Search found 3 matches

by volatile
Wed Nov 07, 2018 9:45 am
Forum: ESP32 IDF
Topic: Random and frequent crashes
Replies: 3
Views: 588

Re: Random and frequent crashes

Thank you, I will try that (although I would be surprised if the board really had power supply issues). In the meantime I simply reduced the flash frequency from 80MHz to 40MHz and (for now) the stability seems to be much better (in other words: board has been running for 10 minutes now and not cras...
by volatile
Mon Nov 05, 2018 12:39 pm
Forum: ESP32 IDF
Topic: Random and frequent crashes
Replies: 3
Views: 588

Random and frequent crashes

I am developing an application using the ESP32. Custom 4layer PCB, bare ESP32 chip and 16Mb of flash. The board uses a SMD stamped metal antenna. However at the current stage the ESP32 is crashing frequently and randomly with errors like this: Guru Meditation Error: Core 0 panic'ed (LoadProhibited)....
by volatile
Fri Jun 22, 2018 10:45 am
Forum: ESP32 Arduino
Topic: Guru Meditation Error: Core 0 panic'ed (IllegalInstruction) - ESP32-WROVER-KIT, SimpleWiFiServer
Replies: 1
Views: 1843

Guru Meditation Error: Core 0 panic'ed (IllegalInstruction) - ESP32-WROVER-KIT, SimpleWiFiServer

The problem is similar to other threads like https://www.esp32.com/viewtopic.php?f=19&t=5004 Arduino 1.8.5, esp-wrover-kit The board is supplied from a beefy programmable power supply (set to 5.25V, capable of 5A) through the external power jack, using thick <20" short cables. I flashed the Arduino ...

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