Functions
5.1 Isochronous mode
PROFIBUS with STEP 7 V13
Function Manual, 12/2014, A5E03775446-AC
69
Configuring synchronous cycle interrupt on the I/O module
1. Select an I/O module in the device view and navigate to the "I/O addresses" area in the
Inspector window.
– The option for isochronous mode is selected.
2. Select the synchronous cycle interrupt in the drop-down list.
Figure 5-5 I/O addresses - creating the synchronous cycle interrupt OB
3. Assign the process image partition configured in the CPU.
Figure 5-6 I/O addresses - assigning process image partitions
4. Repeat steps 1 and 3 for all I/O modules that you want to operate in isochronous mode.
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