Rev. 1.0, 02/00, page 166 of 1141
CE
A18 to A0
IO7 to IO0
OE
WE
t
ces
t
nxtc
t
nxtc
t
df
Note: IO2 and IO3 are undefined.
t
ces
t
dh
t
ceh
t
ds
t
wep
t
wep
DATA
t
dh
t
ceh
t
ds
t
oe
t
ce
t
nxtc
H'71
H'71
t
f
t
r
t
f
t
r
Figure 7.22 Status Read Mode Timing Waveforms
Table 7.17
Status Read Mode Return Commands
Pin Name
IO7
IO6
IO5
IO4
IO3 IO2 IO1
IO0
Attribute
Normal end
identification
Command
error
Programming
error
Erase error
Programming
or erase count
exceeded
Effective
address
error
Initial value 0
0
0
0
0
0
0
0
Indications
Normal
end: 0
Abnormal
end: 1
Command
error: 1
Otherwise: 0
Programming
error: 1
Otherwise: 0
Erase error: 1
Otherwise: 0
Count
exceeded: 1
Otherwise: 0
Effective
address
error: 1
Otherwise: 0
Note:
IO2 and IO3 are undefined.