SH7080 Datasheet, PDF (1291/1644 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 23 Flash Memory
(5) Flash MAT Select Register (FMATS)
FMATS specifies whether user MAT or user boot MAT is selected.
Bit: 7
MS7
Initial value: 0/1
R/W: R/W
6
MS6
0
R/W
5
MS5
0/1
R/W
4
MS4
0
R/W
3
MS3
0/1
R/W
2
MS2
0
R/W
1
MS1
0/1
R/W
0
MS0
0
R/W
Initial
Bit
Bit Name Value R/W Description
7
MS7
0/1
R/W MAT Select
6
MS6
0
R/W These bits are in user-MAT selection state when a value
5
MS5
0/1
R/W ^{other than H'AA is written and in user-boot-MAT selection}
state when H'AA is written.
4
MS4
0
R/W
The MAT is switched by writing a value in FMATS with the
3
MS3
0/1
R/W _{on-chip RAM instrunction.}
2
MS2
0
R/W _{When the MAT is switched, follow section 23.8.1,}
1
MS1
0/1
R/W ^{Switching between User MAT and User Boot MAT. (The}
0
MS0
0
R/W ^{user boot MAT cannot be programmed in user program}
mode if user boot MAT is selected by FMATS. The user
boot MAT must be programmed in boot mode or in
programmer mode.)
H'AA: The user boot MAT is selected (in user-MAT
selection state when the value of these bits are
other than H'AA)
Initial value when these bits are initiated in user
boot mode.
H'00: Initial value when these bits are initiated in a mode
except for user boot mode (in user-MAT selection
state)
[Programmable condition]
These bits are in the execution state in the on-chip RAM.
Rev. 3.00 May 17, 2007 Page 1233 of 1582
REJ09B0181-0300