Matek System Optical Flow Lidar Sensor 3901-L0X Module Support INAV for RC Drone FPV Racing default

Description

Be sure Optical Flow lens to ground >2cm for opflow initialization while FC starting up. Maximum range of VL53L0X is 2m, Altitude hold 0~2m @ throttle 0~100% if VL53L0X is enabled. Any unused UART of FC supports it. Sonar connection (Trig & Echo) has not been implemented.