Datasheet

Section 17 ROM
Rev.7.00 Feb. 14, 2007 page 791 of 1108
REJ09B0089-0700
Table 17.73 (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)
User
MAT
User
Boot
MAT
Embedded
Program
Storage Area
Storage Area for Program
Data
×
*
1
— — —
Operation for Selection of
On-Chip Program to be
Downloaded
Operation for Writing H'A5
to Key Register
Execution of Writing SC0 =
1 to FCCS (Download)
× ×
Operation for Key Register
Clear
Judgement of Download
Result
Programming procedure
Operation for Download
Error
Operation for Settings of
Default Parameter
Execution of Initialization × ×
Judgement of Initialization
Result
Operation for Initialization
Error
Operation for Interrupt
Inhibit
Switching MATs by
FMATS
× ×
Operation for Writing H'5A
to Key Register
×
Operation for Settings of
Program Parameter
×
Execution of Programming × ×
Judgement of Program
Result
×
Operation for Program
Error
×
*
2
Operation for Key Register
Clear
×
Switching MATs by
FMATS
× ×
Notes: 1. Transferring the data to the on-chip RAM enables this area to be used.
2. Switching FMATS by a program in the on-chip RAM enables this area to be used.