Hi ESP_Sprite,
thank you very much for your attention again.
OK, I undertund your expanation,
I will study more about ESP32 GPIOS.
Tks

Hi ESP_Sprite,
thank you very much for your attention.

To facilitate the understanding of the problem, I have modified the sketch as shown below.
I ran the sketch individually for each GPIO (bit_x) with an LED on the output.
The result appears in the list above the sketch.
I wonder why mainly ...

Hi Guys,
this is my first forum thread.
If I am doing something against the forum rules, please inform me and I will correct it.

My difficulty is ESP32 port manipulation .

I'm using a DOIT ESP32 DEVKIT V1 board with the arduino IDE.

For write a sketch I got information from the ESP32 Technical ...