https://support.criticallink.com/redmine/projects/mityarm-5cs/wiki/External_Serial_EPCQ_PROM_Usage
External Serial EPCQ PROM Usage - MitySOM-5CSX Altera Cyclone V - Critical Link Support
https://community.altera.com/kb/knowledge-base/is-there-a-known-problem-when-examining-an-epcq-device-for-the-first-time-when-u/348088
Is there a known problem when examining an EPCQ device for the first time when using the Quartus II...
Nov 20, 2025 - Is there a known problem when examining an EPCQ device for the first time when using the Quartus II Programmer version 13.1? - 348088