#Betaflight not getting response from transmitter!

29 messages · Page 1 of 1 (latest)

chilly bloom
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Im trying to setup my new fpv drone in betaflight but everytime I try to get response from my transmitter I get none.

hybrid ocean
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@chilly bloom hey bro can you provide any more info

cosmic narwhal
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What's the receiver that you have? Take a picture of your drone if unsure.

chilly bloom
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Im using an Frsky Taranis x9 lite transmitter paired up with a Tbs tracer nano tx module, and a Tbs tracer nano rx receiver.

cosmic narwhal
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OK, never worked with a TBS module. Not sure if I can help. But assuming the transmitter is bound to the receiver and that is correctly wired to the FC, you may want to check if the Betaflight was flashed with CRSF support included in the "Radio Protocol" list.

chilly bloom
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How do I do that?

chilly bloom
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It doesn’t really make sense to just get another receiver since I allready have the module and transmitter bro

past needle
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for the receiver you need to plug in the battery to the drone, and the drone via usb to the computer

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not sure if you tried that al ready

cosmic narwhal
# chilly bloom How do I do that?

Actually I don't know how to get the list of RX protocols included in the build. Just seeing that it is not included in feature list on the CLI. 🤔
Just save your settings (Presets --> Save backup) and Re-flash the firmware again while making sure CRFS is included in Radio Protocol. Then re-apply your settings via the Presets tab again.
But before doing that, double-check that your receiver is actually switched on (any LEDs lit up?), bound and the external module is enabled on your transmitter's module settings. Even without connection to the FC, I would expect the receiver to send some telemetry data back to the transmitter. But again, I am no expert with TBS. There is some info on setting up TBS Crossfire and Tracer on Oscar Liang's website.

cosmic narwhal
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Also check that you actually wired up the receiver correctly to the FC. Many first-time builders are confused that RX connects to a TX and vice versa.
Next is to check if the serial port is correctly set up in the Ports tab. The Serial Rxneeds to be enabled.

vale igloo
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not very helpful advice

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@chilly bloom are you sure it's bound? your radio isn't showing the signal bars that I am used to seeing which indicates the receiver is connected, although I use edgetx and ELRS. @copper mantle should XF show signal bars?

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can you show a picture which demonstrates your wiring?

woeful rover
copper mantle
woeful rover
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@chilly bloom have you got the ports set correctly? So the dron knows what port the reciever is wired to

chilly bloom
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Sry i kinda forgot about this but I was able to fix the problem by installing a later version of edgetx on my transmitter.

vale igloo
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Sweet

copper mantle
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I'm still curious about that 900mhz antenna on your Tracer, But Awesome that you have it working 😄

chilly bloom
chilly bloom
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ooohhhh lmao.

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thats a blacksheep immortal T v2 antenna, idk about the compatibility but I got one succecful flight with it but I have another normal blacksheep immortal T unttena under the runcam so it could be just that

cosmic narwhal
vale igloo
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they make a tracer immortal T as well