D12320VF25V Datasheet, PDF (1080/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Appendix B Internal I/O Registers
FCCS—Flash Code Control Status Register
H'FFC4
FLASH
(Valid only in the H8S/2319C F-ZTAT)
Bit
:
7
6
5
4
3
2
1
0
⎯
⎯
⎯
FLER
⎯
⎯
⎯
SCO
Initial value :
1
0
0
0
0
0
0
0
Read/Write :
R
R
R
R
R
R
R
(R)/W
Source Program Copy Operation
0 Download of the on-chip programming/
erasing program to the on-chip RAM is
not executed
[Clearing condition] When download is
completed
1 Request that the on-chip programming/
erasing program is downloaded to the
on-chip RAM is occurred
[Setting conditions] When all of the
followingconditions are satisfied and 1 is
written to this bit
• FKEY is written to H'A5
• During execution in the on-chip RAM
• Not in RAM emulation mode (RAMS
in RAMER = 0)
Reserved bits
These bits are always read as 0.
The write value should always be 0.
Flash Memory Error
0 Flash memory operates normally
Programming/erasing protection for flash memory
(error protection) is invalid.
[Clearing condition] At a power-on reset or in hardware
standby mode
1 Indicates an error occurs during programming/erasing
flash memory.
Programming/erasing protection for flash memory
(error protection) is valid.
[Setting condition] See section 17.25.3, Error Protection
Reserved bits
These bits are always read as 0.
The write value should always be 0.
Reserved bit
This bit is always read as 1.
The write value should always be 1.
Rev.7.00 Feb. 14, 2007 page 1046 of 1108
REJ09B0089-0700