Functions
5.5 Intelligent DP slaves (I-slaves)
PROFIBUS with STEP 7 V13
Function Manual, 12/2014, A5E03775446-AC
85
5.5.5
Sample program
Introduction
This simple sample program shows how you use the transfer areas of an I-slave.
Requirement
You have configured an I-slave.
Task
The result of an "AND logic operation" of two inputs (preprocessing) in the I-slave is to be
provided to the higher-level DP master. This result is to be assigned to a local output in the
DP master (further processing).
Use a transfer area with the following addresses for this purpose:
●
Address in the I-slave: Q568
●
Address in the DP master: I68
Required steps
The following steps are necessary to solve the task:
1.
Configuring the transfer area
2.
Programming the I-slave
3.
Programming the DP master
Содержание SIMATIC ET 200AL
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