Datasheet

Bit 1 – LOAD NVM Page Buffer Active Loading

This bit indicates that the NVM page buffer has been loaded with one or more words. Immediately after

an NVM load has been performed, this flag is set. It remains set until a page write or a page buffer clear

(PBCLR) command is given.

This bit can be cleared by writing a '1' to its bit location.

Bit 0 – PRM Power Reduction Mode

This bit indicates the current NVM power reduction state. The NVM block can be set in power reduction

mode in two ways: through the command interface or automatically when entering sleep with SLEEPPRM

set accordingly.

PRM can be cleared in three ways: through AHB access to the NVM block, through the command

interface (SPRM and CPRM) or when exiting sleep with SLEEPPRM set accordingly.

Value Description

NVM is not in power reduction mode.

NVM is in power reduction mode.

SAM D21 Family

NVMCTRL – Nonvolatile Memory Controller

Datasheet Complete

DS40001882D-page 403