ARTERY AT32F421C8T7 - Memory Resources; Internal Memory Address Map; Figure 2-1 AT32 F421 Address Mapping

AT32F421 Series Reference Manual
2022.11.11 Page 34 Rev 2.02
Bit
Abbr.
Reset value
Type
Description
Bit 31: 0
UID[95: 64]
0xXXXX XXXX
ro
UID for bit 95 to bit 64
Note: UID[95:88] is series ID, which is 0x09 for AT32F421.
2 Memory resources
2.1 Internal memory address map
Internal memory contains program memory (Flash), data memory (SRAM), peripheral registers and
core registers. Their respective address mapping are shown in Figure 2-1.
Figure 2-1AT32F421 address mapping
Aliased to Flash or
system memory
according to BOOT
pins configuration
0x0000_0000
0x07FF_FFFF
0x0800_0000
Flash Memory
0x0800_FFFF
Reserved
0x0801_0000
0x1FFF_E400
Boot Memory
User System Data
0x1FFF_F800
0x1FFF_F3FF
0x1FFF_F9FF
0x1FFF_FFFF
Reserved
Aliased to Flash or
system memory or
SRAM according to
BOOT pins
configuration
0x0000_0000
0x1FFF_FFFF
0x2000_0000
SRAM
0x2000_3FFF
Reserved
Peripherals
0x2000_4000
0x3FFF_FFFF
0x4000_0000
0x5FFF_FFFF
External memory
(XMC)
0xDFFF_FFFF
0xE000_0000
0xFFFF_FFFF
Reserved
0x6000_0000
XMC RegReserved
Cortex-M4 Internal
Peripherals
0xE00F_FFFF
0xE010_0000
0x1FFF_E3FF
0x1FFF_FA00
Reserved
0x1FFF_F400
0x1FFF_F7FF