Fujitsu 8FX User Manual

MB95630H Series
542 FUJITSU SEMICONDUCTOR LIMITED MN702-00009-2v0-E
CHAPTER 26 DUAL OPERATION FLASH MEMORY
26.4 Checking Automatic Algorithm
Execution Status
● Description of hardware sequence flags
Table 26.4-2 lists the functions of the hardware sequence flags.
Table 26.4-2 List of Hardware Sequence Flag Functions
State DQ7 DQ6 DQ5 DQ3 DQ2
State
transition
during normal
operation
Programming → Programming completed
(when program address has been
specified)
DQ7 →
DATA: 7
Toggle →
DATA: 6
0 →
DATA: 5
0 →
DATA: 3
0 →
DATA: 2
Chip/sector erase → Erase completed 0 → 1 Toggle → 10 → 1 1 Toggle → 1
Sector erase wait → Erase started 0 Toggle 0 0 → 1 Toggle
Erasing → sector erase suspended (Sector
being erased)
0 Toggle → 0 0 1 Toggle
Sector erase suspended → Erasing
resumed (Sector being erased)
00 → Toggle 0 1 Toggle
Sector erase being suspended
(Sector not being erased)
DATA: 7 DATA: 6 DATA: 5 DATA: 3 DATA: 2
Abnormal
operation
Programming DQ7
Toggle 1 0 0
Chip/sector erase 0 Toggle 1 1 Toggle

Fujitsu 8FX Specifications

General

Brand	Fujitsu
Model	8FX
Category	Computer Hardware
Language	English