3-16
MS-9121 E-ATX Mainboard
serial ports. The settings are: 3F8/IRQ4, 2E8/IRQ3, 3E8/IRQ4, 2F8/IRQ3,
Disabled, Auto.
UART Mode Select
This setting allows you to specify the operation mode for serial port 2.
Setting options: Standard, IrDA SIR, Sharp IR.
Standard RS-232C Serial Port
IrDA SIR IrDA-compliant Serial Infrared Port
Sharp IR Amplitude Shift Keyed Infrared Port
Onboard Parallel Port
There is a built-in parallel port on the on-board Super I/O chipset that
provides Standard, ECP, and EPP features. It has the following options:
Disabled
3BC/IRQ7 Line Printer port 0
278/IRQ5 Line Printer port 2
378/IRQ7 Line Printer port 1
Parallel Port Mode
SPP: Standard Parallel Port
EPP 1.7/EPP 1.9: Enhanced Parallel Port
ECP: Extended Capability Port
ECP + EPP: Extended Capability Port + Enhanced Parallel Port
To operate the onboard parallel port as Standard Parallel Port only, choose
“SPP.” To operate the onboard parallel port in the EPP mode
simultaneously, choose “EPP.” By choosing “ECP”, the onboard paral-
lel port will operate in ECP mode only. Choosing “ECP + EPP” will
allow the onboard parallel port to support both the ECP and EPP modes
simultaneously.
ECP Mode Use DMA
The ECP mode has to use the DMA channel, so choose the onboard
parallel port with the ECP feature. After selecting it, the following mes-
sage will appear: “ECP Mode Use DMA.” At this time, the user can
choose between DMA channel 3 or 1.
PWRON After PWR-Fail
This setting specifies whether your system will reboot after a power fail-
ure or interrupts occurs. Available settings are:
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