Section 17 Flash Memory
Rev. 3.00 Sep. 27, 2007 Page 597 of 758
REJ09B0243-0300
(3) Programming Execution
When flash memory is programmed, the programming destination address and programming
data on the user MAT must be passed to the programming program in which the program data
is downloaded.
1. The start address of the programming destination on the user MAT is set in general register
R5 of the CPU. This parameter is called FMPAR (flash multipurpose address area
parameter).
Since the program data is always in 128-byte units, the lower eight bits (MOA7 to MOA0)
must be H'00 or H'80 as the boundary of the programming start address on the user MAT.
2. The program data for the user MAT must be prepared in the consecutive area. The program
data must be in the consecutive space which can be accessed by using the MOV.B
instruction of the CPU and is not the flash memory space.
When data to be programmed does not satisfy 128 bytes, the 128-byte program data must
be prepared by embedding the dummy code (H'FF).
The start address of the area in which the prepared program data is stored must be set in
general register R4. This parameter is called FMPDR (flash multipurpose data destination
area parameter).
For details on the programming procedure, see section 17.5.2, User Program Mode (Only
in On-Chip 128-Kbyte and 64-Kbyte ROM Version).
(3.1) Flash multipurpose address area parameter (FMPAR: general register R5 of CPU)
This parameter indicates the start address of the programming destination on the user MAT.
When an address in an area other than the flash memory space is set, an error occurs.
The start address of the programming destination must be at the 128-byte boundary. If this
boundary condition is not satisfied, an error occurs. The error occurrence is indicated by the
WA bit (bit 1) in FPFR.
Bit:
Initial value:
R/W:
Bit:
Initial value:
R/W:
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
MOA31 MOA30 MOA29 MOA28 MOA27 MOA26 MOA25 MOA24 MOA23 MOA22 MOA21 MOA20 MOA19 MOA18 MOA17 MOA16
MOA15 MOA14 MOA13 MOA12 MOA11 MOA10 MOA9
MOA8
MOA7
MOA6
MOA5
MOA4
MOA3
MOA2
MOA1
MOA0
Summary of Contents for SH7124 R5F7124
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Page 8: ...Rev 3 00 Sep 27 2007 Page viii of xx ...
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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