Tanaka Masayuki's PCMFlow722 library enables (half-duplex) two-way real-time HD voice over ESP-NOW on ESP32 boards with a speaker and a microphone, ...
It's based on the ATmega 328 version: https://github.com/TheDIYGuy999/Rc_Engine_Sound and on bitlunis Halloween example: https://github.com/bitluni/MotionPumpkin ...
The schematics and the sketch is a compilation from various free sources one can find on the Internet and the original circuit and code. The sketch was tested with Arduino UNO R3. The LC-meter can ...
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