Advantech PCA-6188, Руководство пользователя

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39 Chapter 3
and at a speed faster than the maximum data transfer rate. “ECP + EPP”
allows normal speed operation in a two-way mode.
3.6.21 EPP Mode Select
This field allows you to select EPP port type 1.7 or 1.9. The choices:
"EPP1.9", "EPP1.7".
3.6.22 ECP Mode Use DMA
This selection is available only if you select “ECP” or “ECP + EPP” in
the Parallel Port Mode field. In ECP Mode Use DMA, you can select
DMA channel 1, or DMA channel 3. Leave this field on the default set-
ting.
3.6.23 PWRON After PWR-Fail
Use this to set up the system after power failure. The "Off" will keep the
system powered off after power failure, the "On" will boot up the system
after failure, and the "Former-Sts" will return the system to the status
before power failure.
3.7 Power Management Setup
The power management setup controls the single board computer's
“green” features to save power. The following screen shows the manufac-
turer’s defaults.
Figure 3.9: Power management setup screen (1)