AnnexF/weigh_st.txt
author mjsousa
Sun, 09 Nov 2014 22:02:34 +0000
changeset 944 d6d9211e9aab
parent 0 fb772792efd1
permissions -rwxr-xr-x
fix bug introduced a few commits ago: do not print the first char ('%') of a direct_variable_c (e.g. skip % in %IW4.2)
0
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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" *)