IEI Integration NANO-9452 v4.01 User Manual

Page 125

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NANO-9452 EPIC Motherboard

Page 107



2E8/IRQ3

Serial Port 2 I/O port address is 2E8 and the interrupt

address is IRQ3

Serial Port2 Mode [Normal]

Use the Serial Port2 Mode option to select the Serial Port2 operational mode.



Normal

D

EFAULT

Serial Port 2 mode is normal

IrDA

Serial Port 2 mode is IrDA



ASK IR

Serial Port 2 mode is ASK IR

Parallel Port Address [Disabled]

Use the Parallel Port Address option to select the parallel port base address.



Disabled

D

EFAULT

No base address is assigned to the Parallel Port

378

Parallel Port I/O port address is 378



278

Parallel Port I/O port address is 278



3BC

Parallel Port I/O port address is 3BC

Parallel Port Mode [Normal]

Use the Parallel Port Mode option to select the mode the parallel port operates in.

Normal D

EFAULT

The normal parallel port mode is the standard mode

for parallel port operation.



Bi-directional

Parallel port outputs are 8-bits long. Inputs are

accomplished by reading 4 of the 8 bits on the

status register.



EPP

The parallel port operates in the enhanced parallel

port mode (EPP). The EPP mode supports

bi-directional communication between the system

and the parallel port device and the transmission

rates between the two are much faster than the

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