Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Fujitsu/MB9BF61xT/ETHERNET_MAC0/rxallignmenterror#0x0
Number of frames received with alignment (dribble) error. Valid only in 10/100 mode.
https://github.com/cmsis-svd/cmsis-svd-data