About the problem that the ESP32 that is operating normally continues to be reset in the middle

Development Boards ESP32
1

For the following situations

As per the attached file

Wrong than Arduino,

Is it a problem that can occur when writing?

Contents

Normally about 5 hours

The operating board is as shown in the attached file from the middle

It keeps being reset.

Only 1 out of 30. Others, even if you move it for a few days

It continues to operate normally.

The details of the problem are as follows.

URL https://www.dropbox.com/s/msrdrewndiqe9 … 2.png?dl=0

Possibly related things

Reason: The ESP32 internal clock used is 40mHz (from the data sheet).

I’m careful, but I may have written 80MHz by mistake.

How to write

URL https://www.dropbox.com/s/ocz3jj56q0udq … p.png?dl=0

↑

This content is the problem described here

Is it related?

For those who know

Are there any factors that are likely to be related to this bug?

please tell me.

2

I’m not entirely sure that I understand the issue; if only 1 out of 30 boards is giving problems it is likely a defective board that warrants replacing

3

I knew it was a defect,

I’m not using that board.

Than that

I would like to know the cause of the content.

for example

Only one due to the following events

Is it possible if you write with the following URL settings?

I want to know.

I’m careful, but I may have written 80MHz by mistake.

How to write

URL

https://www.dropbox.com/s/ocz3jj56q0udq … p.png?dl=0

↑

This content is the problem described here

Is it related?

Details of the mistake

Even though the ESP32’s internal clock is controlled by 40mHz,

By mistake 80mHZ

It will be written with the setting of.