SH7050 Datasheet, PDF (655/841 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH RISC engine Family/

Section 19 ROM (256 kB Version)
Table 19.18 Status Read Mode Return Commands
Pin Name D7
D6
D5
D4
D3 D2 D1
D0
Attribute
Normal
Command
end
error
identification
Program-
ming error
Erase
error
— — Program- Effective
ming or
address
erase count error
exceeded
Initial value 0
0
0
0
0
0
0
0
Indications Normal
Command Program- Erasing
— — Count
Effective
end: 0
Error: 1
ming
Error: 1
exceeded: 1 address
Abnormal _{Otherwise: 0} Error: 1
Otherwise: 0
end: 1
Otherwise: 0
Otherwise: 0 Error: 1
Otherwise: 0
Note: D2 and D3 are undefined at present.
19.11.7 Status Polling
1. D7 status polling is a flag that indicates the operating status in auto-program/auto-erase mode.
2. D6 status polling is a flag that indicates a normal or abnormal end in auto-program/auto-erase
mode.
Table 19.19 Status Polling Output Truth Table
Pin Name
D7
D6
D0–D5
During Internal
Operation
Abnormal End —
0
1
0
0
0
1
0
0
0
Normal End
1
1
0
Rev. 5.00 Jan 06, 2006 page 635 of 818
REJ09B0273-0500