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V1.0
2023.05
GCU
User Manual

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Table of Contents
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Summary of Contents for Foxtech GCU

  • Page 1 V1.0 2023.05 User Manual...
  • Page 2: Using This Manual - Legend

    Using this Manual – Legend Important Tips Explanation...
  • Page 3 Catalog Introduction Synopsis Overview Status LED Description Port Definition Configuring & Updating Firmware Configuring the GCU Updating Firmware Appendix 1 Specifications Appendix 2 Dimensions Appendix 3 MAVLink Configuration ArduPilot...
  • Page 5 GCU User Manual Introduction Synopsis With the GCU and the Dragonfly software, user can watch the image from the camera and control the gimbal real-timely on a computer. The GCU has a tiny size and multiple extend ports. It supports Network, UART and S.BUS control.
  • Page 6: Status Led Description

    GCU User Manual Overview 1.Network Port 2.Power Supply Port 3.UART2 Port 4.UART1 Port 5.S.BUS Port 6.Gimbal Control Port 7.Status LED Status LED Description Blue flashing Working normally Solid blue GNSS not positioning Solid purple No GNSS data Red flashing Error...
  • Page 7: Port Definition

    UART_Tx UART2_Tx UART2 MAVlink protocol control UART2_Rx The total output power of 5 V on the GCU is 1.5 W. Do not supply power to any equipment over 1.5 W through the GCU. Otherwise may cause the device working unproperly.
  • Page 8 Configuring the GCU 1. Connect the computer and the network port of the GCU with the network conversion module, or connect the computer and the UART1 port of the GCU with the config module.
  • Page 9 Camera IP Fill in the IP address of current camera, Video stream addresses will be generated automatically by the GCU. It will not change the IP address of the camera. 2.Gimbal Data Display the altitude data of the gimbal 3.Carrier Data...
  • Page 10 GCU User Manual Mode Follow: Head follow mode. Yaw angle of the gimbal rotates with the carrier and is uncontrollable. Lock: Head lock mode. Yaw angle and pitch angle of the gimbal are controllable and keep current angle while no rotating command is received.
  • Page 11 / off ranging. The gimbal is able to calculate out the longitude, latitude and elevation of the target while receiving GNSS data. 5.Reset Click to reset all the parameters of the GCU. 6.Calibration Click to calibrate the gimbal. Please keep the gimbal static while calibrating.
  • Page 12: Updating Firmware

    GCU User Manual Updating Firmware 1. Connect the computer and the UART1 port of the GCU with the config module. Power on the devices. 2. Open FreeFlightIAP software. Choose the COM port corresponding to the config module. 3. Click "browse", choose the firmware file, click "download" and wait for the updating complete.
  • Page 13: Appendix 2 Dimensions

    GCU User Manual Appendix 2 Dimensions 13.5 45.4 4-M2 3mm Use screws of proper length to fix the GCU. Too short screws short may cause the fixation unsecure, and too long screws may damage the device.
  • Page 14: Appendix 3 Mavlink Configuration

    GCU User Manual Appendix 3 MAVLink Configuration ArduPilot SERIAL1 SERIAL1_BAUD SERIAL1_OPTIONS 1024 SERIAL1_PROTOCOL SR1_ADSB 0 Hz SR1_EXIT_STAT 0 Hz SR1_EXTRA1 0 Hz SR1_EXTRA2 0 Hz SR1_EXTRA3 0 Hz SR1_PARAMS 0 Hz SR1_POSITION 0 Hz SR1_RAW_CTRL 0 Hz SR1_RAW_SENS 0 Hz...
  • Page 15 ROLL_MIN, MNT1_PITCH_MAX, MNT1_PITCH_MIN, MNT1_YAW_MAX and MNT1_YAW_MIN will be configured automatically depend on data from the GCU. The angle limit should be set manual while the MNT1_ TYPE is 4. The RC1~RC3 are just examples, which can be defined according to actual situation.

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