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Appendix D
Common Questions
VXI-1394 Interface for Windows NT/98
What is the accuracy of the CLK10 signal?
The CLK10 generated by the VXI-1394 is 100 ppm (0.01%) as per the
VXIbus specification. If you need a more accurate CLK10 signal, you can
use the EXTCLK input at the front of the VXI-1394.
What is shared memory and dual-ported memory?
These terms refer to a block of memory that is accessible to both a client
and a server. The memory block operates as a message buffer for
communications. Shared memory is applicable only if you are using either
A24 or A32 address space.
D-6
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