Section 17 Flash Memory
Rev. 3.00 Sep. 27, 2007 Page 578 of 758
REJ09B0243-0300
17.2.4
Flash Memory Configuration
This LSI's flash memory is configured by the 128-Kbyte, 64-Kbyte, or 32-Kbyte user MAT.
<User MAT>
Address H'00000000
Address H'0001FFFF
(when the size of the user MAT
is 128 kbytes)
Address H'0000FFFF
(when the size of the user MAT
is 64 kbytes)
Address H'00007FFF
(when the size of the user MAT
is 32 kbytes)
128 kbytes, 64 kbytes,
or 32 kbytes
•
128KB
SH71253
SH71243
•
64KB
SH71252
SH71242
•
32KB
SH71241
Figure 17.3 Flash Memory Configuration
17.2.5 Block
Division
The user MAT is divided into 64 Kbytes (128-kbyte version: one block), 32 Kbytes (one block),
and 4 Kbytes (eight blocks) as shown in figure 17.4. The user MAT can be erased in this divided-
block units and the erase-block number of EB0 to EB9 is specified when erasing.
Address H'00000000
Last address of 128-kbyte version H'0001FFFF
128 kbytes
64 kbytes
32 kbytes
32 kbytes
64 kbytes
EB0
EB7
EB8
EB9
4 kbytes
×
8
< User MAT >
Erase block
Last address of 64-kbyte version H'0000FFFF
Last address of 32-kbyte version H'00007FFF
to
Figure 17.4 Block Division of User MAT
Summary of Contents for SH7124 R5F7124
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Page 36: ...Section 1 Overview Rev 3 00 Sep 27 2007 Page 16 of 758 REJ09B0243 0300 ...
Page 68: ...Section 2 CPU Rev 3 00 Sep 27 2007 Page 48 of 758 REJ09B0243 0300 ...
Page 108: ...Section 5 Exception Handling Rev 3 00 Sep 27 2007 Page 88 of 758 REJ09B0243 0300 ...
Page 166: ...Section 7 User Break Controller UBC Rev 3 00 Sep 27 2007 Page 146 of 758 REJ09B0243 0300 ...
Page 724: ...Section 20 List of Registers Rev 3 00 Sep 27 2007 Page 704 of 758 REJ09B0243 0300 ...
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