SH7280 Datasheet, PDF (1514/1726 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine family

Section 26 Flash Memory
Table 26.18 (3) Usable Area for Programming in User Boot Mode
Storable/Executable Area
Pro-
gram-
ming
proce-
dure
Item
Program data storage
area
Selecting on-chip
program to be
downloaded
Writing H'A5 to key
register
Writing 1 to SCO in
FCCS (download)
Key register clearing
Judging download
result
Download error
processing
Setting initialization
parameters
Initialization
Judging initialization
result
Initialization error
processing
Switching MATs by
FMATS
Writing H'5A to Key
Register
On-
Chip
RAM
√
√
√
√
√
√
√
√
√
√
√
√
√
User
Boot
MAT
X*¹
√
√
X
√
√
√
√
X
√
√
X
X
External
Space
√
User
MAT
—
√
√
X
√
√
√
√
X
√
√
X
√
√
√
Selected MAT
User
Boot
MAT
Embedded
Program
Storage
Area
—
—
√
√
√
√
√
√
√
√
√
√
Rev. 1.00 Jun. 26, 2008 Page 1484 of 1692
REJ09B0393-0100