# USB Gateway Module

The **USB Gateway Module** is a compact hardware interface designed to establish seamless communication between a computer and Acrome’s Smart Motion Devices (SMDs). Acting as a **bridge between the digital and physical worlds**, it enables reliable, high-speed serial communication through a standard USB connection.

At its core, the USB Gateway functions as a **USB-to-UART/RS-485 converter**, translating commands from the computer into a format that SMD modules can understand—and vice versa. This makes it a **critical component** for developing real-time motion control applications.

The module connects to an SMD via a **standard RJ-11 cable**, simplifying the wiring and setup process. Whether you're controlling motors, reading sensors, or executing coordinated motion commands, the USB Gateway ensures **low-latency, robust communication**, even in continuous operation.

To assist with debugging and user feedback, the module includes **built-in TX and RX LEDs**. These indicators provide real-time visualization of data transfer, making it easy to verify communication status at a glance.

Whether you're building an educational demo, a research-grade automation platform, or a personal robotics project, the USB Gateway Module is your reliable link between software logic and physical motion.

### Photos

![](https://1077748559-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LuxEcL3mxZNc5Aa92N6%2Fuploads%2FGWAX7rODY8GiIC8jD8B1%2FUSB_Gateway_Module_Package.jpg?alt=media\&token=caa2942f-87d3-4a36-8586-053620dae3b3)          ![](https://1077748559-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LuxEcL3mxZNc5Aa92N6%2Fuploads%2FKk40S2CUsxaAUy6xRjmk%2FUSB_Gateway_Module_Package_2.jpg?alt=media\&token=21e0c5bc-77b7-425c-aa09-38c1ee0ea480)

                                          ![](https://1077748559-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LuxEcL3mxZNc5Aa92N6%2Fuploads%2Fcx2Mq5ibj9zQTItjvrEc%2FUSB_Gateway_Module_Package_3.jpg?alt=media\&token=f53c752c-880a-4002-8e90-12fd14eb3627)

## Technical Specifications

<table><thead><tr><th width="210.39996337890625">Feature</th><th width="449.800048828125">Description</th><th data-hidden></th></tr></thead><tbody><tr><td>Communication</td><td>USB 2.0 (Serial over USB)</td><td></td></tr><tr><td>Supported OS</td><td>Windows, macOS, Linux</td><td></td></tr><tr><td>Baud Rate</td><td>9600, 57600, 115200(default baudrate), 921600, 1115200, 3000000 bps</td><td></td></tr><tr><td>Protocol</td><td>UART (used to communicate with SMD modules), RS-485</td><td></td></tr><tr><td>Power Source</td><td>USB powered</td><td></td></tr><tr><td>Plug &#x26; Play</td><td>Yes</td><td></td></tr><tr><td>Compatibility</td><td>Compatible with all Acrome SMD modules</td><td></td></tr><tr><td>LED Indicators</td><td>TX / RX communication activity</td><td></td></tr></tbody></table>

### Render

<figure><img src="https://1077748559-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LuxEcL3mxZNc5Aa92N6%2Fuploads%2FJWbjzbt31aaDzBCEIz8z%2FUSB_Gateway_Module_Thumbnail.jpg?alt=media&#x26;token=ff1eaf47-753e-4239-bcfb-c00f7d0ad472" alt="" width="563"><figcaption></figcaption></figure>

**Manual File:**

{% file src="<https://1077748559-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LuxEcL3mxZNc5Aa92N6%2Fuploads%2FIbEfXIfVWePKmQSA2Uy1%2FUSB%20Gateway%20Module%20User%20Manual.pdf?alt=media&token=8ab22507-69c6-4b6f-a0a7-160fa0de5726>" %}

**Step File:**

{% file src="<https://1077748559-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LuxEcL3mxZNc5Aa92N6%2Fuploads%2FbgRNfU4mTBfEktLT9ZL1%2FUSB%20Gateway%20V2.1.STEP?alt=media&token=9ba3bef3-25fd-46c4-a404-a9b9724f3e0b>" %}