FrSky Receiver Firmware Update | R-XSR LUA SCRIPT FIX

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I'm going to show you how to update the firmware on your FrSky receiver. YOU NEED TO DO THIS ON EVERY SINGLE R-XSR YOU GET if you want to use Lua scripts and avoid "Sensor Lost" warning. But you also sometimes need to do this on other receivers, such as if you want to change the region from EU to FCC, or if you want to run FPort protocol.

How to install FPort to your receiver:
   • FRSKY FPORT HOW TO | SBUS and SmartPort on...  

How to install Lua scripts to your OpenTX radio:
   • Betaflight Lua Script Updated for OpenTX 2...  

-- PRODUCT LINKS --

My multimeter:
Amazon - http://amzn.to/2o8LdTO

FrSky R-XSR Receiver
Banggood - https://goo.gl/M12u7W
GetFPV - https://goo.gl/z6zG9h
ReadyMadeRC - http://bit.ly/2wfQUbM
Rotor Riot Store - http://bit.ly/2I5g5zc
RaceDayQuads - http://bit.ly/2wlil4a

FrSky XM+ Receiver
Banggood - https://goo.gl/E11Dz1
GetFPV - https://goo.gl/9jWfrG
ReadyMadeRC - https://goo.gl/Zcj1uC
Rotor Riot Store - http://bit.ly/2wjFGmy
RaceDayQuads - http://bit.ly/2I3KxtE

5v step-down regulator allows you to flash your receiver even if your radio is powered by a 3S battery
Amazon - https://amzn.to/2K0102t
Banggood - http://bit.ly/2I1PO4Q