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ESP-NOW channel switching

Posted: Mon Aug 04, 2025 7:52 am
by ginspe
I was wondering how does esp-now protocol handle overcrowded channels? Can two ESP devices change channels automatically?

Re: ESP-NOW channel switching

Posted: Wed Aug 06, 2025 3:08 am
by nopnop2002
When using the esp-now protocol, you must explicitly specify the WiFi channel.

The two ESP devices must use the same channel.

https://github.com/espressif/esp-idf/bl ... main.c#L54