User Manual

PL3000 Series Reference Manual
2-20
 I/O Device Configuration
Specifies the address and interrupt level of the I/O ports. Point the cursor to the [I/O Device Configuration] on
the [Integrated Device Configration] screen and press the [Enter] Key, so that the following screen will be
displayed.
COM Port 1, 2, 3, 4
Specifies whether to use the COM port.
[Enabled] Uses the COM port.
[Disabled] Does not use the COM port.
Base I/O Address
Specifies the base I/O address of the COM port. The base I/O address must be unique among the COM ports.
When [COM Port] is [Disabled], this option is not displayed.
[3F8] (Factory default setting for COM1) The base I/O address is set to 03F8h-03FF.
[2F8] (Factory default setting for COM2) The base I/O address is set to 02F8h-02FF.
[3E8] (Factory default setting for COM3) The base I/O address is set to 03E8h-03EF.
[2E8] (Factory default setting for COM4) The base I/O address is set to 02E8h-02EF.
Interrupt
Specifies the interrupt No. of the COM port. The interrupt No. must be unique among the COM ports. When
[COM Port] is [Disabled], this option is not displayed.
[IRQ3] (Factory default setting for COM2) The interrupt No. is set to 3.
[IRQ4] (Factory default setting for COM1) The interrupt No. is set to 4.
[IRQ10] (Factory default setting for COM4) The interrupt No. is set to 10.
[IRQ11] (Factory default setting for COM3) The interrupt No. is set to 11.