ST STM32L4+ Series Reference Manual page 357

RM0432
Bits 11:8 EXTI6[3:0]: EXTI 6 configuration bits
Note: Some of the I/O pins mentioned in the above register may not be available on small
packages.
9.2.5 SYSCFG external interrupt configuration register 3
(SYSCFG_EXTICR3)
Address offset: 0x10
Reset value: 0x0000 0000
31 30 29
Res. Res. Res. Res.
15 14 13
EXTI11[3:0]
rw rw rw
These bits are written by software to select the source input for the EXTI6
external interrupt.
0000: PA[6] pin
0001: PB[6] pin
0010: PC[6] pin
0011: PD[6] pin
0100: PE[6] pin
0101: PF[6] pin
0110: PG[6] pin
0111: PH[6] pin
1000: PI[6] pin
Bits 7:4 EXTI5[3:0]: EXTI 5 configuration bits
These bits are written by software to select the source input for the EXTI5
external interrupt.
0000: PA[5] pin
0001: PB[5] pin
0010: PC[5] pin
0011: PD[5] pin
0100: PE[5] pin
0101: PF[5] pin
0110: PG[5] pin
0111: PH[5] pin
1000: PI[5] pin
Bits 3:0 EXTI4[3:0]: EXTI 4 configuration bits
These bits are written by software to select the source input for the EXTI4
external interrupt.
0000: PA[4] pin
0001: PB[4] pin
0010: PC[4] pin
0011: PD[4] pin
0100: PE[4] pin
0101: PF[4] pin
0110: PG[4] pin
0111: PH[4] pin
1000: PI[4] pin
28 27 26 25
Res. Res. Res.
12 11 10 9
EXTI10[3:0]
rw rw rw rw
System configuration controller (SYSCFG)
24 23 22
Res. Res. Res.
8 7 6
EXTI9[3:0]
rw rw rw
RM0432 Rev 6
21 20 19 18
Res. Res. Res. Res.
5 4 3 2
EXTI8[3:0]
rw rw rw rw
17 16
Res. Res.
1 0
rw rw
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