Description

MATEK OPTICAL FLOW & LIDAR SENSOR 3901-L0X

Matek OPTICAL FLOW & LIDAR SENSOR 3901-L0X

Setting up Optic Flow in INAV   PDF manual by digitalentity

This module works with INAV firmware(2.2.x or latest) only


Specifications

  • Optical Flow: PMW3901
  • Lidar: VL53L0X
  • Interface UART
  • Protocol: INAV MSP
  • Working Range: 8cm~200cm
  • Field of view: 42 degree(PMW3901), 27 degree(VL53L0X)
  • Minimum Illumination >60Lux
  • Input voltage: 4.5~5.5V
  • Power Consumption: 40mA
  • Size: 36*12mm,  2g

Packing

  • Module 3901-L0X,  1pc

Tips

  • Make 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
  • If your flight controller doesn’t have a barometer detected, you won’t be able to select “NAV ALTHOLD” in modes tab.