The Rotary Encoder Module Brick Sensor Development for KY040 provides a compact, reliable input solution for microcontroller projects. It is a dedicated breakout for the KY040 rotary encoder, exposing the standard five pins (VCC, GND, CLK, DT, SW) on a small, developmentfriendly board. The module combines a precision rotary encoder with an integrated pushbutton switch, enabling both rotational and press actions in a single compact unit. It is designed for easy integration into brick sensor development workflows and prototyping with minimal wiring. Key benefits Precise, tactile input: Detented rotary encoder delivers consistent, repeatable rotation increments with audible and tactile feedback, ideal for menu navigation, parameter adjustment, and stepped control. Simple, versatile integration: Standard KY040 interface allows quick connection to a wide range of microcontrollers and development boards, including Arduino, Raspberry Pi, and ESP32/ESP8266 projects. Expanded interaction: Builtin pushbutton switch adds a convenient selection or confirmation action, expanding UI capabilities without extra components. Spaceefficient design: Compact breakout board fits tight spaces and brickstyle sensor assemblies, enabling clean, modular prototyping and compact final products. Costeffective and widely supported: The KY040 is a common, welldocumented encoder; this module provides a reliable, readytouse platform for rapid development. Key attributes Functionality: Rotary encoder with integrated pushbutton switch; A and B channel outputs for quadrature encoding; push switch (SW) for user input. Compatibility: Compatible with 3.3V and 5V logic levels; follows the standard KY040 pinout (VCC, GND, CLK, DT, SW); suitable for a broad range of microcontrollers and development boards. Size: Compact breakout designed for breadboards and small development bricks; optimized for easy mounting in compact assemblies and sensor brackets. Material: Standard PCB construction with a durable encoder mechanism and a robust knob/shaft arrangement; designed for repeated use in development and testing environments. Performance: Stable mechanical detents provide reliable rotation steps; clean electronic signals suitable for debouncing in software; dependable operation across typical hobbyist and prototyping scenarios. Applications and use cases Menu navigation for small displays: Use the encoder to scroll through menu items on OLED or LCD modules and press the switch to select an option. Finegrained parameter adjustment: Adjust values such as volume, brightness, PWM duty cycle, or sensor thresholds with precise, iterative changes. Prototyping and control for robotics or IoT: Implement intuitive control interfaces on compact robotic controllers or sensor nodes, enabling user input without requiring complex UI hardware. Why choose this module The Rotary Encoder Module Brick Sensor Development for KY040 delivers a straightforward, dependable way to add rotary input and a pushbutton to your projects. Its standard KY040 compatibility ensures a broad ecosystem of tutorials, libraries, and example code, helping you implement responsive and userfriendly interfaces quickly and with confidence. This module is well suited for educational settings, hobbyist projects, and professional prototypes that demand a compact, durable, and easytouse rotary control.