This pertains to the Xarm7 and the C++ API. Issuing a zero velocity command (vc_set_joint_velocity) will still cause the Xarm7 to move under some circumstances.
Thanks for the feedback, we believe it’s a firmware issue, we will fix it next version.
If you’d like try the beta version, please copy this link and email to me daniel.wang@ufactory.cc
I will share you the beta version firmware which fix that issue once it’s ready.
Thanks