800/R110f-1E User’s Guide
148
Chapter 4 Appendix
2.
Interrupt Lines
Interrupt lines are assigned as factory settings as shown below. Use this table as a reference when you add
optional devices.
•
Interrupt lines
As factory settings, interrupt lines are assigned as follows.
IRQ
Peripheral Device (Controller)
IRQ
Peripheral Device (Controller)
0 System
timer
8 Real-time
clock
1
−
9 Microsoft
ACPI-Compliant
System
2 Cascade
connection
10 PCI
3
COM 2 serial port
11
PCI
4
COM 1 serial port
12
−
5
PCI
13
Arithmetic operation processor
6
−
14
−
7
−
15
−
