SH7137 Datasheet, PDF (914/1160 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 22 Flash Memory
22.2.5 Block Division
The user MAT is divided into 64 Kbytes (three blocks), 32 Kbytes (one block), and 4 Kbytes
(eight blocks) as shown in figure 22.4. The user MAT can be erased in this divided-block units
and the erase-block number of EB0 to EB11 is specified when erasing.
The RAM emulation can be performed in the eight blocks of 4 Kbytes.
Address H'00000000
< User MAT >
4 kbytes × 8
32 kbytes
Erase block
EB0
to
*
EB7
EB8
64 kbytes
64 kbytes
EB9
EB10
Last address H'0003FFFF
64 kbytes
EB11
Note: * RAM emulation can be performed in the eight 4-kbyte blocks.
Figure 22.4 Block Division of User MAT
22.2.6 Programming/Erasing Interface
Programming/erasing is executed by downloading the on-chip program to the on-chip RAM and
specifying the program address/data and erase block by using the interface registers/parameters.
The procedure program is made by the user in user program mode and user boot mode. The
overview of the procedure is as follows. For details, see section 22.5.2, User Program Mode.
Rev. 2.00 Sep. 10, 2008 Page 888 of 1130
REJ09B0402-0200