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SH7147 Datasheet, PDF (923/1108 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family | |||
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Section 20 Flash Memory
Table 20.19 (1) Usable Area for Programming in User Program Mode
Storable/Executable Area
Selected MAT
Item
On-
Chip
RAM
User
MAT
External
Space
User
MAT
Embedded
Program
Storage
MAT
Program data storage area
â
X*
â
â
â
Selecting on-chip program to be â
â
â
â
downloaded
Writing H'A5 to key register
â
â
â
â
Writing 1 to SCO in FCCS
â
X
X
â
(download)
Key register clearing
â
â
â
â
Deciding download result
â
â
â
â
Download error processing
â
â
â
â
Setting initialization parameters â
â
â
â
Pro- Initialization
â
X
X
â
gram- Deciding initialization result
â
â
â
â
ming
proce- Initialization error processing â
â
â
â
dure Interrupt processing routine
â
X
â
â
Writing H'5A to key register
â
â
â
â
Setting programming parameters â
X
â
â
Programming
â
X
X
â
Deciding programming result â
X
â
â
Programming error processing â
X
â
â
Key register clearing
â
X
â
â
Note: * If the data has been transferred to on-chip RAM in advance, this area can be used.
Rev. 3.00 Oct. 06, 2008 Page 899 of 1080
REJ09B0230-0300
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