Description

Option

 

 

 

DMA Setting for Fast IR

Sets a DMA channel for the printer to operate in

DMA1, DMA2, DMA3,

 

ECP mode. This parameter is enabled only if

 

 

Mode is set to ECP.

 

 

 

 

Mode Setting

 

Normak (16550), IrDA (HPSIR),

 

 

ASK IR, FAST IR

LPT Port

Configure the system’s parallel port using options: Disabled and Enabled.

The table below describes the parameters in the screen. Settings in boldface are the default and suggested parameter settings.

 

Description

Option

 

 

 

Port Definition

Sets the mode for the parallel port.

Standard AT (Centronics),

 

Standard AT: Normal mode (AT compatible)

Bidirectional (PS-2),

 

Bi-directional: Bi-directional mod (PS/2

Enhanced Parallel (EPP),

 

Extended Capabilities

 

compatible)

 

 

 

Enhanced Parallel (EPP): EPP mode

 

 

Extended Compabilities (ECP): ECP mode

 

 

(requires DMA channel)

 

 

 

 

Port Address

Sets the base I/O address for the parallel port.

None/ LPT1, 378, IRQ7/ LPT2,

 

When Mode is selected as EPP mode, “3BC” will

278, IRQ5/ LPT3, 3BC, IRQ7

 

not be available.

 

Mode Setting

If ECP mode has been selected, then DMA

DMA1, DAM3

 

default is DMA1.

 

Legacy USB Support

Disabled: Disable support for Legacy Universal Serial Bus.

Enabled: Enable support for Legacy Universal Serial Bus.

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Chapter 2

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Image 44
Acer 290E manual Bidirectional PS-2, None/ LPT1, 378, IRQ7 / LPT2, ASK IR, Fast IR, DMA1, DAM3