Table 58. Exti Lines Connections; Figure 34. External Interrupt/Event Gpio Mapping - ST STM32L4 5 Series Reference Manual

Extended interrupts and events controller (EXTI)
1. Only on STM32L496xx/4A6xx devices
The EXTI lines are connected as shown in
400/1830

Figure 34. External interrupt/event GPIO mapping

Table 58. EXTI lines connections

EXTI line
0-15
16
17
18
DocID024597 Rev 5
Table 58: EXTI lines
(1)
Line source
GPIO
PVD
(2)
OTG FS wakeup event
RTC alarms
RM0351
connections.
Line type
configurable
configurable
direct
configurable