Intel® Cyclone® 10 LP Core Fabric and General Purpose I/Os Handbook

ID 683777
Date 2/15/2023
Document Table of Contents DIS_ACTIVE_CLK

The DIS_ACTIVE_CLK instruction breaks the CLKUSR enable latch set by the EN_ACTIVE_CLK instruction and causes the clock source to revert back to the internal oscillator.

After the DIS_ACTIVE_CLK instruction is issued, you must continue to clock the CLKUSR pin for 10 clock cycles.