The CPU interrupts the processing of the user program and processes the diagnostic block
OB56. The event which led to the triggering of the interrupt is entered in the start information
of the OB56.
6.8.5
Structure of the slave diagnostics
Structure of the Slave Diagnostic Information
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Figure 6-6
Structure of the Slave Diagnostic Information
Commissioning and Diagnostics
6.8 Diagnostics with STEP 7
ET 200iSP
Operating Instructions, 11/2017, A5E00247483-07
159