ADT6329E EtherCAT bus control card, supports a maximum of 64 nodes, has motion trajectory preprocessing and planning function, supports four sets of independent preprocessing interpolation channels, supports up to 32 axes interpolation, multiple acceleration and deceleration controls, spatial circular interpolation, logic Position variable ring, virtual gantry synchronization, physical axis mapping, electronic cam, 2-3D position comparison, high-speed flying camera, support 8 encoder feedback inputs, and the maximum receiving frequency is 4MHz.