CoDeSys

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CoDeSys鏄�鍏ㄧ悆鏈�钁楀悕鐨凱LC鍐呮牳杞�浠剁爺鍙戝巶瀹跺痉鍥界殑3S锛圫MART锛孲OFTWARE锛孲OLUTIONS锛夊叕鍙稿嚭鐨勪竴娆句笌鍒堕�犲晢鏃犲叧鐨処EC 61131-1缂栫▼杞�浠躲�侰oDeSys 鏀�鎸佸畬鏁寸増鏈�鐨処EC61131鏍囧噯鐨勭紪绋嬬幆澧冿紝鏀�鎸佹爣鍑嗙殑鍏�绉嶇紪绋嬭��瑷�銆傛槸涓�涓�鏍囧噯鐨勮蒋浠跺钩鍙帮紝琚�寰堝�氱‖浠跺巶瀹舵敮鎸侊紝鍙�缂栫▼瓒呰繃150瀹禣EM鐢熶骇鐨勮嚜鍔ㄨ�呯疆銆侰oDeSys鎻愪緵浜嗚�稿�氱粍鍚堜骇鍝佺殑鎵╁厖锛岃�稿�傚悇绉嶄笉鍚岄�嗗煙鐨勬�荤嚎閰嶇疆绋嬪簭銆佸畬鍏ㄧ殑鐩�娴嬪寲鍜岃繍鍔ㄦ帶鍒剁郴缁熴��

       CoDeSys鏄�涓�绉嶅姛鑳藉己澶х殑PLC杞�浠剁紪绋嬪伐鍏凤紝瀹冩敮鎸両EC61131-3鏍囧噯IL 銆丼T銆� FBD 銆丩D銆� CFC銆� SFC鍏�绉峆LC缂栫▼璇�瑷�锛岀敤鎴峰彲浠ュ湪鍚屼竴椤圭洰涓�閫夋嫨涓嶅悓鐨勮��瑷�缂栬緫瀛愮▼搴忥紝鍔熻兘妯″潡绛夈��

       CoDeSys鏄�鍙�缂栫▼閫昏緫鎺у埗PLC鐨勫畬鏁村紑鍙戠幆澧冿紙Controlled Developement System鐨勭缉鍐欙級锛屽湪PLC绋嬪簭鍛樼紪绋嬫椂,CoDeSys涓哄己澶х殑IEC璇�瑷�鎻愪緵浜嗕竴涓�绠�鍗曠殑鏂规硶锛岀郴缁熺殑缂栬緫鍣ㄥ拰璋冭瘯鍣ㄧ殑鍔熻兘鏄�寤虹珛鍦ㄩ珮绾х紪绋嬭��瑷�鐨勫熀纭�涓婏紙濡俈isual C 锛夈��

       鐜板湪鍥藉唴PLC鐢ㄦ埛浣跨敤鐨勭増鏈�澶氫负CoDeSys V2.3锛屾渶鏂扮殑鐗堟湰鏄疌oDeSys V3锛堢洰鍓嶆渶鏂扮増鏈�涓篤3.5锛夈�俈3 鍦ㄨ蒋浠舵灦鏋勪笂鏈変簡寰堝ぇ鐨勬敼鍠勶紝鏈濆畨鍏ㄨ蒋浠剁殑鏂瑰悜鍙戝睍锛岀洰鍓嶆�ｅ湪鐢宠�稵UV鍏充簬EN 61508鐨凷IL璁よ瘉銆�

       HOLLSYS锛堝拰鍒╂椂G3 PLC锛夛紝Kinco锛堟繁鍦虫�ョ�慒1 PLC锛夛紝ABB AC500绯诲垪锛孖FM锛孍PEC锛孯exroth锛學ago锛孭arker锛孊eckhoff锛孎esto锛屾柦鑰愬痉绛塒LC鍘傚�堕兘鏄�浣跨敤CoDeSys骞冲彴寮�鍙戣嚜宸辩殑缂栫▼杞�浠剁殑銆傚綋鐒朵簡锛岃繕鏈夊緢澶氬叾浠栧叕鍙搞��

