STM32F105XX Datasheet, PDF (30/95 Pages) STMicroelectronics – Connectivity line, ARM-based 32-bit MCU with 64/256 KB Flash, USB OTG, Ethernet, 10 timers, 2 CANs, 2 ADCs, 14 communication interfaces

Memory mapping
STM32F105xx, STM32F107xx
4
Memory mapping
The memory map is shown in Figure 4.
Figure 4. Memory map
0xFFFF FFFF
0xE000 0000
0xDFFF FFFF
0xC000 0000
0xBFFF FFFF
0xB000 0000
0xAFFF FFFF
512-Mbyte
block 7
Cortex-M3's
internal
peripherals
512-Mbyte
block 6
Not used
512-Mbyte
block 5
Not used
512-Mbyte
block 4
Not used
0x8000 0000
0x7FFF FFFF
512-Mbyte
block 3
Not used
0x6000 0000
0x5FFF FFFF
0x4000 0000
0x3FFF FFFF
0x2000 0000
0x1FFF FFFF
0x0000 0000
512-Mbyte
block 2
Peripherals
512-Mbyte
block 1
SRAM
512-Mbyte
block 0
Code
AHB
APB2
APB1
Reserved
USB OTG FS
Reserved
Ethernet
Reserved
CRC
Reserved
Flash interface
Reserved
RCC
Reserved
DMA2
DMA1
Reserved
USART1
Reserved
SPI1
TIM1
ADC2
ADC1
Reserved
Port E
Port D
Port C
Port B
Port A
EXTI
AFIO
Reserved
DAC
PWR
BKP
bxCAN2
bxCAN1
Reserved
I2C2
I2C1
UART5
UART4
USART3
USART2
Reserved
SPI3/I2S3
SPI2/I2S2
Reserved
IWDG
WWDG
RTC
Reserved
TIM7
TIM6
TIM5
TIM4
TIM3
TIM2
Reserved
SRAM (aliased
by bit-banding)
Option bytes
System memory
Reserved
Flash
Reserved
Aliased to Flash or system
memory depending on
BOOT pins
0x3FFF FFFF
0x2001 0000
0x2000 FFFF
0x2000 0000
0x1FFF F800 - 0x1FFF FFFF
0x1FFF B000 - 0x1FFF F7FF
0x1FFF AFFF
0x0804 0000
0x0803 FFFF
0x0800 0000
0x07FF FFFF
0x0004 0000
0x0003 FFFF
0x0000 0000
0x5000 0400 - 0x5FFF FFFF
0x5000 0000 - 0x5000 03FF
0x4003 0000 - 0x4FFF FFFF
0x4002 8000 - 0x4002 9FFF
0x4002 3400 - 0x4002 7FFF
0x4002 3000 - 0x4002 33FF
0x4002 2400 - 0x4002 2FFF
0x4002 2000 - 0x4002 23FF
0x4002 1400 - 0x4002 1FFF
0x4002 1000 - 0x4002 13FF
0x4002 0800 - 0x4002 0FFF
0x4002 0400 - 0x4002 07FF
0x4002 0000 - 0x4002 03FF
0x4001 3C00 - 0x4001 FFFF
0x4001 3800 - 0x4001 3BFF
0x4001 3400 - 0x4001 37FF
0x4001 3000 - 0x4001 33FF
0x4001 2C00 - 0x4001 2FFF
0x4001 2800 - 0x4001 2BFF
0x4001 2400 - 0x4001 27FF
0x4001 1C00 - 0x4001 23FF
0x4001 1800 - 0x4001 1BFF
0x4001 1400 - 0x4001 17FF
0x4001 1000 - 0x4001 13FF
0x4001 0C00 - 0x4001 0FFF
0x4001 0800 - 0x4001 0BFF
0x4001 0400 - 0x4001 07FF
0x4001 0000 - 0x4001 3FFF
0x4000 7800 - 0x4000 FFFF
0x4000 7400 - 0x4000 77FF
0x4000 7000 - 0x4000 73FF
0x4000 6C00 - 0x4000 6FFF
0x4000 6800 - 0x4000 6BFF
0x4000 6400 - 0x4000 67FF
0x4000 5C00 - 0x4000 63FF
0x4000 5800 - 0x4000 5BFF
0x4000 5400 - 0x4000 57FF
0x4000 5000 - 0x4000 53FF
0x4000 4C00 - 0x4000 4FFF
0x4000 4800 - 0x4000 4BFF
0x4000 4400 - 0x4000 47FF
0x4000 4000 - 0x4000 43FF
0x4000 3C00 - 0x4000 3FFF
0x4000 3800 - 0x4000 3BFF
0x4000 3400 - 0x4000 37FF
0x4000 3000 - 0x4000 33FF
0x4000 2C00 - 0x4000 2FFF
0x4000 2800 - 0x4000 2BFF
0x4000 1800 - 0x4000 27FF
0x4000 1400 - 0x4000 17FF
0x4000 1000 - 0x4000 13FF
0x4000 0C00 - 0x4000 0FFF
0x4000 0800 - 0x4000 0BFF
0x4000 0400 - 0x4000 07FF
0x4000 0000 - 0x4000 03FF
ai15412b
30/95
Doc ID 15274 Rev 4