Frame Lock State Machine - 4.0 English

10G/25G High Speed Ethernet Subsystem Product Guide (PG210)

Document ID
PG210
Release Date
2021-10-27
Version
4.0 English

The frame lock state machine searches for the frame marker, consisting of 16 consecutive 1s followed by 16 consecutive 0s. This functionality is fully specified in IEEE Std. 802.3, Clause 72, Fig. 72-4. When frame lock has been achieved, frame_lock is set to a value of TRUE.