ADLINK cPCI-8301 - Manual (Page 13)

Introduction 5
Figure 1-4: cPCI-8301 Bottom View
1.6 Number of Boards Supported per PCI Bus
The maximum number of cPCI-8301 boards that can be supported
on one PCI bus is dependant on the frequency of the PMC cards
installed. Please refer to the following table:
Note: If one or more 33MHz PMC cards is installed, all cards
will run at 33MHz, and this will determine the maximum
number of boards supported.
PMC Card frequency 33MHz 66MHz
Number of Boards
on one PCI bus
4 2