ST ST32M103 Series User Manual

Memory and bus architecture UM0306
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2.3 Memory map
Figure 2. Memory map
reserved
Addressable Memory Space
0
1
2
3
4
1K
5
6
7
0x2000 0000
0x4000 0000
0x6000 0000
0x8000 0000
0xA000 0000
0xC000 0000
0xE000 0000
0xFFFF FFFF
0x4000 0000
0x4000 0400
0x4000 0800
0x4000 0C00
0x4000 2800
0x4000 2C00
0x4000 3000
0x4000 3400
0x4000 3800
0x4000 3C00
0x4000 4400
0x4000 4800
0x4000 4C00
0x4001 0C00
0x4001 1000
0x4001 1400
0x4001 1800
0x4002 1400
0x0000 0000
APB Memory Space
4 Gbytes
CODE
0xFFFF F000
DMA
0x4002 1000
TIM2
Reserved
PERIPHERALS
0x4001 0800
0x4001 1C00
0x4001 2400
0x4001 2800
0x4001 2C00
0x4001 3000
0x4001 3400
0x4001 3800
TIM3
TIM4
reserved
RTC
WWDG
IWDG
reserved
SPI2
USART2
USART3
AFIO
Port A
Port C
Port D
reserved
ADC1
reserved
USART1
reserved
0x4002 0400
0x4002 0000
0x4001 3C00
0x4000 5400
0x4000 5800
reserved
ADC2
TIM1
SPI1
reserved
I2C1
BKP
0x4000 6000
0x4000 5C00
SRAM
1K
35K
1K
1K
2K
1K
1K
2K
1K
1K
1K
1K
1K
7K
1K
Port E
PWR
Port B
1K
1K
1K
3K
1K
1K
1K
1K
1K
1K
1K
1K
2K
1K
1K
1K
I2C2
USB Registers
USB SRAM 256 x 16-bit
reserved
bxCAN
EXTI
reserved
RCC
reserved
Flash memory Interface
reserved
reserved
reserved
0x4000 6400
0x4000 6800
0x4000 6C00
0x4000 7000
0x4000 7400
0x4001 0000
0x4001 0400
0x4002 2000
0x4002 2400
0x4002 3400
0x6000 0000
0xE010 0000
reserved
0xFFFF FFFF
1K
1K
1K
1K
1K
1K
1K
1K
3K
1K
4K
4K
FLASH
reserved
reserved
0x0800 0000
0x0801 FFFF
0x1FFF F000
0x1FFF FFFF
SYSTEMMEMORY
OPTION BYTES
0x1FFF F800
0x1FFF F9FF
Cortex-M3 Internal
Peripherals
0xE010 0000
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ST ST32M103 Series Specifications

General

Brand	ST
Model	ST32M103 Series
Category	Microcontrollers
Language	English