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SH7146 Datasheet, PDF (877/1022 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family | |||
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Section 19 Flash Memory
Table 19.18 (2) Usable Area for Erasure in User Program Mode
Storable/Executable Area
Selected MAT
Item
On-
Chip
RAM
User
MAT
External
Space
User
MAT
Embedded
Program
Storage
MAT
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
Judging download result
â
â
â
â
Download error processing
â
â
â
â
Setting initialization parameters â
â
â
â
Initialization
â
X
X
â
Erasing Judging initialization result
â
â
â
â
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 erasure parameters
â
X
â
â
Erasure
â
X
X
â
Judging erasure result
â
X
â
â
Erasing error processing
â
X
â
â
Key register clearing
â
X
â
â
Rev. 3.00 May 17, 2007 Page 833 of 974
REJ09B0229-0300
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