MC9S12GRMV1 Datasheet, PDF (1187/1292 Pages) Freescale Semiconductor, Inc – MC9S12G Family Reference Manual and Data Sheet

240 KByte Flash Module (S12FTMRG240K2V1)
If a reset occurs while any Flash command is in progress, that command will be immediately aborted. The
state of the word being programmed or the sector/block being erased is not guaranteed.
Freescale Semiconductor
MC9S12G Family Reference Manual, Rev.1.23
1189