Syscfg Register Maps; Table 33. Syscfg Register Map And Reset Values Stm32F405Xx/07Xx And Stm32F415Xx/17Xx - ST STM32F40 Series Reference Manual

System configuration controller (SYSCFG)
15 14 13
Reserved
Bits 31:9 Reserved, must be kept at reset value.
8.2.9

SYSCFG register maps

The following table gives the SYSCFG register map and the reset values.
Table 33. SYSCFG register map and reset values STM32F405xx/07xx and STM32F415xx/17xx
Offset Register
SYSCFG_MEMRM
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
211/1422
12 11 10 9
Bit 8 READY: Compensation cell ready flag
0: I/O compensation cell not ready
1: O compensation cell ready
Bits 7:2 Reserved, must be kept at reset value.
Bit 0 CMP_PD: Compensation cell power-down
0: I/O compensation cell power-down mode
1: I/O compensation cell enabled
Reserved
0
Reserved
Reserved
Reserved
Reserved
Doc ID 018909 Rev 4
8 7 6
READY
r
Reserved
Reserved
EXTI3[3:0]
0 0
EXTI7[3:0]
0 0
EXTI11[3:0]
0 0
EXTI15[3:0]
0 0
Reserved
5 4 3 2
Reserved
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
RM0090
1 0
CMP_
PD
rw
x x
EXTI0[3:0]
0 0 0 0 0
EXTI4[3:0]
0 0 0 0 0
EXTI8[3:0]
0 0 0 0 0
EXTI12[3:0]
0 0 0 0 0
Reserved
0