29.2 Features
- Up to 8 external pins (EXTINTx), plus one non-maskable pin (NMI)
- Dedicated, individually maskable interrupt for each pin
- Interrupt on rising, falling, or both edges
- Synchronous or asynchronous edge detection mode
- Interrupt pin debouncing
- Interrupt on high or low levels
- Asynchronous interrupts for sleep modes without clock
- Filtering of external pins
- Event generation from EXTINTx
- Selectable secured or non-secured attribution for each individual external pin (SAM L11)