Failing after 1,000 alarms with a 50ms repeating alarm suggests failure after about 50,000 ms or 50 seconds.The code below fails after about 1000 alarm callbacks on a Pico2_w.
My test on a Pimoroni Pico Plus 2W (RP2350BA2) with a 1ms repeating timer is still going fine after an hour and a half.
Statistics: Posted by hippy — Wed Jan 28, 2026 7:07 pm