Datasheet

Section 7 ROM
Rev.5.00 Nov. 02, 2005 Page 91 of 418
REJ09B0028-0500
7.2.3 Erase Block Register 1 (EBR1)
EBR1 specifies the flash memory erase area block. EBR1 is initialized to H'00 when the SWE bit
in FLMCR1 is 0. Do not set more than one bit at a time, as this will cause all the bits in EBR1 to
be automatically cleared to 0.
Bit Bit Name
Initial
Value R/W Description
7 to 5 — All 0 — Reserved
These bits are always read as 0.
4 EB4 0 R/W When this bit is set to 1, 28 kbytes of H'1000 to H'7FFF
will be erased.
3 EB3 0 R/W When this bit is set to 1, 1 kbyte of H'0C00 to H'0FFF will
be erased.
2 EB2 0 R/W When this bit is set to 1, 1 kbyte of H'0800 to H'0BFF will
be erased.
1 EB1 0 R/W When this bit is set to 1, 1 kbyte of H'0400 to H'07FF will
be erased.
0 EB0 0 R/W When this bit is set to 1, 1 kbyte of H'0000 to H'03FF will
be erased.