參數(shù)資料
型號(hào)： SAF-XC2786X-96F80L66
廠商： INFINEON TECHNOLOGIES AG
元件分類： 微控制器/微處理器
英文描述： 32-BIT, FLASH, 80 MHz, RISC MICROCONTROLLER, PQFP144
封裝： 0.50 MM PITCH, GREEN, PLASTIC, LQFP-144
文件頁數(shù)： 52/120頁
文件大小： 1434K
代理商： SAF-XC2786X-96F80L66
XC2786X
XC2000 Family Derivatives
Functional Description
Data Sheet
35
V2.1, 2008-08
3.1
Memory Subsystem and Organization
The memory space of the XC2786X 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 5
XC2786X Memory Map
Address Area
Start Loc. End Loc.
Area Size1)
1) The areas marked with “<” are slightly smaller than indicated. See column “Notes”.
Notes
IMB register space
FF’FF00H
FF’FFFFH
256 Bytes
–
Reserved (Access trap) F0’0000H
FF’FEFFH <1 Mbyte
Minus IMB registers
Reserved for EPSRAM E8’8000H
EF’FFFFH 480 Kbytes
Mirrors EPSRAM
Emulated PSRAM
E8’0000H
E8’7FFFH
32 Kbytes
Flash timing
Reserved for PSRAM
E0’8000H
E7’FFFFH 480 Kbytes
Mirrors PSRAM
Program SRAM
E0’0000H
E0’7FFFH
32 Kbytes
Maximum speed
Reserved for pr. mem.
CC’0000H
DF’FFFFH <1.25 Mbytes –
Program Flash 2
C8’0000H
CB’FFFFH 256 Kbytes
–
Program Flash 1
C4’0000H
C7’FFFFH 256 Kbytes
–
Program Flash 0
C0’0000H
C3’FFFFH 256 Kbytes
2)
2) The uppermost 4-Kbyte sector of the first Flash segment is reserved for internal use (C0’F000H to C0’FFFFH).
External memory area
40’0000H
BF’FFFFH 8 Mbytes
–
Available Ext. IO area3)
3) Several pipeline optimizations are not active within the external IO area. This is necessary to control external
peripherals properly.
20’5800H
3F’FFFFH
< 2 Mbytes
Minus USIC/CAN
USIC registers
20’4000H
20’57FFH
6 Kbytes
Accessed via EBC
MultiCAN registers
20’0000H
20’3FFFH
16 Kbytes
Accessed via EBC
External memory area
01’0000H
1F’FFFFH
< 2 Mbytes
Minus segment 0
SFR area
00’FE00H
00’FFFFH
0.5 Kbyte
–
Dual-Port RAM
00’F600H
00’FDFFH 2 Kbytes
–
Reserved for DPRAM
00’F200H
00’F5FFH
1 Kbyte
–
ESFR area
00’F000H
00’F1FFH
0.5 Kbyte
–
XSFR area
00’E000H
00’EFFFH
4 Kbytes
–
Data SRAM
00’A000H
00’DFFFH
16 Kbytes
–
Reserved for DSRAM
00’8000H
00’9FFFH
8 Kbytes
–
External memory area
00’0000H
00’7FFFH
32 Kbytes
–
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