Datasheet

Section 19 ROM
Rev.6.00 Sep. 27, 2007 Page 841 of 1268
REJ09B0220-0600
Table 19.43 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.
19.20.8 Status Polling
• The I/O
7
status polling flag indicates the operating status in auto-program or auto-erase mode.
• The I/O
6
status polling flag indicates a normal or abnormal end in auto-program or auto-erase
mode.
Table 19.44 Status Polling Output Truth Table
Pin Names
Internal Operation
in Progress Abnormal End — Normal End
I/O
7
0 1 0 1
I/O
6
0 0 1 1
I/O
0
to I/O
5
0 0 0 0