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doc/overview.rst
author Edouard Tisserant
Mon, 09 Dec 2019 14:53:42 +0100
branchsvghmi
changeset 2820 d9b5303d43dc
parent 810 707e2be17a43
child 3925 1d383b4c0a23
permissions -rw-r--r--
SVGHMI : had to move the problem of wkaing up python thread from plc thread to platform specific code.
Since Xenomai's cobalt thread are definitely incompatible with normal posix python interpreter binary's thread, we must synchronize them with arcane rt_pipes (the only ones that really work cross domain) as already done in debug and python async eval blocks.
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Project overview
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In order to target the widest possible range of programmable devices and keep efficient, Beremiz use C code as an intermediate language. 













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To be executed, C needs to be compiled. `GCC <http://gcc.gnu.org>`_ serve that purpose perfectly.













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PLC program is expressed in languages defined in IEC-61131, including graphical languages. Thanks to PLCopen TC2, those graphical languages have a standardised representation, in XML.













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To be continued.













beremiz