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4. BIOS Setup
4.8.5 On Board Serial Port A/B
This option specifies the base I/O port address of serial port A/B.
4.8.6 On Board Parallel Port
This option specifies the base I/O port address of the parallel port on the motherboard.
4.8.7 Parallel Port Mode
This option specifies the parallel port mode. The Optimal default setting is
Normal.
The
Fail-Safe default setting is
Disabled.
The settings are:
Setting
Description
Normal
The normal parallel port mode is used.
EPP
The parallel port can be used with devices that adhere to the
Enhanced Parallel Port (EPP) specification. EPP uses the
existing parallel port signals to provide asymmetric bi-
directional data transfer driven by the host device.
ECP
The parallel port can be used with devices that adhere to the
Extended Capabilities Port (ECP) specification. ECP uses the
DMA protocol to achieve data transfer rates up to 2.5
Megabits per second. ECP provides symmetric bi-directional
communication.
4.8.8 Parallel Port IRQ
This option specifies the IRQ used by the parallel port. The settings are A
uto, (IRQ) 5,
or
(
IRQ) 7
4.8.9 Parallel Port DMA Channel
This option is only available if the setting for the
Parallel Port Mode
option is
ECP.
This
option sets the DMA channel used by the parallel port.
4.8.10 On Board Midi Port
This field sets the address of the onboard MIDI connector.
4.8.11 Midi IRQ Select
This field is not available if you select Disabled in On Board Midi Port.
Summary of Contents for DR742e
Page 1: ...Advanced Socket 370 Motherboard DR742e User s Manual...
Page 8: ...8 Contents...
Page 10: ...10 1 Introduction...
