ESP32C6 RMT example ir_transceiver not transmitting

Deepak Kumar
Posts: 5
Joined: Tue May 27, 2025 3:44 pm

ESP32C6 RMT example ir_transceiver not transmitting

Postby Deepak Kumar » Tue Jun 24, 2025 3:28 pm

"I'm working on an ESP32-C6 project with ESP-IDF (version 5.4.1) to implement an IR remote receiver and transmitter for controlling my AC. The provided esp/v5.4.1/esp-idf/examples/peripherals/rmt/ir_nec_transceiver example is helpful for understanding RMT, but it only supports the NEC protocol. Since I'm unsure of my AC remote's exact IR protocol, I'm looking for guidance or a code example that can act as a universal IR receiver (to learn the signal) and transmitter (to send it) for common AC units. Any assistance would be greatly appreciated."

lbernstone
Posts: 1131
Joined: Mon Jul 22, 2019 3:20 pm

Re: ESP32C6 RMT example ir_transceiver not transmitting

Postby lbernstone » Wed Jun 25, 2025 11:45 pm

Arduino-IRRemote is very easy to use to identify the signal family. Once you know the protocol, I'd recommend using an ESP specific RMT-based IR library (eg Freenove, IRremoteESP8266) to get the best performance.

Deepak Kumar
Posts: 5
Joined: Tue May 27, 2025 3:44 pm

Re: ESP32C6 RMT example ir_transceiver not transmitting

Postby Deepak Kumar » Mon Oct 13, 2025 11:11 am

Thank you for your suggestion. The code is now running properly, and everything is working as expected.

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