W19B(L)320ST/B
7.11 Toggle Bit Algorithm
START
Read DQ7-DQ0
Read DQ7-DQ0
No
Toggle Bit
=Toggle?
Yes
No
DQ5=1?
Yes
Read DQ7-DQ0
Twice
No
Toggle Bit
=Toggle?
Yes
Program/Erase
Operation Not
Program/Erase
Complete
Complete,Write
Reset Command
Note: The system should recheck the toggle bit even if DQ5 =”1” because the toggle bit may stop toggling as DQ5 changes to
“1”. See the subsections on DQ6 and DQ2 for more information
Publication Release Date: March 23, 2004
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Revision A2