
Using I/O Messaging
6-5
Program Tags
In addition to the Controller tags that are automatically created, you
need to create the Program tags shown in figure 6.4 for this sample
program.
6.7 Logic Command/Status Words
This example uses the Logic Command word and Logic Status
word for MD65 drives. Refer to Appendix D, Logic Command/Status
Words, to view these. The definition of the bits in these words may
vary if you are using a different MDI product. Refer to the
documentation for your product.
Figure 6.4 – Program Tags for Sample ControlLogix Ladder Logic Program
MD65 ACTIVE
MD65 AT SPEED
MD65 FAULT
MD65 FORWARD
MD65 READY
MD65 REVERSE
MD65 FEEDBACK
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