Firmware for Gremsy S1v3

Created by Gremsy Support, Modified on Thu, 08 Dec 2022 at 01:53 PM by Gremsy Support

What's new in firmware version 7.7.1?

NOTE: Gyro must be calibrated after upgrading completely.

Open gTune --> SETTINGS --> GYRO --> CALIBRATE

NOTE: Gimbal should be re-tuned after upgrading completely.

Open gTune --> SETTINGS --> STIFFNESS and adjust parameters

Open gTune --> SETTINGS --> CONTROLS

What's new?

  • Add MAVLink integration into the Ardupilot system (AP version 4.3 and above).
  • Add gimbal control over MAVLink and gTune connection in COM2, COM4, and micro USB ports.
  • Support multiple gimbal control (BETA).
  • Add Autotune Stiffness, and Hold Strength parameters (BETA).
  • Add MAVLink router.


  • Improve gimbal control response with remote controller.
  • Improve gimbal control logic with MAVLink.
  • Improve motor control efficiency.

Fix bugs


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