Appendix C Irq And I/O Port Address - NEC Express5800 120Li User Manual

Appendix C
IRQ and I/O Port Address
The factory-set interrupt requests and I/O port addresses are listed below. Find an appropriate one to
install an optional device.
Interrupt Request
The factory-set IRQs are assigned as follows:
IRQ Peripheral Device (Controller)
0 System timer
1 –
2 –
3 Serial port COM2
4 Serial port COM1
5 PCI
6 –
7 –
8 Real-time clock
IRQ Peripheral Device (Controller)
9 ACPI
10 PCI
11 BMC
12 –
13 Numeric coprocessor
14 Primary IDE
15 Secondary IDE
16 PCI