Mission planner has had ADSB in for a long time now, but getting an ADSB source has usually been either complicated or expensive requiring a lot of extra hardware like a pi or special receiver to do the ADSB decoding and send it to mission planner via mavlink but by running a simple program and connecting mission planner to it, we can get ADSB working in a few steps.
First get a supported SDR dongle, you dont need a specific one for ADSB, but there are specialised versions with better filtering specifically for that frequency that will get you much better detection range, I am not going that far, so im just getting the smallest one i can get
Download the RTL1090.EXE VERSION 2 from here https://rtl1090.com/
Download these files
RelWithDebInfo(1).zip (416.4 KB)
Unzip and copy rtl-sdr-release\x32\rtlsdr.dll, msvcr100.dll and libusb-1.0.dll to RTL1090 folder
Download Zadig and open it,
https://zadig.akeo.ie/
click options,
click list all devices,
click bulk interface 0
click install WinUSB driver
close Zadig.
open RTL1090
start RTL1090
Open mission planner and click on ADSB in the CONFIG > PLANNER tab.
Click OK.
Enter the port number from the bottom of RTL1090 and click OK.
You now have ADSB.
