Ethos v1.5.7 and X18, X20 series User Manual
External RF module - FrSky
Currently the following external FrSky modules are supported: XJT Lite, R9M Lite, R9M Lite
Access, R9M Lite Pro Access, TWIN Lite Pro and PPM. For third party modules please refer to
the next section.
The External modules can operate in ACCESS, ACCST D16, TD MODE, ELRS or TWIN MODE.
Please see the following sections for configuration details.
State
The external module can be On or Off.