> For the complete documentation index, see [llms.txt](https://wiki.cbunmanned.com/wiki/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.cbunmanned.com/wiki/products-eol/cbu-cm405-fc-eol/female-header-f405/rc-in-sbus-wiring.md).

# RC In/SBus Wiring

To Enable SBus input, use a male>male jumper to connect the top pins together, and then connect RC SBus to "Sbus" Pin. UART 5 is reserved for SBus.

<figure><img src="/files/QaLSgaX9U0fwWMJmsmo6" alt=""><figcaption></figcaption></figure>

To use TBS Crossfire style RC Link (using a Normal UART) ensure SBus jumper is NOT fitted and use the 5v, Gnd, R5, T5 pins.&#x20;

<figure><img src="/files/3xzS2agCxJrcHS3WoenG" alt=""><figcaption></figcaption></figure>