# SMD Blue

The **Acrome SMD Blue** is a compact and powerful motion control device designed specifically for driving **stepper motors** with high precision and stability. Developed by **Acrome**, it enables smooth, reliable motion control for applications that require accurate positioning, such as **robotic arms, CNC systems, 3D printers**, and various **automation platforms**.

With support for **step, direction, and enable signals**, SMD Blue ensures compatibility with a wide range of external stepper motor drivers. It communicates via **RS-485** and features **RJ-11 ports**, allowing users to connect a variety of **plug-and-play add-on modules** such as distance sensors, joystick controllers, RGB LEDs, and more—without the need for complex wiring or configuration.

SMD Blue is compatible with both **visual programming tools like SMD Blockly** and **text-based environments such as Python**, making it ideal for students, educators, researchers, and developers alike.

Whether you're building a precise linear motion system or developing advanced motion control algorithms, **SMD Blue delivers the flexibility, performance, and modularity you need for stepper-based motion systems.**

<figure><img src="https://1077748559-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LuxEcL3mxZNc5Aa92N6%2Fuploads%2FqsOQ04aSWIHleq8uq5AR%2FAcrome%20SMD%20Stepper%20PCB%20V2.0.png?alt=media&#x26;token=baeb71ca-d206-47e7-a71d-3f37b04c0a23" alt=""><figcaption><p>Top of the Board</p></figcaption></figure>

<figure><img src="https://1077748559-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LuxEcL3mxZNc5Aa92N6%2Fuploads%2FvsVK0l9Mu8ziGRccbqAu%2FAcrome%20SMD%20Stepper%20PCB%20V2.0%20alt.png?alt=media&#x26;token=a0321378-a966-4cb9-a58d-f0e82e32db98" alt=""><figcaption><p>Bottom of the Board</p></figcaption></figure>