MSI 865PE NEO2-LS User Guide - Page 81

Serial Port B Mode, IR Duplex Mode, IR Pin Select, Onboard Parallel Port, Parallel Port Mode, EPP

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MS-6728 ATX Mainboard Serial Port B Mode This item sets the operation mode for Serial Port B. Settings: Normal, 1.6uS, 3/16 Baud and ASKIR (the last three operation modes are settingoptions for IR function). IR Duplex Mode This setting controls the operating mode of IR transmission/ reception. Setting options: Full Duplex, Half Duplex. Under Full Duplex mode, synchronous, bi-directional transmission/reception is allowed. Under Half Duplex mode, only asynchronous, bidirectional transmission/reception is allowed. IR Pin Select Set to IRRX/IRTX when using an internal IR module connected to the IR connector. Set to SINB/SOUTB. when connecting an IR adapter to COM B. Onboard Parallel Port This field specifies the base I/O port address of the onboard parallel port. Selecting Auto allows AMIBIOS to automatically determine the correct base I/O port address. Settings: Auto, 378, 278, 3BC and Disabled. Parallel Port Mode This item selects the operation mode for the onboard parallel port: ECP, Normal, Bi-Dir or EPP. EPP Version The item selects the EPP version used by the parallel port if the port is set to EPP mode. Settings: 1.7 and 1.9. Parallel Port IRQ When Onboard Parallel Port is set to Auto, the item shows Auto indicating that BIOS determines the IRQ for the parallel port automatically. Parallel Port DMA Channel This feature needs to be configured only when Parallel Port Mode is set to the ECP mode. When Parallel Port is set to Auto, the field will show Auto indicating that BIOS automatically determines the DMA channel for the parallel port. 3-26

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MS-6728 ATX Mainboard
Serial Port B Mode
This item sets the operation mode for Serial Port B. Settings:
Normal
,
1.6uS
,
3/16 Baud
and
ASKIR
(the last three operation modes are
settingoptions for IR function).
IR Duplex Mode
This setting controls the operating mode of IR transmission/
reception. Setting options:
Full Duplex, Half Duplex.
Under
Full
Duplex
mode, synchronous, bi-directional transmission/reception
is allowed. Under
Half Duplex
mode, only asynchronous, bi-
directional transmission/reception is allowed.
IR Pin Select
Set to
IRRX/IRTX
when using an internal IR module connected to
the IR connector. Set to
SINB/SOUTB.
when connecting an IR
adapter to COM B.
Onboard Parallel Port
This field specifies the base I/O port address of the onboard parallel port.
Selecting
Auto
allows AMIBIOS to automatically determine the correct
base I/O port address. Settings:
Auto, 378
,
278
,
3BC
and
Disabled
.
Parallel Port Mode
This item selects the operation mode for the onboard parallel port:
ECP
,
Normal
,
Bi-Dir
or
EPP
.
EPP Version
The item selects the EPP version used by the parallel port if the port
is set to
EPP
mode. Settings:
1.7
and
1.9
.
Parallel Port IRQ
When
Onboard Parallel Port
is set to
Auto
, the item shows
Auto
indicating that BIOS determines the IRQ for the parallel port
automatically.
Parallel Port DMA Channel
This feature needs to be configured only when
Parallel Port Mode
is
set to the
ECP
mode. When Parallel Port is set to
Auto
, the field will
show
Auto
indicating that BIOS automatically determines the DMA
channel for the parallel port.