Chapter 6 NI-VXI Configuration Utility
VXI/VME-PCI8022 for Solaris 6-6
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National Instruments Corporation
Device Type
This field indicates the classification of the PCI-MXI-2. The default
value is MBD, designating a message-based device. The following
table shows the available options.
The device type affects only the content s o f t h e Devic e C lass fi eld i n
the Device Type register. The functionality of the other registers does
not change.
Address Space
This field indicates the addressing mode(s) of the device’s operational
registers. The PCI-MXI-2 can be configured in one of three ways. The
default addressing mode is for A16 space only. Your other options are
A16/A24 and A16/A32.
Notice that several other controls on the configuration editor panel are
disabled when the addressing mode is A16, as shown in Figure 6-3.
Only if you select A16/A24 or A16/A32 are the following controls
relevant:
•VXI Shared RAM Size
•Shared RAM Pool
• Advanced
– Byte Swapping
– Memory Select
–Mapping
Logical Address Range Default Value
0 to 254 0
Classification Setting
Extended Device EXT
Message-Based Device MBD
Register-Based Device RBD