Luís Paulo Laus submitted an update to the
tikz-sfc
package.
Version number: 1.0.1 2018-12-15 License type: lppl1
Summary description: Symbols collection for typesetting Sequential Function Chart (SFC) diagrams (PLC programs)
Announcement text: ----------------------------------------------------------------------
Documentation upgrade for tikz-sfc. Many corrections and a full example included. ----------------------------------------------------------------------
This package is located at http://mirror.ctan.org/graphics/pgf/contrib/tikz-sfc
More information is at http://www.ctan.org/pkg/tikz-sfc
We are supported by the TeX User Groups. Please join a users group; see http://www.tug.org/usergroups.html .
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Thanks for the upload.
For the CTAN Team Ina Dau