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ESP32 no working anymore

Posted: Sun Jun 08, 2025 4:14 pm
by magnum
Hi,

I made a personal pcb with a ESP32-WROOM-32, quectel GPS and a pressure sensor wich commnuicate in serial. I don't known why, all the board stop working after certain numbre of random reboot.

The symptom are always the same. The board work well and when i want to use it again (few hours,days,...). It doesn't work anymore.

The power is Ok but the ESP32 do nothing, no serial output (Via program port of my PCB). The only way i have is to unsoldered the ESP32 in order to soldered a new one.

Is there a debug method in order to known why a ESP32 died ?

Is my PCB design is correct ?

Thanks a lot for your help

Julien