User Guide

File No. 960-140
3-67
8. I/O ports
This option controls settings for the serial and parallel ports and the sound system.
NOTE: Do not assign the same interrupt request level and I/O address to the
serial port and PC card.
(a) Serial
Use this option to set the COM level for the serial port. The serial port
interrupt request level (IRQ) and I/O port base address for each COM level is
shown below:
COM level Interrupt level I/O address
COM1 4 3F8H (Serial port default)
COM2 3 2F8H
COM3 4 3E8H
COM3 5 3E8H
COM3 7 3E8H
COM4 3 2E8H
COM4 5 2E8H
COM4 7 2E8H
Not Used Disables the port
Others Others settings made automatically by plug-and-play
operating systems