SH7058 Datasheet, PDF (977/1130 Pages) Renesas Technology Corp – Renesas SuperHTM RISC engine

Table 23.30 (2) Usable Area for Erasure in User Program Mode
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
Setting initialization parameters
Initialization
Eras-
ing
proce-
dure
Judging initialization result
Initialization error processing
Interrupt processing routine
Writing H'5A to key register
Setting erasure parameters
Erasure
Judging erasure result
Erasing error processing
Key register clearing
Storable /Executable Area
On-
Chip
RAM
User
MAT
External
Space
(Expanded
Mode with
MD0 = 0)
O
O
O
O
O
O
O
X
X
O
O
O
O
O
O
O
O
O
O
O
O
O
X
X
O
O
O
O
O
O
O
X
O
O
O
O
O
X
O
O
X
X
O
X
O
O
X
O
O
X
O
Selected MAT
User
MAT
O
Embedded
Program
Storage
MAT
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
Rev. 3.0, 09/04, page 936 of 1086