Raspberry Pi Pico PIO - PIO Interrupts using MicroPython - Ep. 20

Raspberry Pi Pico Episode 20 - PIO Interrupts using MicroPython

Join David as he continues his research into RP2040 PIO interrupts, this time using MicroPython.

Episode 19 - PIO interrupts using C/C++:
   • Raspberry Pi Pico PIO - PIO Interrupt...  
Program files for Episode 20:
https://github.com/LifeWithDavid/Rasp...
RP2040 Datasheet: https://datasheets.raspberrypi.com/rp...
MicroPython rp2 library: https://docs.micropython.org/en/lates...
MicroPython rp2_pio.c source code:
https://github.com/micropython/microp...
MicroPython IRQ wiki: https://github.com/micropython/microp...
Getting Started with the Raspberry Pi Pico: https://datasheets.raspberrypi.com/pi...
RaspberryPi Pico APIs: https://raspberrypi.github.io/pico-sd...

00:00 - Introduction
00:36 - PIO IRQ Review
03:09 - MicroPython limitations
03:44 - Identify and clear multiple PIO interrupts using interrupt handler
08:55 - When is the interrupt actually cleared?
12:58 - Identify and clear multiple PIO interrupts using polling
15:02 - Which state machine triggering an interrupt?
16:59 - Single PIO Block handler vs. multiple state machine unique handlers
18:40 - Synchronizing multiple state machines
20:38 - Closing

Music:
(Pinnacle 25 royalty-free music):
Pulsing Dance
House Fever
Reaction Time
City Night Groove