& AND

Çàìå÷àíèå: Äëÿ ýòîãî îïåðàòîðà êîëè÷åñòâî âõîäîâ ìîæåò áûòü áîëüøå ÷åì äâà.

Àðãóìåíòû:

(inputs)                                      BOOLEAN

output                                        BOOLEAN     ëîãè÷åñêîå È äâóõ èëè áîëåå âõîäîâ

Îïèñàíèå:

Ëîãè÷åñêîå È äâóõ èëè áîëüøå çíà÷åíèé.

(*FBD ïðèìåð áëîêîâ “AND”*)

(* ST ýêâèâàëåíò: *)

bo10 := bi101 AND NOT (bi102);

bo5 := (bi51 AND bi52) AND bi53;

(* IL ýêâèâàëåíò *)

                         LD                     bi101          (* òåêóùèé ðåçóëüòàò := bi101 *)

                         ANDN               bi102          (*òåêóùèé ðåçóëüòàò:= bi101 AND not(bi102) *)

                         ST                     bo10           (* bo10 := òåêóùèé ðåçóëüòàò *)

                         LD                     bi51            (*òåêóùèé ðåçóëüòàò:= bi51;

                         &                       bi52            (*òåêóùèé ðåçóëüòàò:= bi51 AND bi52 *)

                         &                       bi53            (* òåê. ðåçóëüòàò := (bi51 AND bi52) AND bi53 *)

                         ST                     bo5             (* bo5 := òåêóùèé ðåçóëüòàò *)

Ñîäåðæàíèå  Íàçàä  Âïåðåä

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