參數(shù)資料
型號： SAH-XC2387A-104F80L
廠商： INFINEON TECHNOLOGIES AG
元件分類： 微控制器/微處理器
英文描述： 16-BIT, FLASH, 80 MHz, RISC MICROCONTROLLER, PQFP144
封裝： 0.50 MM PITCH, GREEN, PLASTIC, LQFP-144
文件頁數(shù)： 89/141頁
文件大?。?/td> 1795K
代理商： SAH-XC2387A-104F80L
XC2385A, XC2387A
XC2000 Family / Base Line
Functional Description
Data Sheet
51
V2.1, 2011-07
3.1
Memory Subsystem and Organization
The memory space of the XC238xA is configured in the von Neumann architecture. In
this architecture all internal and external resources, including code memory, data
memory, registers and I/O ports, are organized in the same linear address space.
Table 8
XC238xA Memory Map
1)
Address Area
Start Loc.
End Loc.
Area Size
2)
Notes
IMB register space
FF’FF00
H
FF’FFFF
H
256 Bytes
–
Reserved (Access trap) F0’0000
H
FF’FEFF
H
<1 Mbyte
Minus IMB registers
Reserved for EPSRAM
E8’8000
H
EF’FFFF
H
480 Kbytes
Mirrors EPSRAM
Emulated PSRAM
E8’0000
H
E8’7FFF
H
32 Kbytes
With Flash timing
Reserved for PSRAM
E0’8000
H
E7’FFFF
H
480 Kbytes
Mirrors PSRAM
Program SRAM
E0’0000
H
E0’7FFF
H
32 Kbytes
Maximum speed
Reserved for Flash
CD’0000
H
DF’FFFF
H
<1.25 Mbytes –
Program Flash 3
CC’0000
H
CC’FFFF
H
64 Kbytes
–
Program Flash 2
C8’0000
H
CB’FFFF
H
256 Kbytes
–
Program Flash 1
C4’0000
H
C7’FFFF
H
256 Kbytes
–
Program Flash 0
H
C3’FFFF
H
256 Kbytes
3)
External memory area
40’0000
H
BF’FFFF
H
8 Mbytes
–
Available Ext. IO area
4)
21’0000
H
3F’FFFF
H
< 2 Mbytes
Minus USIC/CAN
Reserved
20’BC00
H
20’FFFF
H
17 Kbytes
–
USIC alternate regs.
20’B000
H
20’BFFF
H
4 Kbytes
Accessed via EBC
MultiCAN alternate
regs.
20’8000
H
20’AFFF
H
12 Kbytes
Accessed via EBC
Reserved
20’6000
H
20’7FFF
H
8 Kbytes
–
USIC registers
20’4000
H
20’5FFF
H
8 Kbytes
Accessed via EBC
MultiCAN registers
20’0000
H
20’3FFF
H
16 Kbytes
Accessed via EBC
External memory area
01’0000
H
1F’FFFF
H
< 2 Mbytes
Minus segment 0
SFR area
00’FE00
H
00’FFFF
H
0.5 Kbyte
–
Dual-Port RAM
00’F600
H
00’FDFF
H
2 Kbytes
–
Reserved for DPRAM
00’F200
H
00’F5FF
H
1 Kbyte
–
ESFR area
00’F000
H
00’F1FF
H
0.5 Kbyte
–
XSFR area
00’E000
H
00’EFFF
H
4 Kbytes
–
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