LDARC HD140 PNP - Firmware Update and Calibration; Betaflight Firmware Flashing; Accelerometer Calibration; UART Configuration

MATEKF411
4.0.2- MATEKF411 -05-05-2019 20:33(stable)
-7-
4.Open UART2 and saved
Connect
BETAFLIGHT firmware allready flash before leave the factory,user just need connect PC to adjust the parameter
1.Open betaflight configuration ,then click ,select FW version
2.Click ,then click to download FW to FC, click after FW
updating finish into setting menu
3.Calibration“Calibrate Accelerometer”
Firmware Update