Table 41. Syscfg Register Map And Reset Values (Stm32F42Xxx And Stm32F43Xxx) - ST STM32F405 Reference Manual

RM0090
9.3.8 SYSCFG register maps for STM32F42xxx and STM32F43xxx
The following table gives the SYSCFG register map and the reset values.

Table 41. SYSCFG register map and reset values (STM32F42xxx and STM32F43xxx)

Offset Register
SYSCFG_
MEMRMP
0x00
Reset value
SYSCFG_PMC
0x04
Reset value
SYSCFG_EXTICR1
0x08
Reset value
SYSCFG_EXTICR2
0x0C
Reset value
SYSCFG_EXTICR3
0x10
Reset value
SYSCFG_EXTICR4
0x14
Reset value
SYSCFG_CMPCR
0x20
Reset value
Refer to
Reserved
Reserved
Reserved
Reserved
Reserved
Section 2.3: Memory map
System configuration controller (SYSCFG)
Reserved
Reserved
0 0 0 0
EXTI3[3:0]
0
EXTI7[3:0]
0
EXTI11[3:0]
0
EXTI15[3:0]
0
Reserved
for the register boundary addresses.
RM0090 Rev 18
Reserved
0 0 0
Reserved
EXTI2[3:0] EXTI1[3:0]
0 0 0 0 0 0 0 0 0
EXTI6[3:0] EXTI5[3:0]
0 0 0 0 0 0 0 0 0
EXTI10[3:0] EXTI9[3:0]
0 0 0 0 0 0 0 0 0
EXTI14[3:0] EXTI13[3:0]
0 0 0 0 0 0 0 0 0
0
MEM_
MODE
x x x
EXTI0[3:0]
0 0 0 0 0 0
EXTI4[3:0]
0 0 0 0 0 0
EXTI8[3:0]
0 0 0 0 0 0
EXTI12[3:0]
0 0 0 0 0 0
Reserved
0
301/1749
301