an example can be found on AMOSPro_Tutorial:Tutorials/Amal/Amal_5.AMOS
Controls a movement pattern generated by the AMAL PLay instruction. This pattern should have been previously created from the AMAL EDITOR utility, and should be ready and waiting in memory
speed sets the playback speed in movements per second. Default=1.
direction >0 for the original setting
=0 to reverse the movement
-1 to stop the animation at the next movement
Amplay speed,direction,first channel To last channel
Changes the settings in a range of animation sequences simultaneously.