AnnexF/weigh_st.txt
author Edouard Tisserant
Tue, 14 Dec 2021 08:48:05 +0100
changeset 1096 fad6e7a818e2
parent 0 fb772792efd1
permissions -rwxr-xr-x
Variable forcing now uses limited list and buffer instead of systematical instance tree traversal and in-tree "fvalue" to keep track of forced value for pointed variables (external, located). Pointer swapping is performed when forcing externals and located, with backup being restored when forcing is reset. Match Beremiz commit 93ad018fb602.
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fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
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FUNCTION WEIGH : WORD     (* BCD encoded *)
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  VAR_INPUT  (* "EN" input is used to indicate "scale ready" *)
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    weigh_command : BOOL;
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    gross_weight : WORD ; (* BCD encoded *)
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    tare_weight : INT ;
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  END_VAR
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(* Function Body *)
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IF weigh_command THEN
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  WEIGH := INT_TO_BCD (BCD_TO_INT(gross_weight) - tare_weight);
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END_IF ;
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END_FUNCTION                     (* Implicit "ENO" *)