Cyclone® V Device Handbook: Volume 1: Device Interfaces and Integration

ID 683375
Date 10/18/2023
Document Table of Contents GCLK Control Block

You can select the clock source for the GCLK select block either statically or dynamically using internal logic to drive the multiplexer-select inputs.

When selecting the clock source dynamically, you can select up to two PLL counter outputs and up to two clock pins.

Figure 43. GCLK Control Block for Cyclone® V Devices