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SH7147 Datasheet, PDF (927/1108 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family | |||
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Section 20 Flash Memory
Table 20.19 (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
Deciding download
result
Download error
processing
Erasing Setting initialization
proce- parameters
dure Initialization
Deciding 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
â
â
â
â
â
â
â
â
â
â
â
â
â
User
Boot
MAT
â
â
X
â
â
â
â
X
â
â
X
X
X
X
External
Space
â
User
MAT
â
X
â
â
â
â
X
â
â
â
X
â
â
â
â
Selected MAT
User
Boot
MAT
Embedded
Program
Storage
Area
â
â
â
â
â
â
â
â
â
â
â
â
Rev. 3.00 Oct. 06, 2008 Page 903 of 1080
REJ09B0230-0300
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