PPI — Programmable peripheral interconnect
Typical use cases
- Background sensing like
- GPIO counting
- ADC sampling
- Analog threshold detection
- Protocol support like UART
- Use cases
- Rotary encoder
- Hall sensor detection of movement
- Application use cases
- Bicycle odometer
- Moist sensor
References
- https://patents.google.com/patent/US9087051B2/en
- https://en.wikipedia.org/wiki/Autonomous_peripheral_operation
- https://academy.nordicsemi.com/courses/nrf54l-series-express-course/lessons/lesson-2-power-domains-event-system-and-gpio/topic/event-system-and-dppi/
- https://www.st.com/resource/en/application_note/an4676-stm32f7-series-peripheral-interconnections-stmicroelectronics.pdf