VIA Technologies KM400, Руководство пользователя

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BIOS
Page 4-17
UR2 Duplex Mode
This item allows you to select IR half/full duplex function.
Options: Half, Full.
Use IR Pins
This item allows you to select IR transmission routes, one is RxD2, TxD2 (COM Port)
and the other is IR-Rx2Tx2.
Options: IR-Rx2Tx2; RxD2, TxD2.
Onboard Parallel Port
This field allows the user to configure the LPT port.
Options: 378/IRQ7, 278/IRQ5, 3BC/IRQ7, Disabled.
Parallel Port Mode
This field allows the user to select the parallel port mode.
Options: SPP, EPP, ECP, ECP+EPP, Normal.
EPP Mode Select
This item allows you to determine the IR transfer mode of onboard I/O chip. Options:
EPP1.9, EPP1.7.
ECP Mode USE DMA
This field allows the user to select DMA1 or DMA3 for the ECP mode.
Options: DMA1, DMA3.