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SH7041A Datasheet(PDF) 735 Page - Renesas Technology Corp

Part # SH7041A
Description  Renesas 32-Bit Single-Chip RISC Microprocessor SuperH RISC engine Family/SH7040 Series(CPU Core SH-2)
PDF  923 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

SH7041A Datasheet(HTML) 735 Page - Renesas Technology Corp

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• Bit 2—RAM Select (RAMS): Specifies selection or non-selection of flash memory emulation
in RAM. When RAMS = 1, all flash memory block are program/erase-protected. This bit is
ignored when the on-chip ROM is disabled.
Bit 2: RAMSDescription
0
Emulation not selected
Program/erase protect of all flash memory blocks is disabled (Initial value)
1
Emulation selected
Program/erase protect of all flash memory blocks is enabled
• Bits 1 and 0—Flash Memory Area Selection (RAM1, RAM0): These bits are used together
with bit 2 to select the flash memory area to be overlapped with RAM. (See table 22.5.)
Table 22.5
Separation of the Flash Memory Area
Addresses
Block Name
RAMSRAM1
RAM0
H'FFF800–H'FFFBFF
RAM area 1kB
0
**
H'03F000–H'03F3FF
EB8 (1kB)
1
0
0
H'03F400–H'03F7FF
EB9 (1kB)
1
0
1
H'03F800–H'03FBFF
EB10(1kB)
1
1
0
H'03FC00–H'03FFFF
EB11(1kB)
1
1
1



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