Documentation

TO_BCD_BYTE

Název funkce

TO_BCD_BYTE

Volání v ST

PROGRAM TO_BCD_BYTE_DEMO
	VAR
		B: BYTE;
		U: UDINT;
	END_VAR
	B:= TO_BCD_BYTE(IN1:=U);
END_PROGRAM

Popis

Funkce provádí konverzi celého čísla (ANY_INT) na bitové pole (BYTE). Například celočíselnou hodnotu 36 převede na dvojkové číslo 2#0011_0110 (54 dekadicky). Formát BCD (binary coded decimal) vypadá tak, že vždy čtyři bity představují jednu číslici, celé číslo je dekadické a je reprezentováno čtveřicemi bitů - jednotlivými číslicemi.

Vstupy

Vstup Typ Význam
IN1 ANY_INT Vstupní hodnota

Výstupy

Výstup Typ Význam
=> BYTE Výstupní hodnota

Příklad použití

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