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doc/standards.rst
author Andrey Skvortsov <andrej.skvortzov@gmail.com>
Thu, 09 Aug 2018 13:58:47 +0300
changeset 2275 1bb8afa02409
parent 811 66a8812457d6
child 3925 1d383b4c0a23
permissions -rw-r--r--
Improve fix wrong code generation if EN/ENO are used in FBD/LD/SFC

Commit c9915bc6 "Fix wrong code generation if EN/ENO are used in
FBD/LD/SFC" caused following backtrace in some cases:

File "/home/developer/WorkData/PLC/beremiz/beremiz/PLCGenerator.py", line 476, in GenerateProgram
self.GeneratePouProgram(pou_name)
File "/home/developer/WorkData/PLC/beremiz/beremiz/PLCGenerator.py", line 258, in GeneratePouProgram
program = pou_program.GenerateProgram(pou)
File "/home/developer/WorkData/PLC/beremiz/beremiz/PLCGenerator.py", line 1713, in GenerateProgram
self.ComputeProgram(pou)
File "/home/developer/WorkData/PLC/beremiz/beremiz/PLCGenerator.py", line 997, in ComputeProgram
eno_var = self.GetUsedEno(body, connections)
File "/home/developer/WorkData/PLC/beremiz/beremiz/PLCGenerator.py", line 929, in GetUsedEno
for invar in blk.inputVariables.getvariable():
File "/home/developer/WorkData/PLC/beremiz/beremiz/xmlclass/xmlclass.py", line 1363, in getattrMethod
return DefaultElementClass.__getattribute__(self, name)
<type 'exceptions.AttributeError'>: 'inOutVariable' object has no attribute 'inputVariables'
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IEC 61131-3
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    IEC-61131 is a normative document provided by the standards organization IEC













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    (International Electrotechnical Commission) and describing a standard for













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    implementing programmable controllers.













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    The part 3 of this document (commonly named IEC 61131-3) specifies syntax and 













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    semantics for programming language for programmable controllers. Beremiz













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    implements all the languages described in this document. 













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    http://www.iec.eu













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PLCopen TC6













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    PLCopen is a vendor- and product-independent worldwide association defining













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    international standards for various topics related to control programming.













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    For this purpose, PLCopen has 6 technical committees.













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    The goal of the sixth committee (TC6) is to define a standard file format, 













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    based on XML, for exchanging programmables controllers programmed using 













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    IEC 61131-3 languages. Beremiz uses this file format for saving the PLC













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    programs of projects.













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    http://www.plcopen.org













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beremiz