Datasheet

Appendix B Internal I/O Registers
Rev. 4.00 Jun 06, 2006 page 907 of 1004
REJ09B0301-0400
EBR1—Erase Block Register 1 H'FF82 Flash Memory
EBR2—Erase Block Register 2 H'FF83
Flash Memory
7
—
0
—
6
—
0
—
5
—
0
—
4
—
0
—
3
—
0
—
0
EB8/—
*
2
0
R/W
*
1
*
2
2
—
0
—
1
EB9/—
*
2
0
R/W
*
1
*
2
Bit
Initial value
Read/Write
7
EB7
0
R/W
*
1
6
EB6
0
R/W
5
EB5
0
R/W
4
EB4
0
R/W
3
EB3
0
R/W
0
EB0
0
R/W
2
EB2
0
R/W
1
EB1
0
R/W
Bit
Initial value
Read/Write
Block (Size)
128-kbyte versions 64-kbyte versions
Erase Blocks
EB0 (1 kbyte)
EB1 (1 kbyte)
EB2 (1 kbyte)
EB3 (1 kbyte)
EB4 (28 kbytes)
EB5 (16 kbytes)
EB6 (8 kbytes)
EB7 (8 kbytes)
EB8 (32 kbytes)
EB9 (32 kbytes)
EB0 (1 kbyte)
EB1 (1 kbyte)
EB2 (1 kbyte)
EB3 (1 kbyte)
EB4 (28 kbytes)
EB5 (16 kbytes)
EB6 (8 kbytes)
EB7 (8 kbytes)
—
—
Addresses
H'(00)0000 to H'(00)03FF
H'(00)0400 to H'(00)07FF
H'(00)0800 to H'(00)0BFF
H'(00)0C00 to H'(00)0FFF
H'(00)1000 to H'(00)7FFF
H'(00)8000 to H'(00)BFFF
H'(00)C000 to H'(00)DFFF
H'00E000 to H'00FFFF
H'010000 to H'017FFF
H'018000 to H'01FFFF
Notes: 1. In normal mode, these bits cannot be modified and are always read as 0.
2. Bits EB8 and EB9 are not present in the 64-kbyte versions; these bits cannot be
modified and are always read as 0.