HD6432621 Hitachi, HD6432621 Datasheet - Page 1030

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

EBR2—Erase Block Register 2
986
Bit
Initial value
Read/Write
:
:
:
Notes: 1. This register is not present in the mask ROM version, and an
Flash memory erase blocks
EB0 (4 kbytes)
EB1 (4 kbytes)
EB2 (4 kbytes)
EB3 (4 kbytes)
EB4 (4 kbytes)
EB5 (4 kbytes)
EB6 (4 kbytes)
EB7 (4 kbytes)
EB8 (32 kbytes)
EB9 (64 kbytes)
EB10 (64 kbytes)
EB11 (64 kbytes)
R/W
—
7
0
2. To access this register, set the FLSHE bit to 1 in serial control
attempt to read it will return an undefined value.
register X (SCRX). Even if FLSHE = 1, if the chip is in a mode
in which the on-chip flash memory is disabled, a read will return
H'00 and writes are invalid. Writes to this register are also
invalid when the FWE bit in FLMCR1 is not set to 1.
Block (Size)
R/W
—
6
0
R/W
—
5
0
R/W
—
4
0
Sets flash memory erase area block by block
H'FFAB
H'000000–H'000FFF
H'001000–H'001FFF
H'002000–H'002FFF
H'003000–H'003FFF
H'004000–H'004FFF
H'005000–H'005FFF
H'006000–H'006FFF
H'007000–H'007FFF
H'008000–H'00FFFF
H'010000–H'01FFFF
H'020000–H'02FFFF
H'030000–H'03FFFF
EB11
R/W
3
0
Addresses
EB10
R/W
2
0
EB9
R/W
1
0
R/W
EB8
0
0
ROM