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@@ -28,6 +28,11 @@ idf.py flash
![Image](https://github.com/user-attachments/assets/66e7e417-3a55-49aa-ab57-8e9ff0f848a3)
![Image](https://github.com/user-attachments/assets/40d3a5ac-43cd-4fc7-a80d-4f330d677d94)
## I2C Port selection
XTENSA's ESP32 has two i2c port: I2C_NUM_0/1.
You can use these two ports freely.
If you use this module at the same time as another I2C device using I2C port 0, you must change it to I2C port 1.
# Wirering
|MPR121||ESP32|ESP32-S2/S3|ESP32-C2/C3/C6|