Customizable Flash Programmer User Guide

ID 683271
Date 4/28/2023
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3.2.2. Assigning External Clock Source for the IP Cores

The reference design utilizes the internal oscillator as the clock source. If you want to use an external clock as the source, you need to assign the external clock pin in Pin Assignment Editor accordingly.

For certain devices such as Stratix® IV, you cannot use the internal oscillator as the clock source. You must use an external clock as the source and you need to assign the external clock pin accordingly.