ESP32-wroom-32e freezes after some days/months

mounish
Posts: 1
Joined: Thu Jun 09, 2022 10:52 am

ESP32-wroom-32e freezes after some days/months

Postby mounish » Sat Jun 10, 2023 2:20 pm

Hi Community members
I have implemented Watchdogs and 24Hours soft restart (ESP.restart()), but none of this is helpful in my case. I would like to know if there is any issue with esp32-wroom-32e.

When I receive a completely frozen unit, it is printing some garbage value in the serial monitor and Bluetooth is getting turned off

What could be the isssue?

Thanks in Advance

mmz5757
Posts: 2
Joined: Fri Aug 11, 2023 7:59 am

Re: ESP32-wroom-32e freezes after some days/months

Postby mmz5757 » Fri Aug 11, 2023 8:02 am

Why is there no answer to this topic.
I am having the same issue.

pipi61
Posts: 60
Joined: Fri Dec 23, 2016 10:58 pm

Re: ESP32-wroom-32e freezes after some days/months

Postby pipi61 » Wed Aug 23, 2023 8:17 pm

What do you expect without a code sample?

Craige Hales
Posts: 94
Joined: Tue Sep 07, 2021 12:07 pm

Re: ESP32-wroom-32e freezes after some days/months

Postby Craige Hales » Fri Aug 25, 2023 12:50 am

Start by testing the power supply with a scope.
Simulate some brownouts and see what happens.
If you added a large capacitor >= 1mf to the enable pin for programming, try removing it.
Get a better supply; make sure you have not added more filter capacitance than it can handle.
Craige

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