This anomaly applies to IC Rev. Engineering C, build codes CKAA-CA0, QIAA-CA0.
When executing from NVM and performing an NVM operation, READYNEXT might not be asserted. If the program is waiting for READYNEXT, the program stops executing.
When executing from NVM. Using READYNEXT when executing from RAM is not affected.
READYNEXT should not be used when executing from NVM.
Use READY instead. Using READY instead of READYNEXT has no penalty when executing from NVM.