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Assist with Speaker - Wiring 🔌

Voice assistant device whith a microphone and speaker, the speaker is only used to play TTS responses. Because the Micro Wake Word cannot be used with media player.

Component Description
Xiao ESP32S3 Sense 📟 esp32 board
PCM5102 🔊 I2S DAC module for audio
Speaker speaker with audio jack input

Xiao ESP32S3 Sense 📟

Xiao ESP32S3 Sense

PCM5102 🔊

PCM5102

# Pin Functions

On the back of the board there are 4 pads which have to be bridged as follows

PCM5102 pin functions

Pin State
1 Low (L)
2 Low (L)
3 High (H)
4 Low (L)

# Connections

PCM5102 ESP32S3
VCC 5V
Data D9 (GPIO8)
NC (not connected)
GND GND

# Speaker

Now you can plug a speaker to the LINE OUT of the board