Input Clocks - 3.3 English

Control Interfaces and Processing System LogiCORE IP Product Guide (PG352)

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3.3 English
Following are the two input clocks.
Input Reference frequency
This is the frequency of the clock that is coming from the on-board clock source (REF_CLK).
Peripheral Reference frequency
This section lists the clock pins and the input frequencies for the peripherals where the clock is driven by MIO pins.
Figure 1. Input Clocks Configuration
Note: PL_ALT_REF_CLK was shown in past versions of the CIPS IP but is not supported.