# KTS1622 I2C I/O Expander [](https://components.espressif.com/components/espp/kts1622) The `KTS1622` I/O expander component allows the user to configure inputs, outputs, interrupts, etc. via a serial interface such as I2C. ## Example This example shows how to use the `Kts1622` component to communicate (via I2C) with an KTS1622 I2C digital IO expander.
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idf.py add-dependency "espp/kts1622^1.4.1"