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AnnexF/weigh_st.txt
author Edouard Tisserant
Thu, 12 Mar 2015 16:36:33 +0100
changeset 997 7518955c875a
parent 0 fb772792efd1
permissions -rwxr-xr-x
Fixed reset of current_varqualifier when generating global initializers, causin RETAIN and other option to be ORed and applied to all subsequent global variables. 
FUNCTION WEIGH : WORD     (* BCD encoded *)
  VAR_INPUT  (* "EN" input is used to indicate "scale ready" *)
    weigh_command : BOOL;
    gross_weight : WORD ; (* BCD encoded *)
    tare_weight : INT ;
  END_VAR
(* Function Body *)
IF weigh_command THEN
  WEIGH := INT_TO_BCD (BCD_TO_INT(gross_weight) - tare_weight);
END_IF ;

END_FUNCTION                     (* Implicit "ENO" *)
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