MBM29PDS322TE Fujitsu Microelectronics, Inc., MBM29PDS322TE Datasheet - Page 59

• Manufacturer Part Number: MBM29PDS322TE
• Description: Flash Memory 32m 2m X 16 Bit Page Dual Operation
• Manufacturer: Fujitsu Microelectronics, Inc.

*1: Read toggle bit twice to determine whether or not it is toggling.
*2: Recheck toggle bit because it may stop toggling as DQ
Figure 23 Toggle Bit Algorithm
No
Read DQ
Read DQ
Read DQ
Addr.
Addr.
Addr.
Toggle Bit
Toggle Bit
DQ
Toggle?
Toggle?
Twice
Start
Fail
5
7
7
7
Yes
to DQ
to DQ
to DQ
1?
Yes
VA
VA
VA
Yes
MBM29PDS322TE/BE
0
0
0
No
No
*1
*1, 2
Pass
5
changes to “1”.
VA=Bank address being executed
Embedded Algorithm.
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