You will find several program examples from the Instruction Manual of the MICROMASTER PROFIBUS option module in the attachments. PROFIBUS allows extremely fast data transfer between the SIMATIC & MICROMASTER 440 systems. The MICROMASTER4 control is realized along the cyclic channel of PROFIBUS-DP.
In addition, parameters can also be exchanged along this channel. Further, it is also possible to read-out (upload) detailed diagnostic information You’ll find a description from Chapter 3.4 “PKW mechanism to process parameters” under “PKW-Mechanismus. Zip”.
Parameters can be handled and visualized (read/write) using the PKW mechanism. More.
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