鏂版墜鏋侀�熷叆闂�

wx_4008736472

缁濆�规瀬閫熷叆闂�
绋嬪簭鏃犻潪灏辨槸鍑犱釜甯稿紑锛屽父闂�锛岀嚎鍦堬紝涓婂崌娌匡紝涓嬮檷娌匡紝瀹氭椂鍣�锛岃�℃暟鍣�锛屼粖澶╅兘鏁欎細浣狅紝浣犲氨鍏ラ棬浜嗭紝ST璇�瑷�
鎵撳紑杩欎釜閾炬帴
http://www.360doc.com/content/18/0514/08/55108001_753748368.shtml
涓轰簡闃叉�㈤摼鎺ユ墦涓嶅紑锛屾垜澶嶅埗鍐呭�逛笅鏉�

1 甯稿紑 甯搁棴 甯稿紑鐩存帴璋冪敤鍙橀噺锛屽父闂�鍦ㄥ彉閲忓墠鍔� NOT 姣斿�� 濡傚浘鎵�绀虹殑姊�褰㈠浘锛孖0 I1鍦⊿T 涓�琛ㄧず I0 NOT I1 2 涓婂崌娌� 涓嬮檷娌� 涓婂崌娌垮拰涓嬮檷娌跨殑瀹炵幇姣旇緝楹荤儲锛岄渶瑕佽皟鐢ㄥ姛鑳藉潡瀹炵幇锛屼笂鍗囨部璋冪敤 R_TRIG,涓嬮檷娌胯皟鐢� F_TRIG銆傛瘮濡傦紝瑕佸疄鐜癐0 鐨勪笂鍗囨部 濡傚浘鎵�绀猴紝鎴戜滑瑕佸厛瀹氫箟涓�涓�鍙橀噺R1锛屽畠鐨勬暟鎹�绫诲瀷涓� R_TRIG,瀹冪殑瑙﹀彂淇″彿涓篒0锛屽湪绋嬪簭涓�璋冪敤R1.Q 灏辨槸鍙橀噺I0鐨勪笂鍗囨部銆俁1.Q鍜屼笅鍥炬墍绀虹殑鍏冪礌鎰忎箟鏄�涓�鏍风殑 涓嬮檷娌夸篃鏄�浣跨敤鍚屾牱鐨勬柟娉曪紝瀹冭皟鐢ㄥ姛鑳藉潡F_TRIG銆傚ぇ瀹朵笉濡ㄨ嚜琛屽皾璇曘�� 3 瀹氭椂鍣� 璁℃暟鍣� 瀹氭椂鍣ㄥ拰璁℃暟鍣ㄤ篃鏄�閫氳繃璋冪敤鍔熻兘鍧楀疄鐜�,瀹氭椂鍣ㄧ殑鍔熻兘鍧椾负TON锛岃�℃暟鍣ㄧ殑鍔熻兘鍧椾负CTU,鑰佽�勭煩锛屾垜浠�鍏堣�佸畾涔夊彉閲忥紝鍙橀噺绫诲瀷涓哄畾鏃跺櫒鍨� 鍜岃�℃暟鍣ㄥ瀷銆� 濡備笂鍥炬墍绀猴紝鎴戜滑鍏堝畾涔夊彉閲廡1 鍜孋1锛屽垎鍒�涓哄畾鏃跺櫒鍨嬪拰璁℃暟鍣ㄥ瀷锛岀劧鍚庡啀灏嗚緭鍏ヨ緭鍑哄厓绱犲垪鍑猴紝鍥句腑绾㈣壊鑽у厜绗斾腑閮ㄥ垎灏辨槸鎴戜滑闇�瑕佸～鍏ョ殑鍙橀噺锛屼篃灏辨槸瀹氭椂鍣ㄥ拰璁℃暟鍣ㄧ殑鍩烘湰鍙傛暟銆� 鍒版�や负姝�锛孲T璇�瑷�鍩烘湰鐨勮�佺礌浣犲凡缁忔帉鎻′簡锛屽氨鍙�浠ュ啓涓�浜涚畝鐭�鐨勭▼搴忎簡锛屽氨鍙�浠ヨ嚜鐢辩勘缈擲T璇�瑷�鐨勪笘鐣屼簡锛岃嚜姝ゅ憡鍒獿OW閫肩殑姊�褰㈠浘锛屽ぇ澶ф彁楂樿嚜宸辩殑閫兼牸銆� 闇�瑕佹敞鎰忕殑鏄�锛屽皬缂栨垜浠嬬粛鐨勬槸鍩轰簬IEC61131-3鏍囧噯鐨凷T璇�瑷�锛岄�傚悎浜嶤ODESYS骞冲彴锛屾瘮濡傛柦鑰愬痉锛屼鸡鑼�锛孉BB,鍊嶇�忥紝WAGO锛屽彴杈撅紝姹囧窛 绛夌瓑銆傚�傛灉浣犵敤鐨勬槸瑗块棬瀛愬崥閫旓紝瀹冪殑ST璇�瑷�绉颁箣涓篠CL(娉ㄦ剰锛屼笉鏄疭TL)锛屽畠鍜屾爣鍑嗙殑ST璇�瑷�杩樻槸鏈夊樊鍒�鐨勶紝涓�浜鸿�や负锛屽崥閫旂殑SCL璇�瑷�鐩告瘮ST璇�瑷�锛屾洿鍔犵殑绻佺悙锛岄夯鐑︺�傚氨鍍忚�佸お澶�鐨勮９鑴氬竷涓�鏍凤紝鍙堣嚟鍙堥暱銆�

wx_6893125775

瀛︿範浜嗭紝璋㈣阿鍒嗕韩