High temp of esp32 with ESP-NOW

javafun
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Joined: Mon Sep 16, 2024 2:16 pm

High temp of esp32 with ESP-NOW

Postby javafun » Mon Sep 16, 2024 2:31 pm

Hi, I trying use esp-now from ESP-IDF, I tested it using one of examples of esp-now from the https://github.com/espressif/esp-now/tr ... r/examples.
In my case after upload example of esp-now to my "esp32-c3 super mini" it works fine, but then the chip becomes hot 60-70 celsius (usualy normal temp <45).
I used internal temp sensor to measure the temperature of the chip, also it is feeling very hot when touch the chip.

My question - Why the chip so hot when I use the esp-now? I tested the code line by line and the chip becomes hot after init of esp-now.

Details:
Board: ESP32-C3 Super Mini ( https://www.sudo.is/docs/esphome/boards ... 3supermini )
ESP-IDF version: 5.3.1
ESP-NOW version: 2.5.2
Note: I tested the same on different esp32-c3 super mini board, the result is same. I do not have anything connected to the board, only connection via USB Type-C to my PC.

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