Free UK Delivery on orders over £99*
Product Specifications
Product Details
THIS MODULE WORKS WITH INAV FIRMWARE(SINCE 2.3) AND LATEST ARDUPILOT FIRMWARE(SINCE 4.1)
Specifications
- Optical Flow: PMW3901
- Lidar: VL53L0X
- Interface UART
- Protocol: 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.
Ardupilot setup (4.1 and above)
ArduPilot latest firmware has supported MSP protocol since Sep.02
- SERIAL_PROTOCOL = 32, “n” is serial number of UART in ArduPilot hwdef, not the FC UART number. On some flight controllers, serial1 is not equal to UART1, Pls checkout FC manual to get corresponding serial number for each UART.
- SERIAL_BAUD = 115
- RNGFND_TYPE = 32
- FLOW_TYPE = 7
Communication between 3901-L0X module and Flight controller via UART MSP V2 protocol supported by INAV and ArduPilot.
Pls refer INAV and ArduPilot Github
Payment & Security
3DXR does not store or process credit card information.
All payments are handled securely by PCI DSS compliant payment providers.
Our systems are regularly monitored and screened for fraudulent activity.
Delivery & Returns
UK Delivery Options
Free UK Standard Delivery on orders over £99* (excluding certain items such as batteries).
(Typically delivered next working day, subject to courier collection cut-off times.)
- Royal Mail Tracked 24 – Next working day delivery for orders placed by 16:00 (4pm). Fully tracked.
- DHL Express Next Day – Next working day delivery for orders placed by 13:30 (1:30pm). Fully tracked.
- *Free delivery excludes batteries, oversized items, and remote UK areas such as the Highlands due to courier surcharges.
International Delivery Options
- DHL Express (Air) – Fast delivery to most European countries (often next day). Same-day dispatch for orders placed by 13:30 (1:30pm) UK time. Fully tracked.
- DHL Economy (Road) – Cost-effective alternative to Express, suitable for non-urgent orders. Fully tracked.
UK Returns
Unused items in original condition can be returned within 14 days for refund or 30 days credit refund.
Please refer to the full Returns Policy for further details Returns Policy – 3DXR
International and B2B Returns
Please refer to the full Returns Policy for further details Returns Policy – 3DXR
All returns must be authorised by 3DXR before being sent back. Please email info@3dxr.co.uk to request confirmation.
FAQs
Contact us by email at info@3dxr.co.uk with any questions you have about this product.
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