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IMB200 LGA775 ATX MB User Manual
Award Bios Utility 55
The choice: Half, Full.
z
UR2 Duplex Mode
Half: Data is completely transmitted before receiving
Data
Full: Transmits and receives data simultaneously.
z
Onboard Parallel Port
378/IRQ7, 3BC/IRQ7, 278/IRQ5 Select the I/O
address and IRQ for the onboard parallel port.
Disabled: Disables the onboard parallel port.
z Parallel Port Mode
The options are SPP, EPP, ECP and ECP+EPP. These apply to a
Standard specification and will depend on the type and speed of
You device. Refer to your peripherals manual for the best option.
SPP – Allows normal speed operation but in one direction
only.
ECP (Extended Capabilities Port) – Allow parallel port to
operate in bidirectional mode and at a speed faster then
the normal mode’s data transfer rate.
EPP (Enhanced Parallel Port) – Allows bidirectional
parallel port operation at maximum speed.
z
ECP mode Use DMA
This is used to select a DMA channel of the parallel port.
7.6.4 Onboard UART 3/4
Use the onboard UART. In this mode you should use the
Picasso SDK UART-functions. The. Data will be set to the RS-
232 a connector