Siemens SIMOTION D4x5-2 DP/PN Operating Instructions Manual page 142

Configuration
5.17 Communication tests for the STS application project
Figure 5-35
The value specified by the S7 is present in the I/O area.
Note
To prevent misunderstandings, the display format should be identical with that of the S7.
Step 3: Check the value at the inputs of the FB block
The "AddOn" MCC source file or the "AddOnMCC" MCC program calls the
"FB_TargetsPLCToAddOn" function block and accesses the array in the I/O area for which it
was parameterized.
Figure 5-36
142
I/O area
Array assignment
SC integrated STS, GSU
Operating Instructions, 07/2019, A5E48271265B AA