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10 S7 Communication

Even though Siemens never officially released their PLC communication protocol, there is a lot of information available, most of which was gained by reverse-engineering the network communication.

Disclaimer: All the information reproduced here is shared with best intentions. It has NOT been vetted for a production setting. It might or might not contain wrong or incomplete information. Use at your own risk!



Bits and bytes about the actual Siemens S7 protocol can be found in various places.

Tools and Driver websites

Specifications and Papers

Blog Posts and Articles

kb/production/s7-communication.txt · Last modified: 2024/01/16 11:23 by joerg.hampel