STM32F103x8, STM32F103xB
Memory mapping
4
Memory mapping
The memory map is shown in
Figure 9.
Memory map
APB memory space
0xFFFF FFFF
reserved
0xE010 0000
0xFFFF FFFF
reserved
0x6000 0000
reserved
0x4002 3400
7
0xE010 0000
Cortex- M3 Internal
Peripherals
0xE000 0000
CRC
0x4002 3000
reserved
0x4002 2400
Flash Interface
0x4002 2000
reserved
0x4002 1400
0x4002 1000
RCC
reserved
6
0xC000 0000
0x4002 0400
DMA
0x4002 0000
reserved
0x4001 3C00
0x4001 3800
0x4001 3400
USART1
reserved
SPI1
5
0xA000 0000
0x4001 3000
TIM1
0x4001 2C00
ADC2
0x4001 2800
ADC1
0x4001 2400
4
0x8000 0000
rese rve d
0x1FFF FFFF
0x4001 1C00
rese rved
0x1FFF F80F
Option Bytes
0x1FFF F800
Por t E
0x4001 1800
Port D
0x4001 1400
Port C
0x4001 1000
Port B
0x4001 0C00
3
0x1FFF F000
0x6000 0000
System memory
Port A
0x4001 0800
EXTI
0x4001 0400
AFIO
0x4001 0000
reserved
0x4000 7400
PWR
BKP
2
rese rved
0x4000 0000
Peripherals
0x4000 7000
0x4000 6C00
reserved
0x4000 6800
0x4000 6400
0x4000 6000
bxCAN
shared 512 byte
USB/CAN SRAM
USB Reg isters
1
0x2000 0000
SRAM
0x0801 FFFF
0x4000 5C00
I2C2
0x4000 5800
I2C1
0x4000 5400
reserved
0x4000 4C00
USART3
0x4000 4800
USART2
0
0x0000 0000
0x0800 0000
0x4000 4400
Flash memory
reserved
0x4000 3C00
SPI2
0x4000 3800
Aliased to Flash or system
memory depending on
0x0000 0000
BOOT pins
reserved
0x4000 3400
IWDG
0x4000 3000
WWDG
0x4000 2C00
RTC
0x4000 2800
Reserved
reserved
0x4000 0C00
TIM4
0x4000 0800
0x4000 0400
0x4000 0000
TIM3
TIM2
ai14394f
Doc ID 13587 Rev 11
31/92
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