ECM-3610/3610L
ECM-3610/3610L User’s Manual 63
4.5.5.5 Primary/Secondary Master/Slave UDMA
Ultra DMA/33 implementation is possible only if your IDE hard drive supports it and the
operating environment includes a DMA driver (Windows 95 OSR2 or a third-party IDE bus
master driver). If your hard drive and your system software both support Ultra DMA/33,
select Auto to enable BIOS support.
The Choice: Auto, Disabled.
4.5.5.6 Init Display First
This item allows you to decide to active whether PCI Slot or AGP first.
The choice: PCI Slot, AGP.
4.5.5.7 IDE HDD Block Mode
Block mode is also called block transfer, multiple commands, or multiple sector read/write.
If your IDE hard drive supports block mode (most new drives do), select Enabled for
automatic detection of the optimal number of block read/writes per sector the drive can
support.
The Choice: Enabled, Disabled.
4.5.5.8 Onboard FDC Controller
Select Enabled if your system has a floppy disk controller (FDC) installed on the system
board and you wish to use it. If you install and-in FDC or the system has no floppy drive,
select Disabled in this field.
The Choice: Enabled, Disabled.
4.5.5.9 Onboard Serial Port 1/Port2
Select an address and corresponding interrupt for the first and second serial ports.
The choice: 3F8/IRQ4, 2E8/IRQ3, 3E8/IRQ4, 2F8/IRQ3, Disabled, Auto.
4.5.5.10 UART 2 Mode
Select UART 2 mode as standard serial port or IR port.
The choice: Standard, ASKIR, HPSIR.
4.5.5.11 IR Function Duplex
Select the value required by the IR device connected to the IR port. Full-duplex mode
permits simultaneous two-direction transmission. Half-duplex mode permits transmission
in one direction only at a time.
The Choice: Half, Full.
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