H8S2114R Datasheet, PDF (799/1038 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2100 Series

Section 21 Flash Memory (0.18-µm F-ZTAT Version)
• Flash MAT Select Register (FMATS)
FMATS specifies whether the user MAT or user boot MAT is selected.
Initial
Bit
Bit Name Value R/W
Description
7
MS7
0/1*
R/W MAT Select
6
MS6
0
R/W The user MAT is selected when a value other than H'AA
5
MS5
0/1*
R/W
is written, and the user boot MAT is selected when H'AA
is written. The MAT is switched by writing a value in
4
MS4
0
R/W
FMATS. When the MAT is switched, follow section 21.6,
3
MS3
0/1*
R/W ^{Switching between User MAT and User Boot MAT. (The}
2
MS2
0
R/W
user boot MAT cannot be programmed in user program
mode even if the user boot MAT is selected by FMATS.
1
MS1
0/1*
R/W
The user boot MAT must be programmed in boot mode
0
MS0
0
R/W
or programmer mode.)
H'AA: User boot MAT is selected (user MAT is selected
when the value of these bits is other than H'AA).
Initial value when initiated in user boot mode.
H'00: Initial value when initiated in a mode except for
user boot mode (user MAT is selected)
[Programmable condition]
In the execution state in the on-chip RAM
Note: * Set to 1 in user boot mode, otherwise cleared to 0.
Rev. 3.00 Jul. 14, 2005 Page 751 of 986
REJ09B0098-0300