Hickup every 5 seconds

Mikael Hansson
Posts: 3
Joined: Thu Nov 11, 2021 10:33 am

Hickup every 5 seconds

Postby Mikael Hansson » Fri Nov 19, 2021 4:46 pm

Hi,

Any one knows what happens every 5 second?
Running an interrupt based code in a resonance, it seem like the cpu does
something every 5 seconds as this resonance stop.

It is very visible when I lit a LED in a timer interrupt and turn it off in the
main loop. Every 5 second it makes a short flash / flicker.

I'm not using any freertos. It is a ESP32-WROOM-32UE
Code in IDF.

Any clue what it is an how to stop it?

/Mike

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