Memory Map; Table 1. Stm32F20X And Stm32F21X Register Boundary Addresses - ST STM32F205 series Reference Manual

RM0033
2.3

Memory map

See the datasheet corresponding to your device for a comprehensive diagram of the
memory map.
STM32F20x and STM32F21x devices.

Table 1. STM32F20x and STM32F21x register boundary addresses

Boundary address
0xA000 0000 - 0xA000 0FFF FSMC control register AHB3
0x5006 0800 - 0X5006 0BFF
0x5006 0400 - 0X5006 07FF
0x5006 0000 - 0X5006 03FF
0x5005 0000 - 0X5005 03FF
0x5000 0000 - 0X5003 FFFF
0x4004 0000 - 0x4007 FFFF
0x4002 9000 - 0x4002 93FF
0x4002 8C00 - 0x4002 8FFF
0x4002 8800 - 0x4002 8BFF
0x4002 8400 - 0x4002 87FF
0x4002 8000 - 0x4002 83FF
0x4002 6400 - 0x4002 67FF
0x4002 6000 - 0x4002 63FF
0x4002 4000 - 0x4002 4FFF
0x4002 3C00 - 0x4002 3FFF
0x4002 3800 - 0x4002 3BFF
0x4002 3000 - 0x4002 33FF
0x4002 2000 - 0x4002 23FF
0x4002 1C00 - 0x4002 1FFF
0x4002 1800 - 0x4002 1BFF
0x4002 1400 - 0x4002 17FF
0x4002 1000 - 0x4002 13FF
0X4002 0C00 - 0x4002 0FFF
0x4002 0800 - 0x4002 0BFF
0x4002 0400 - 0x4002 07FF
0x4002 0000 - 0x4002 03FF
Table 1 gives the boundary addresses of the peripherals available in all
Peripheral
RNG
HASH
CRYP
DCMI
USB OTG FS
USB OTG HS
ETHERNET MAC
DMA2
DMA1
BKPSRAM
Flash interface
register
RCC
CRC
GPIOI
GPIOH
GPIOG
GPIOF
GPIOE
GPIOD
GPIOC
GPIOB
GPIOA
RM0033 Rev 8
Bus
Section 31.6.9: FSMC register map on page 1315
Section 20.4.4: RNG register map on page 548
Section 21.4.8: HASH register map on page 568
Section 19.6.11: CRYP register map on page 542
AHB2
Section 12.8.12: DCMI register map on page 301
Section 29.16.6: OTG_FS register map on
page 1044
Section 30.12.6: OTG_HS register map on
page 1188
Section 28.8.5: Ethernet register maps on
page 954
Section 9.5.11: DMA register map on page 208
See Flash programming manual
AHB1
Section 5.3.24: RCC register map on page 135
Section 3.4.4: CRC register map on page 63
Section 6.4.11: GPIO register map on page 157
Memory and bus architecture
Register map
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