Chapter 3
VXIpc 800 Series Configuration and Installation
VXIpc 800/700 Series User Manual
3-12
©
National Instruments Corporation
Figure 3-12. System CMOS
Parallel Port DMA Level
You can use jumper W4 to configure the parallel port for either DMA
level 1 or DMA level 3. Refer to Figure 3-13 for the jumper settings.
Figure 3-13. Parallel Port DMA Channel
Ethernet Power-On Defaults
The VXIpc-800 Ethernet circuitry loads its power-on settings from an
EEPROM. You should not change switch S1 from its default setting;
however, the switch setting required to do so is included in Figure 3-14
for informational purposes.
W2
W2
a. Normal Operation
(Default)
b. Clear CMOS
Contents
W4
W4
a. Parallel Port Uses DMA
Channel 1 (Default)
b. Parallel Port Uses
DMA Channel 3
