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CHAPTER 23 512K / 1024K BIT FLASH MEMORY
Table 23.5-2 Hardware Sequence Flag Functions
Status
transition during
normal
operation
Abnormal operation
594
State
Write operation --> Write
completion (when the
write address is specified)
Chip/sector deletion
operation --> Deletion
completion
Sector deletion wait -->
Deletion start
Deletion processing -->
Sector deletion
temporary stop (sector
being deleted)
Sector deletion
temporary stop -->
Deletion restart (sector
being deleted)
While the sector
deletion is being
temporarily stopped -->
(sector not being deleted)
Write operation
Chip/sector deletion
operation
DQ7
DQ6
DQ7 -->
Toggle -->
DATA:7
DATA:6
Toggle -->
0 --> 1
Stop
0
Toggle
0 --> 1
Toggle --> 1
1 --> 0
1 --> Toggle
DATA:7
DATA:6
DQ7
Toggle
0
Toggle
DQ5
DQ3
0 -->
0 -->
DATA:5
DATA:3
0 --> 1
1
0
0 --> 1
0
1 --> 0
0
0 --> 1
DAATA:5
DATA:3
1
0
1
1
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