Product Specs

ESP32-A1S Wi-Fi+BT SoC Module V1.0
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ESP32 ES8388
I2SPin connection
ES8388 ESP32
I2S_SDOUT IO35
I2S_SDIN IO25
I2S_LRCK IO26
I2S_BCLK IO27
I2S_MCLK IO0
ESP32 ES8388 I2C Pin connection
ES83
88
ESP32
SCL IO32
SDA IO33
Module schematic