HD64F3687GHV Datasheet, PDF (148/566 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 7 ROM
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.
(1) H8/36079GF and H8/36079LF
Initial
Bit Bit Name Value R/W
7 EB7
0
R/W
6 EB6
0
R/W
5 EB5
0
R/W
4 EB4
0
R/W
3 EB3
0
R/W
2 EB2
0
R/W
1 EB1
0
R/W
0 EB0
0
R/W
Description
When this bit is set to 1, 32 Kbytes of H'018000 to H'01FFFF will be erased.
When this bit is set to 1, 32 Kbytes of H'010000 to H'017FFF will be erased.
When this bit is set to 1, H'008000 to H'00FFFF 32 Kbytes of H'010000 to
H'017FFF will be erased.
When this bit is set to 1, 28 Kbytes of H'001000 to H'007FFF will be erased.
When this bit is set to 1, 1 Kbyte of H'000C00 to H'000FFF will be erased.
When this bit is set to 1, 1 Kbyte of H'000800 to H'000BFF will be erased.
When this bit is set to 1, 1 Kbyte of H'000400 to H'0007FF will be erased.
When this bit is set to 1, 1 Kbyte of H'000000 to H'0003FF will be erased.
(2) H8/36078GF and H8/36078LF
Initial
Bit Bit Name Value R/W
7
0

6 EB6
0
R/W
5 EB5
0
R/W
4 EB4
0
R/W
3 EB3
0
R/W
2 EB2
0
R/W
1 EB1
0
R/W
0 EB0
0
R/W
Description
Reserved. Although this bit is readable/writable, do not set this bit to 1.
When this bit is set to 1, 32 Kbytes of H'010000 to H'017FFF will be erased.
When this bit is set to 1, 32 Kbytes of H'008000 to H'00FFFF will be erased.
When this bit is set to 1, 28 Kbytes of H'001000 to H'007FFF will be erased.
When this bit is set to 1, 1 Kbyte of H'000C00 to H'000FFF will be erased.
When this bit is set to 1, 1 Kbyte of H'000800 to H'000BFF will be erased.
When this bit is set to 1, 1 Kbyte of H'000400 to H'0007FF will be erased.
When this bit is set to 1, 1 Kbyte of H'000000 to H'0003FF will be erased.
Rev. 3.00 Sep. 10, 2007 Page 114 of 528
REJ09B0216-0300