Projects / awlsim


Awlsim is a Step 7 AWL/STL/PLC simulator. Depending on the host machine and the Python interpreter used, it achieves good performance of several thousand to millions of AWL/STL instructions per second. S7-300 and S7-400 CPUs (with 2 and 4 accus) are supported.

Operating Systems

Recent releases

  •  28 May 2014 20:16

    Release Notes: The GUI was ported to the core server framework. FC parameter passing was rewritten.

    •  12 May 2014 12:08

      Release Notes: Support for indirect calls was added. Python 2 support was improved. Support for the Jython interpreter was added.

      •  26 Feb 2014 18:14

        Release Notes: Bugs were fixed.

        •  29 Jan 2014 20:10

          Release Notes: Bugs in SE and SS timers were fixed. Support for DBNO, DBLG, DINO, and DILG was added. Basic support for project files was added. Basic support for symbols was added.

          •  23 Jan 2014 17:48

            Release Notes: Packaging was improved.


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