ESMT
F49L160UA/F49L160BA
Operation Temperature condition -40°C~85°C
Figure 20. Toggle Bit Algorithm
Start
Read DQ7 ~ DQ0
Read DQ7 ~ DQ0
(Note 1)
No
Toggle Bit = DQ6
Toggle?
Yes
No
DQ5 = 1?
Yes
Read DQ7~DQ0 Twice
(Note 1,2)
No
Toggle bit DQ6
=
Toggle?
Yes
Program / Erase operation
Not complete, write
reset command
Program / Erase
operation complete
Note :
1. Read toggle bit twice to determine whether or not it is toggle.
2. Recheck toggle bit because it may stop toggling as DQ5 change to "1".
Elite Semiconductor Memory Technology Inc.
Publication Date : Jan. 2008
Revision: 1.4
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