Hitachi H8/3048 Hardware Manual page 769

EBR1—Erase Block Register 1
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Bit 7
LB7
*
Initial value 0
R/W *
R/W
Note: * The initial value is H'00 in modes 5, 6 and 7 (on-chip flash memory enabled). In modes
1, 2, 3, and 4 (on-chip flash memory disabled), this register cannot be modified and is always
read as H'FF.
EBR2—Erase Block Register 2
Bit 7
SB7
*
Initial value 0
R/W *
R/W
Note: * The initial value is H'00 in modes 5, 6 and 7 (on-chip flash memory enabled). In modes
1, 2, 3, and 4 (on-chip flash memory disabled), this register cannot be modified and is always
read as H'FF.
6 5 4
LB6 LB5 LB4
0 0 0
* * *
R/W R/W R/W
Large block 7 to 0
0 Block LB7 to LB0 is not selected
1
Block LB7 to LB0 is selected
6 5 4
SB6 SB5 SB4
0 0 0
* * *
R/W R/W R/W
Small block 7 to 0
0 Block SB7 to SB0 is not selected
1 Block SB7 to SB0 is selected
762
H'42
3 2 1
LB3 LB2 LB1
0 0 0
* * *
R/W R/W R/W
(Initial value)
H'43
3 2 1
SB3 SB2 SB1
0 0 0
* * *
R/W R/W R/W
(Initial value)
Flash memory
0
LB0
0
*
R/W
Flash memory
0
SB0
0
*
R/W