Hallo, thank you for your post. I have never worked before with UDP directly. I see your code so: The server sends and the client receives one Byte. This is a communication in one direction. For two-way communication I have to mix client and server without the long delay() at the end of the server-l...

Hallo,
I'm interested in the UDP-example. Can you write the program (the UDP parts) here in the forum.

thank you
Thomas

Hallo, I'm trying to use the esp32 with WIFI and deepsleep with a Battery 18650. It works very unsure. Sometimes it works 20minutes, sometime it works 4 hours. I tried all and I have written a little testprogram. Now my question: Is in the program an error or what can I do. I use the 18650 only. wit...

Hallo, thank you for your answer.
The problem is that it happens only in battery operation. So I have no serial output.
I hoped anyone had the definition when the "12" happens.

I don't believe that this is a power problem, because I think a 18650 battery is stable enough (I hope so).

Thomas

Hallo, I work with a ESP32 and realized a simple temperature sensor. The Power comes from a 18650-Battery. After booting the ESP32 looks for a temperature and if it is the difference big to the last one then it sends a MQTT-Telegramm and then goes to deepsleep. If the temperature is the same like 1 ...