MSI MS-6580-060 User Guide - Page 75

OnBoard Serial Port A/B

Page 75 highlights

BIOS Setup OnBoard Serial Port A/B These items specify the base I/O port addresses of the onboard Serial Port A (COM A)/Serial Port B (COM B). Selecting Auto allows AMIBIOS to automatically determine the correct base I/O port address. Settings: Auto, 3F8/COM1, 2F8/COM2, 3E8/COM3, 2E8/COM4, Disabled. Serial Port B Mode This item sets the operation mode for Serial Port B. Settings: Normal, 1.6 uS, 3/16 Baud and ASKIR (the last three operation modes are setting options for IR function). IR Pin Select Set to IRRX/IRTX when using an internal IR module connected to the IR header. 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, 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, 1.9. Parallel Port IRQ When 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. OnBoard Midi Port The field specifies the base I/O port address for the onboard Midi Port. 3-25

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3-25
BIOS Setup
OnBoard Serial Port A/B
These items specify the base I/O port addresses of the onboard Serial
Port A (COM A)/Serial Port B (COM B).
Selecting
Auto
allows AMIBIOS
to automatically determine the correct base I/O port address.
Settings:
Auto, 3F8/COM1
,
2F8/COM2
,
3E8/COM3
,
2E8/COM4
,
Disabled
.
Serial Port B Mode
This item sets the operation mode for Serial Port B.
Settings:
Normal
,
1.6 uS, 3/16 Baud
and
ASKIR
(the last three operation modes are set-
ting options for IR function).
IR Pin Select
Set to
IRRX/IRTX
when using an internal IR module connected to the
IR header.
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
,
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
,
1.9
.
Parallel Port IRQ
When 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.
OnBoard Midi Port
The field specifies the base I/O port address for the onboard Midi Port.