> For the complete documentation index, see [llms.txt](https://docs.skypulse.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.skypulse.com/documentation/technical-specifications/skypulse-interface-board.md). # SkyPulse Interface board The SkyPulse Interface board breaks out multiple communication interfaces from compatible Microhard radios into standard, accessible connectors, simplifying system wiring and integration with the Helios FMU. #### Main features * Onboard ethernet magnetics * RS232 to UART TTL converter * 10-pin JST-GH port, compatible with PMDDL2x50-SWP radios * 2 ports for communication with the Helios FMU * Breakout connector for USB & I2C (useful if you want to connect a rangefinder + camera for navigation) * GPS port * USB ports for configuration\* (only present in some revisions)

The dimensions and hole patterns are exactly the same as the Microhard PMDDL2x50-SWP series communication module, so you can easily integrate communications without having to deal with wiring and communication converters.

Example communication assembly of a Microhard radio and our Interface board

## Manufacturing & NDAA Compliance {% hint style="success" %} All of our hardware is 100% NDAA compliant, based on high quality non-Chinese components. Every module goes through rigorous testing to ensure the best quality for our users. {% endhint %}