Chapter 2
onboard registers. On the U26 DIP switches, press the side marked OFF to select a binary value
of 1 for the corresponding address bit. Press the other side of the switch to select a binary value
of 0 for the corresponding address bit. Figure 2-2 shows two possible switch settings. The black
side indicates the side of the switch that is pushed down.
Figure 2-2. Example Base I/O Address Switch Settings
Table 2-2 shows all possible switch settings and their corresponding address ranges.
© National Instruments Corporation
A9
A8
A7
A6
A5
A. Switches Set to Default Setting (Base I/O Address Hex 180)
A9
A8
A7
A6
A5
B. Switches Set to Base I/O Address Hex 2A0
U26
U26
2-3
Configuration and Installation
PC-DIO-96 User Manual