Skip to content

CUAV NEO 3 Pro

PX4 v1.13

NEO 3Pro is a DroneCan GPS receiver produced by CUAV. It integrates UBLOX M9N, STM32F4 MCU, RM3100 compass, three-color LED light and safety switch.

Hero image of Neo3 Pro GPS

Technical Specifications

HardwareType
ProcessorSTM32F412
CompassRM3100
BarometerMS5611
GNSS receiverUBLOX NEO M9N
RGB driveNCP5623C
BuzzerPassive buzzer
Safety switchPhysical button
GNSSBeidou, Galileo, GLONASS, GPS
GNSS Augmentation SystemSBAS:WAAS,EGNOS,MSAS
QZSS:L1s(SAIF)
other:RTCM3.3
Number of concurrent GNSS4
Frequency bandGPS:L1C/A
GLONASS:L10F
Beidou:B1I
Galileo:E1B/C
Horizontal accuracy2.0M
Speed accuracy0.05M/S
Nav. update rate25Hz(Max)
AcquisitionCold start:24S
Hot start:2S
Aided start:2s
Number of satellites(MAX)32+
SensitivityTracking and nav-167dBm
Cold start Hot star-148dBm
Reacquisition -160dBm
ProtocolUAVCAN
Port TYpeGHR-04V-S
Supported flight controllerCUAV series,
Pixahwk series
Wave filteringSAW+LNA+SAW
Anti-Electromagnetic/radio frequency interferenceEMI+RFI
Upgrade firmwaresupport
Input voltage5V
Operating temperature-10~70℃
Size606016MM
Weight33g

Where to Buy

Wiring and Connections

NEO 3 Pro connected to autopilot CAN1/CAN2 interface

NEO 3 Pro connected to autopilot CAN1/CAN2 interface

PX4 Configuration

Open QGroundControl > Parameters and modify the following parameters:

  • UAVCAN_ENABLESet to Sensors Automatic config .
  • UAVCAN_SUB_GPS Set to Enable.

QGC Full Parameter screen showing DroneCan (UAVCAN) parameters

More info