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XC2723X Datasheet, PDF (28/109 Pages) Infineon Technologies AG – 16/32-Bit Single-Chip Microcontroller with 32-Bit Performance | |||
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XC2723X
XC2000 Family / Econo Line
Functional Description
3.1
Memory Subsystem and Organization
The memory space of the XC2723X 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
XC2723X Memory Map 1)
Address Area
Start Loc. End Loc. Area Size2) Notes
IMB register space
Reserved
FFâFF00H FFâFFFFH 256 bytes
F0â0000H FFâFEFFH < 1 Mbyte
Minus IMB
registers.
Reserved for EPSRAM
Emulated PSRAM
Reserved for PSRAM
PSRAM
Reserved for Flash
Flash 1
Reserved for Flash
Flash 0
External memory area
External IO area4)
Reserved
USIC0-1 alternate regs.
E8â1000H
E8â0000H
E0â1000H
E0â0000H
C4â8000H
C4â0000H
C2â1000H
C0â0000H
40â0000H
21â0000H
20âB800H
20âB000H
EFâFFFFH
E8â0FFFH
E7âFFFFH
E0â0FFFH
DFâFFFFH
C4â7FFFH
C3âFFFFH
C2â0FFFH
BFâFFFFH
3FâFFFFH
20âFFFFH
20âB7FFH
508 Kbytes Mirrors EPSRAM
up to 4 Kbytes With Flash timing.
508 Kbytes Mirrors PSRAM
up to 4 Kbytes Program SRAM.
1760 Kbytes
32 Kbytes
124 Kbytes
132 Kbytes3)
8 Mbytes
1984 Kbytes
18 Kbytes
2 Kbytes
Accessed via
LXBus Controller
MultiCAN alternate regs. 20â8000H 20âAFFFH 12 Kbytes
Accessed via
LXBus Controller
Reserved
USIC0-1 registers
20â5000H 20â7FFFH 12 Kbytes
20â4000H 20â4FFFH 4 Kbytes
Accessed via
LXBus Controller
MultiCAN registers
20â0000H 20â3FFFH 16 Kbytes
Accessed via
LXBus Controller
External memory area
SFR area
Dual-port RAM
(DPRAM)
01â0000H
00âFE00H
00âF600H
1FâFFFFH
00âFFFFH
00âFDFFH
1984 Kbytes
0.5 Kbytes
2 Kbytes
Reserved for DPRAM 00âF200H 00âF5FFH 1 Kbytes
Data Sheet
24
V1.2, 2012-07
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