Emerson EZMotion - Page 166

154 EZMotion User/Programming Guide
www.controltechniques.com Revision: A8
Figure 160: Diagram of User Program and a Cyclic Program
Figure 161: Diagram of User Program and a Cyclic Program
T0
Control Loop
Cyclic Program
User Program
T0
T0
T0 T0
T0
Control Loop + Cyclic Prog + User Prog on one Task. Cyclic
Program Utilization set to 80% means cyclic program is suspended
after 80% of update is reached, then resumed next update
Cyclic Program Utilization
set to 80%
Cyclic Update = 3x Update Rate
Update Rate
T0
Control Loop
Cyclic Program
Update Rate
User Program
T0
T0
Cyclic Update = 3x Update Rate
Same as above except Cyclic Program Utilization is set to 50%
instead of 80%. Note that Cyclic Program takes an extra update to
complete
Cyclic Program Utilization
set to 50%
T0 T0
T0