HD64F7050 RENESAS [Renesas Technology Corp], HD64F7050 Datasheet - Page 655

• Manufacturer Part Number: HD64F7050
• Description: 32-Bit RISC Microcomputer SuperH RISC engine Family/
• Manufacturer: RENESAS [Renesas Technology Corp]

Table 19.18 Status Read Mode Return Commands
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
Table 19.19 Status Polling Output Truth Table
Pin Name
Attribute
Initial value 0
Indications Normal
Pin Name
D7
D6
D0–D5
mode.
D7
Normal
end
identification
end: 0
Abnormal
end: 1
During Internal
Operation
0
0
0
D6
Command
error
0
Command
Error: 1
Otherwise: 0
D5
Program-
ming error
0
Program-
ming
Error: 1
Otherwise: 0
Abnormal End
1
0
0
D4
Erase
error
0
Erasing
Error: 1
Otherwise: 0
Rev. 5.00 Jan 06, 2006 page 635 of 818
—
0
1
0
D3
—
0
—
Section 19 ROM (256 kB Version)
D2
—
0
—
D1
Program-
ming or
erase count
exceeded
0
Count
exceeded: 1
Otherwise: 0
REJ09B0273-0500
Normal End
1
1
0
D0
Effective
address
error
0
Effective
address
Error: 1
Otherwise: 0