SH7280 Datasheet, PDF (1418/1726 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine family

Section 26 Flash Memory
26.2.5 Block Division
The user MAT is divided into 128 Kbytes (one block in the 256-Kbyte MAT, three blocks in the
512-Kbyte MAT, five blocks in the 768-Kbyte MAT, or seven blocks in the 1-Mbyte MAT), 64
Kbytes (one block), and 8 Kbytes (eight blocks) as shown in figure 26.4. The user MAT can be
erased in this divided-block units and the erase-block number of EB0 to EB11 is specified when
erasing.
Address H'00000000
< User MAT >
8 Kbytes x 8
64 Kbytes
Erase block
EB0
:
EB7
EB8
Last address of 256-Kbyte MAT
(SH7243)
H'0003FFFF
128 Kbytes
128 Kbytes
EB9
EB10
Last address of 512-Kbyte MAT
(SH7285)
H'0007FFFF
128 Kbytes
128 Kbytes
EB11
EB12
Last address of 768-Kbyte MAT
(SH7285, SH7286) ^H'000BFFFF
128 Kbytes
128 Kbytes
EB13
EB14
Last address of 1-Mbyte MAT
(SH7286)
H'000FFFFF
128 Kbytes
Figure 26.4 Block Division of User MAT
EB15
Rev. 1.00 Jun. 26, 2008 Page 1388 of 1692
REJ09B0393-0100