Ai-Thinker ESP32 Audio Kit
This is an ESP32 based board using the ESP-WROVER-B module supporting audio processing.
ESP32-A1S Module https://docs.ai-thinker.com/en/esp32-audio-kit
AC101 JTAG SD-CARD Battery, 3.7V lithium battery charging Line-In Earphones Stereo AMP 2 MIC 6Key
BOOT (IO0), cannot be used as used for codec clock
EN = RST
Sketch uploading
To upload a sketch the Board can be configured in Arduino using:
Pin usage overview
| ESP32 | Function | TFT | AC101 | SDMMC | MIC |
|---|---|---|---|---|---|
| IO32 | I2C-SCL | X | |||
| IO33 | I2C-SDA | X | |||
| IO27 | IIS_BCK | x |
i2s_config->ws_io_num = GPIO_NUM_26; i2s_config->data_out_num = GPIO_NUM_25; i2s_config->data_in_num = GPIO_NUM_35;
| IO25 | IIS_LRCK | | x | | |
Streams
Audio Support
See also
- https://docs.ai-thinker.com/en/esp32-audio-kit
- https://docs.ai-thinker.com/_media/esp32/hardware/esp32-a1s_产品规格书_v1.3.pdf
- https://github.com/Ai-Thinker-Open/ESP32-A1S-AudioKit