Make sure DEFAULT_I2C_DEVICE is always valid
[inav.git] / docs / ADSB.md
blob345af30a97ea4ffecd037b20917642085209c4a3
1 # ADS-B
3 [Automatic Dependent Surveillance Broadcast](https://en.wikipedia.org/wiki/Automatic_Dependent_Surveillance%E2%80%93Broadcast)
4 is an air traffic surveillance technology that enables aircraft to be accurately tracked by air traffic controllers and other pilots without the need for conventional radar.
6 ## Current state
8 OSD can be configured to shows the closest aircraft.
10 ## Hardware
12 All ADSB receivers which can send Mavlink [ADSB_VEHICLE](https://mavlink.io/en/messages/common.html#ADSB_VEHICLE) message are supported 
14 * [PINGRX](https://uavionix.com/product/pingrx-pro/) (not tested)
15 * [TT-SC1](https://www.aerobits.pl/product/aero/) (tested)