SH7059 Datasheet, PDF (815/1042 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

24. ROM (SH7058S)
Table 24.30 (3) Usable Area for Programming in User Boot Mode
Storable/Executable Area
Selected MAT
Item
On-Chip
RAM
User
Boot
MAT
External
Space
(Expanded
Mode with
MD0 = 0)
User
MAT
Embedded
User
Program
Boot Mat Storage Area
Program data storage O
area
X*¹
O
—
—
—
Selecting on-chip
O
O
O
O
program to be
downloaded
Writing H'A5 to key
O
O
O
O
register
Writing 1 to SCO in
O
X
X
O
FCCS (download)
Key register clearing
O
O
O
O
Judging download
O
O
O
O
Pro- result
gram- _{Download error}
O
O
O
O
ming _processing
proce- _{Setting initialization}
O
O
O
O
dure _parameters
Initialization
O
X
X
O
Judging initialization
O
O
O
O
result
Initialization error
O
O
O
O
processing
Interrupt processing
O
X
O
O
routine
Switching MATs by
O
X
X
O
FMATS
Writing H'5A to Key
O
X
O
O
Register
Setting programming O
X
O
O
parameters
Programming
O
X
X
O
Judging programming O
X
O
O
result
Programming error
O
X*²
O
O
processing
Key register clearing
O
X
O
O
Switching MATs by
O
X
X
O
FMATS
Notes 1. If the data has been transferred to on-chip RAM in advance, this area can be used.
2. If the MATs have been switched by FMATS in on-chip RAM, this MAT can be used.
Rev.3.00 Mar. 12, 2008 Page 725 of 948
REJ09B0177-0300