ST STM32WL55JC User Manual

RM0453 Rev 2 431/1454
RM0453 System configuration controller (SYSCFG)
444
Note: Some of the I/O pins mentioned in this register may not be available on small packages.
11.2.5 SYSCFG external interrupt configuration register 3
(SYSCFG_EXTICR3)
Address offset: 0x010
Reset value: 0x0000 0000
Bits 10:8 EXTI6[2:0]: EXTI6 configuration bits
These bits are written by software to select the source input for the EXTI6 external interrupt.
000: PA6 pin
001: PB6 pin
010: PC6 pin
011: Reserved
100: Reserved
101: Reserved
110: Reserved
111: Reserved
Bit 7 Reserved, must be kept at reset value.
Bits 6:4 EXTI5[2:0]: EXTI5 configuration bits
These bits are written by software to select the source input for the EXTI5 external interrupt.
000: PA5 pin
001: PB5 pin
010: PC5 pin
011: Reserved
100: Reserved
101: Reserved
110: Reserved
111: Reserved
Bit 3 Reserved, must be kept at reset value.
Bits 2:0 EXTI4[2:0]: EXTI4 configuration bits
These bits are written by software to select the source input for the EXTI4 external interrupt.
000: PA4 pin
001: PB4 pin
010: PC4 pin
011: Reserved
100: Reserved
101: Reserved
110: Reserved
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 STM32WL55JC Specifications

General

Brand	ST
Model	STM32WL55JC
Category	Microcontrollers
Language	English