Unit Joystick2 is a high-precision Hall effect joystick control unit, equipped with the built-in STM32G030F6P6 microcontroller chip and integrated joystick control signal acquisition firmware. The unit transmits data through the I2C communication interface and supports three-axis control signal input, including analog input for the X/Y axes and digital input for the Z-axis button. Unit Joystick2 utilizes a Hall effect joystick, achieving high-precision control by detecting magnetic field changes. It offers advantages such as contactless operation, wear resistance, high precision, and strong anti-interference capabilities, ensuring product stability and long lifespan. Additionally, the device features a built-in WS2812 RGB LED for status indication and interactive display, and includes an STM32 firmware upgrade interface for easy firmware updates. This product is suitable for various applications such as game control and robot manipulation.