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Integrated Peripherals Sub-Menu
The options in this sub-menu configure the onboard serial and parallel ports and disk controllers.
Figure 20 — Integrated Peripherals sub-menu.
COM A
This option configures the serial port labeled on the front panel as COM A. The choices for I/O
base addresses and IRQs are: Disabled; 3F8H, IRQ4; 2F8H, IRQ3; 3E8H, IRQ4; 2E8H,
IRQ3; and Auto. Auto causes the System BIOS to choose a base address and IRQ setting that
avoids conflicting with the other ports. The default I/O base and IRQ for this COM port is
3F8H, IRQ4.
COM B
This option configures the serial port labeled on the front panel as COM B. The choices for I/O
base addresses and IRQs are: Disabled; 3F8H, IRQ4; 2F8H, IRQ3; 3E8H, IRQ4; 2E8H,
IRQ3; and Auto. Auto causes the System BIOS to choose a base address and IRQ setting that
avoids conflicting with the other ports. The default I/O base and IRQ for this COM port is
2F8H, IRQ3.
LPT Port
This option configures the parallel port labeled on the front panel as LPT. The choices for I/O
base addresses and IRQs are: Disabled; 378H, IRQ7; 278H, IRQ5; and Auto. Auto causes the
System BIOS to choose a base address and IRQ setting that avoids conflicting with the other
ports. The default I/O base and IRQ for this LPT port is 378H, IRQ7.
LPT Mode
This option sets the mode under which the LPT port operates. The selections are: Output only;
Bi-directional; and ECP. ECP is the default.
Diskette Controller
This option enables or disables the onboard floppy disk controller. The default is Enabled.
Chapter Five: BIOS Setup 23
CS Manual LAYOUT#1787 3/9/98 5:33 PM Page 23