SH7052 datasheet(726/919 Pages) RENESAS

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block can be erased. Other blocks are erase-protected. Only one of the bits of EBR1 and EBR2

combined can be set. Do not set more than one bit. (Do not set more than one bit, as this will

automatically clear both EBR1 and EBR2 to 0.) When on-chip flash memory is disabled, a read

will return H'00, and writes are invalid.

The flash memory block configuration is shown in table 20.5.

Bit:



EB11

EB10

EB9

EB8

Initial value:

R/W:

R/W

Table 20.4

Flash Memory Erase Blocks

Block (Size)

Addresses

EB0 (4 kB)

H'000000 to H'000FFF

EB1 (4 kB)

H'001000 to H'001FFF

EB2 (4 kB)

H'002000 to H'002FFF

EB3 (4 kB)

H'003000 to H'003FFF

EB4 (4 kB)

H'004000 to H'004FFF

EB5 (4 kB)

H'005000 to H'005FFF

EB6 (4 kB)

H'006000 to H'006FFF

EB7 (4 kB)

H'007000 to H'007FFF

EB8 (32 kB)

H'008000 to H'00FFFF

EB9 (64 kB)

H'010000 to H'01FFFF

EB10 (64 kB)

H'020000 to H'02FFFF

EB11 (64 kB)

H'030000 to H'03FFFF

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