Hello I am trying to bind xm+ to a radiomaster tx12 w cc2500 mode inside ive tried rolling back the firmware on the xm+ but to no prevail. Also tied version 2 with frsky x2 (d16) Nothing seems to be working I am wondering what firmware I should be using on the radiomaster for it? any tips will help thanks Ive tried xm+Accst_2.1.2_fcc_rssi. And tried old version xm+Fcc170313-rssi16.frk None seem to work

  • $\begingroup$ Heyy bro have you got any solution $\endgroup$
    – Anuj
    May 9 at 10:49

1 Answer 1


This is usually an annoying process, as it's hard to tell what firmware is currently on either the receiver or the transmitter, and they have to match.

The easiest way is to re-flash the transmitter module, so you know what it's using, then flash the receiver with a matching version.


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