Datasheet

Section 19 ROM
Rev.6.00 Sep. 27, 2007 Page 787 of 1268
REJ09B0220-0600
CE
A
18
to A
0
I/O
7
to I/O
0
OE
WE
t
dh
t
df
t
ds
t
f
t
r
t
wep
t
nxtc
t
nxtc
t
f
t
r
t
wep
t
ds
t
dh
t
nxtc
t
ceh
t
ceh
t
oe
t
ces
t
ces
t
ce
H'71 H'71
Note: I/O
3
and I/O
2
are undefined.
Figure 19.27 Status Read Mode Timing Waveforms
Table 19.22 Status Read Mode Return Commands
Pin Name I/O
7
I/O
6
I/O
5
I/O
4
I/O
3
I/O
2
I/O
1
I/O
0
Attribute Normal
end
identification
Command
error
Program-
ming error
Erase
error
— — Program-
ming 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
Program-
ming
error: 1
Otherwise: 0
Erase
error: 1
Otherwise: 0
— — Count
exceeded: 1
Otherwise: 0
Effective
address
error: 1
Otherwise: 0
Note: I/O
3
and I/O
2
are undefined.