16
Setup and Getting Started with HDZero
OSD Setup
1. Prerequisitions
o Betaflight >= 4.4.0
o Inav >= 4.1
o FlightOne >= 10.1.1.5576 | 10.1 Alpha 29
2. Update firmware VTX and VRX
- Download the latest firmware: www.hd-zero.com/document
- Firmware package (Rev_ddmmyyyy.zip) contains the firmware for all the VTX and VRX
3. Solder/Connect VTX UART to an available UART on your FC board
see installation diagram above
4. Flight controller Configuration (Use Betaflight as example)
- Connect the FC board to computer with an USB cable
- Start Betaflight configurator
- Go to Port TAB
- Activate VTX (MSP + Displayport) on UART number that is used to connect the VTX
- Save and Reboot
Note: A soft serial UART is not supported for VTX (MSP + Displayport).
As an example: UART5 on picture below is used for VTX (MSP + Displayport).
5. Restart/Connect Flight controller Configuration (Use Betaflight as example)
- Go to configuration tab