ESP32: record audio with an INMP441 I2S microphone
Wire a $3 INMP441 MEMS mic to the ESP32 and capture real audio over I2S. The hardware path to sound detection, voice notes, and wake words.
Tag
#microphone
2 tutorials
ESP32: read sound level with an analog microphone module
Wire an analog microphone module (MAX4466 or LM393 sound sensor) to the ESP32's ADC and build an RMS sound level meter for clap triggers and noise logging.