Tx Support

[imagemlt]

Hello I recently modified source code of userspace driver (devourer)and enabled sending packet,thus we can make bidirectional mavlink telemetry. see gehee/devourer@master...imagemlt:DualDevourer:android_compat for my modifications. Based on this I also build a termux version of wfb_tx https://github.com/imagemlt/wfb-ng-termux. Feel free to contact me if you want to add bidirectional mavlink telemetry to pixelpilot.

[imagemlt]

I also build this https://github.com/imagemlt/fpvue_android which will open udp 14551 port on localhost and you can directly send mavlink data through this port. I'm new to android developing so i just opened a local udp port.