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Robot HAT V4
=====================================

* |link_Robot_HAT|

Thanks for choosing our |link_Robot_HAT_kit|.

.. .. note::
..     This document is available in the following languages.

..         * |link_german_tutorials|
..         * |link_jp_tutorials|
..         * |link_en_tutorials|
    
..     Please click on the respective links to access the document in your preferred language.

.. image:: img/robot_hat_pic.png
    :width: 500
    :align: center
   

The Robot HAT V4 is a powerful expansion board designed to transform the Raspberry Pi into a fully functional robot with minimal setup. With its onboard microcontroller (MCU), the Robot HAT V4 significantly enhances the Raspberry Pi’s capabilities by providing additional PWM outputs and ADC inputs—features not natively supported on most Raspberry Pi models.

This compact and versatile board integrates 2 motor driver chips, allowing for independent control of up to 2 DC motors. It also features an I2S digital audio module and a built-in mono speaker, enabling audio playback and interaction capabilities directly from the board.

The board accepts a 6.0V to 8.4V power input via a 3-pin XH2.54 connector. It includes two power indicator LEDs for monitoring system status, a user-programmable LED for custom signaling, and 2 convenient onboard buttons for quick function testing or input simulation. These hardware features make development and debugging more intuitive and efficient, particularly in robotics and automation projects.

Whether you're building an autonomous vehicle, a robotic arm, or a voice-interactive assistant, the Robot HAT V4 offers a robust and developer-friendly platform for rapid prototyping and innovation.


.. toctree::
    :maxdepth: 3

    features
    hardware_introduction
    onboard_mcu
    battery