You followed my miniquad parts list or bought your parts and want to put it all together now? This miniquad build instructions will cover the whole build process, starting from wiring your motors and ESCs to the PDB and hooking up your Naze32, FPV and OSD.
On Screen Display, OSD, allows you to see flight data from the flight controller, on your video feed. Displaying the battery voltage, flight mode, timer, and Name can be useful. There are two possible ways to do so.