MX29LV640BU Macronix International, MX29LV640BU Datasheet - Page 57

• Manufacturer Part Number: MX29LV640BU
• Description: 64M-BIT [4M x 16] CMOS EQUAL SECTOR FLASH MEMORY
• Manufacturer: Macronix International

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Figure 25. Toggle Bit Algorithm
P/N:PM1081
Note:
1. Read toggle bit twice to determine whether or not it is toggling.
2. Recheck toggle bit because it may stop toggling as Q5 changes to "1".
NO
Complete, Write Reset Command
Program/Erase Operation Not
Read Q7~Q0 Twice
Read Q7~Q0
Read Q7~Q0
Toggle Bit Q6=
Toggle Bit Q6
=Toggle?
Toggle?
START
Q5=1?
YES
YES
YES
57
NO
(Note 1)
(Note 1,2)
MX29LV640BU
Program/Erase Operation Complete
REV. 1.0, MAR. 08, 2005