SH7080_09 Datasheet, PDF (1297/1622 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family

Section 23 Flash Memory
Bit: 7
-
Initial value: -
R/W: R/W
6
-
-
R/W
5
-
-
R/W
4
-
-
R/W
3
-
-
R/W
2
SS
-
R/W
1
FK
-
R/W
0
SF
-
R/W
Bit
7 to 3
Initial
Bit Name Value
R/W
⎯
Undefined R/W
2
SS
Undefined R/W
1
FK
Undefined R/W
0
SF
Undefined R/W
Description
Unused
Return 0.
Source Select Error Detect
The on-chip program which can be downloaded can be
specified as only one type. When more than two types
of the program are selected, the program is not
selected, or the program is selected without mapping,
an error occurs.
0: Download program can be selected normally
1: Download error occurs (Multi-selection or program
which is not mapped is selected)
Flash Key Register Error Detect
Returns the check result whether the value of FKEY is
set to H'A5.
0: FKEY setting is normal (FKEY = H'A5)
1: FKEY setting is abnormal (FKEY = value other than
H'A5)
Success/Fail
Returns the result whether download has ended
normally or not.
0: Downloading on-chip program has ended normally
(no error)
1: Downloading on-chip program has ended abnormally
(error occurs)
Rev. 4.00 Dec. 15, 2009 Page 1237 of 1558
REJ09B0181-0400