ST STM32L4x6 User Manual

DocID024597 Rev 3 279/1693
RM0351 System configuration controller (SYSCFG)
285
Note: Some of the I/O pins mentioned in the above register may not be available on small
packages.
8.2.5 SYSCFG external interrupt configuration register 3
(SYSCFG_EXTICR3)
Address offset: 0x10
Reset value: 0x0000 0000
Bits 6:4 EXTI5[2:0]: EXTI 5 configuration bits
These bits are written by software to select the source input for the EXTI5
external interrupt.
000: PA[5] pin
001: PB[5] pin
010: PC[5] pin
011: PD[5] pin
100: PE[5] pin
101: PF[5] pin
110: PG[5] pin
111: Reserved
Bit 3 Reserved, must be kept at reset value.
Bits 2:0 EXTI4[2:0]: EXTI 4 configuration bits
These bits are written by software to select the source input for the EXTI4
external interrupt.
000: PA[4] pin
001: PB[4] pin
010: PC[4] pin
011: PD[4] pin
100: PE[4] pin
101: PF[4] pin
110: PG[4] pin
111: Reserved
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Res Res Res Res Res Res Res Res Res Res Res Res Res Res Res Res
1514131211109876543210
Res EXTI11[2:0] Res EXTI10[2:0] Res EXTI9[2:0] Res EXTI8[2:0]
rw rw rw rw rw rw rw rw rw rw rw rw

ST STM32L4x6 Specifications

General

Brand	ST
Model	STM32L4x6
Category	Microcontrollers
Language	English