Memory Image - WCH CH32V003 Series Reference Manual

CH32V003 Reference Manual

1.2 Memory image

The CH32V003 family contains program memory, data memory, core registers, peripheral registers, and more,
all addressed in a 4GB linear space.
System storage stores data in small-end format, i.e., low bytes are stored at the low address and high bytes are
stored at the high address.
0x1FFF FFFF
Reserved
0x1FFF F840
Option Bytes
0x1FFF F800
Vendor Bytes
0x1FFF F7C0
Reserved
0x1FFF F780
System FLASH
(BOOT_1920B)
0x1FFF F000
Reserved
0x0800 4000
Code FLASH
16KB
0x0800 0000
Aliased to Flash or
system memory
depending on
software
configuration
0x0000 0000
V1.3
Figure 1-2 Storage image
0xFFFF FFFFF
Reserved
0xE010 0000
Core Private
Peripherals
0xE000 0000
Reserved
Peripherals
0x4000 0000
Reserved
0x2000 0800
2KB SRAM
0x2000 0000
FLASH
0x0000 0000
4G linear address space
3
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Reserved
0x5005 0400
Reserved
0x4002 3C00
EXTEND
0x4002 3800
Reserved
0x4002 2400
Flash Interface
0x4002 2000
Reserved
0x4002 1400
RCC
0x4002 1000
Reserved
0x4002 0400
DMA
0x4002 0000
Reserved
0x4001 3C00
USART
0x4001 3800
Reserved
0x4001 3400
SPI
0x4001 3000
TIM1
0x4001 2C00
Reserved
0x4001 2800
ADC
0x4001 2400
Reserved
0x4001 1800
Port D
0x4001 1400
Port C
0x4001 1000
Reserved
0x4001 0C00
Port A
0x4001 0800
EXTI
0x4001 0400
AFIO
0x4001 0000
Reserved
0x4000 7400
PWR
0x4000 7000
Reserved
0x4000 5800
I2C
0x4000 5400
Reserved
0x4000 3400
IWDG
0x4000 3000
WWDG
0x4000 2C00
Reserved
0x4000 0400
TIM2
0x4000 0000