Input Clocks - 2.1 English

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

Document ID
PG352
Release Date
2020-12-04
Version
2.1 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. There can be two reference clocks: REF_CLK and PL_ALT_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