SH7058 Datasheet, PDF (976/1130 Pages) Renesas Technology Corp – Renesas SuperHTM RISC engine

Table 23.30 (1) Usable Area for Programming in User Program Mode
Storable /Executable Area
Selected MAT
Item
On-
Chip
RAM
User
MAT
External
Space
(Expanded
Mode with
MD0 = 0)
User
MAT
Embedded
Program
Storage
MAT
Program data storage area
O
X*
O
—
—
Selecting on-chip program to O
O
O
O
be downloaded
Writing H'A5 to key register
O
O
O
O
Writing 1 to SCO in FCCS
O
X
X
O
(download)
Key register clearing
O
O
O
O
Judging download result
O
O
O
O
Download error processing
O
O
O
O
Setting initialization parameters O
O
O
O
Pro- _{Initialization}
O
X
X
O
gram- _{Judging initialization result}
O
O
O
O
ming
proce- ^{Initialization error processing}
O
O
O
O
dure ^{Interrupt processing routine}
O
X
O
O
Writing H'5A to key register
O
O
O
O
Setting programming
O
X
O
O
parameters
Programming
O
X
X
O
Judging programming result
O
X
O
O
Programming error processing O
X
O
O
Key register clearing
O
X
O
O
Note: * If the data has been transferred to on-chip RAM in advance, this area can be used.
Rev. 3.0, 09/04, page 935 of 1086