DJI Released Zenmuse H3-2D Firmware 1.6! What’s new? Firmware Support of the A2 Flight Control System. Please connect the H3-2D’s GCU module either directly to the port labeled CAN2, located on the A2 Controller unit or the CAN port, located on any modules which are already connected to the CAN2 port using a CAN-Bus cable. The firmware of the A2 Flight Control System should be upgraded to V2.0 or above. Optimized the output protection of the motors, so the... Click to expand...DJI Released Zenmuse H3-2D Firmware 1.6 Continue reading...