EFST
F49L004UA / F49L004BA
Figure 26. Temporary Sector Unprotect Algorithm
Start
RESET = VID (Note 1)
Program Erase or Program Operation
Operation Completed
RESET = VIH
Temporary Sector Unprotect Completed (Note 2)
Notes :
1. All protected status are temporary unprotect.
VID = 11.5V~12.5V
2. All previously protected sectors are protected again.
Elite Flash Storage Technology Inc.
Publication Date : Sep. 2003
Revision: 1.0 42/46