Fujitsu F2MC-16LX Hardware Manual page 587

Table 25.5-2 Function List of Hardware Sequence Flag
State change
Writing operation
in normal
(when program address specified)
operation
Chip sector deletion operation
Wait for Sector Erasing
Sector Erasing being Suspended
(Sector being erased)
Sector erasing suspended
(Sector being erased)
Sector erasing being suspended
(Sector not being deleted)
Abnormal Programming
operation
Chip sector deletion operation
*: When DQ5 is "1" (excess of the time limit), DQ2 performs toggle operation to continuous reading to the sector in the middle of writing/erasing. And no
toggle operation is performed to reading to any other sectors.
State
→
writing completion
→
deletion completion
→
erasing start
→
Resumed
CHAPTER 25 3M-BIT FLASH MEMORY
DQ7 DQ6
→ →
DQ7 Toggle
DATA:7 DATA:6
→ →
0 1 Toggle Stop
0 Toggle
→ →
0 1 Toggle 1
→ →
1 0 1 Toggle
DATA:7 DATA:6
DQ7 Toggle
0 Toggle
DQ5 DQ3
→ →
0 0
DATA:3 DATA:5
→
1
0 1 Toggle
→
0 1 0
→
1 0 0
→
0 1 0
DATA:3 DATA:5
0 1
1 1
DQ2
→
1
DATA:2
→
Stop
Toggle
Toggle
Toggle
DATA:2
1
*
1
571