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SH7211 Datasheet, PDF (1009/1228 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family | |||
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Section 21 Flash Memory
Table 21.17 (4) Usable Area for Erasure in User Boot Mode
Storable/Executable Area
Item
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
Erasing Setting initialization
proce- parameters
dure Initialization
Judging initialization
result
Initialization error
processing
Interrupt processing
routine
Switching MATs by
FMATS
Writing H'5A to key
register
Setting erasure
parameters
On-
Chip
RAM
â
User
Boot
MAT
â
External
Space
â
User
MAT
â
â
â
â
X
X
â
â
â
â
â
â
â
â
â
â
â
â
â
X
X
â
â
â
â
â
â
â
X
â
â
X
X
â
X
â
â
â
X
â
â
Selected MAT
User
Boot
MAT
Embedded
Program
Storage
Area
â
â
â
â
â
â
â
â
â
â
â
â
Rev. 2.00 May. 08, 2008 Page 985 of 1200
REJ09B0344-0200
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