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
#i2s
2 tutorials
ESP32: play audio through the MAX98357A I2S amp
Wire the MAX98357A I2S amplifier to an ESP32 and play WAV data from flash or an internet stream. The talking-device pattern that pairs with the INMP441 microphone tutorial.