       鍙﹀�栵紝CoDeSys涔熸彁渚涜Е鎽稿睆鍔熻兘锛圴isualization锛夛紝浣嗚繖涓嶆槸浠栫殑寮洪」锛屽熀鏈�閮芥槸閲囩敤OPC 宸ユ帶鏈虹殑鏂规�堬紝ABB锛屽�嶇�忛兘鏈夊緢濂界殑鏂规�堬紝閮芥槸闈㈠悜涓嶅樊閽辩殑瀹㈡埛銆�

3S绔炰簤鑰�

       CoDeSys鐨勫叾浠栫珵浜夊�规墜杩樻湁KW銆乮nfoteam銆両SAGRAF銆傚惉璇磇nfoteam锛堝浗鍐呯О涓�鏂规��闃燂級涔熸尯鐗涚殑锛屼笉澶�浜嗚В锛屾兂璇磋�碖W锛屽悓灞炰簬寰峰浗浼佷笟锛屼富瑕佹槸浜у搧涓簃ultiprog銆�

KW鐨勪富瑕佸�㈡埛鏈夎彶灏煎厠鏂�鐨凙utomationWorx銆佸瘜澹�鐢垫満鐨凞300Win銆佺爺鍗庣殑Multiprog锛岃嫗绫冲嫆鐨凱LC鍜屼己鏈嶇郴鍒楋紝涓夎彵搴旇�ヤ篃鏄�瀹冪殑澶у�㈡埛锛屼絾鏄�缂栫▼鏂瑰紡鍗存槸鎸夌収鏃ユ湰浜虹殑涔犳儻鏉ョ殑銆�

CoDeSys妗嗘灦缁勬垚

涓ら儴鍒嗭細

1銆丆oDeSys IDE銆�

   鍗矯oDeSys闆嗘垚寮�鍙戠幆澧冿紝绗﹀悎IEC61131缂栫▼瑙勮寖锛屽畨瑁呬簬PC鏈轰笂锛岃繍琛屼簬Windows鎴栬�匧inux涓嬨�傜敱鏈�缁堝簲鐢ㄧ敤鎴锋墍浣跨敤鐨勫紑鍙戝伐鍏枫��

2銆丆oDeSys Runtime銆�

   鍗崇‖浠跺钩鍙扮郴缁熴�傞渶瑕佽�惧�囧埗閫犲晢涓�3S鍏�鍙稿叡鍚屽畬鎴愶紝3S鍏�鍙搁渶瑕佽瘎浼扮‖浠跺紑鍙戝晢鎵�璁捐�＄殑纭�浠剁郴缁燂紝骞朵负鍏跺畾鍒禖oDeSys Runtime妗嗘灦锛屽�㈡埛闇�瑕佷负姝ゅ悜3S浠樿垂銆傜劧鍚庣‖浠跺強绯荤粺寮�鍙戝晢闇�瑕佹牴鎹�鏈�绯荤粺鐨勫�栧洿杈撳叆杈撳叆绛夐厤缃�锛岀紪鍐欑浉搴旂殑椹卞姩锛屽苟浠ュ簱鎴栬�匬LC Configure鎺ュ彛鐨勫舰寮忔彁渚涚粰CoDeSys ID寮�鍙戠幆澧冭皟鐢ㄣ�傚疄闄呬笂灏辨槸褰㈡垚涓�濂桾arget瀹夎�呭寘銆傛�ゅ�栵紝CodeSys杩樹細瀵规瘡涓�浣跨敤鍏禖oDeSys Runtime鐨勮�惧�囪创鏍囷紝璁惧�囦緵搴斿晢闇�瑕佷负姣忎釜3S鏍囩墝浠樿垂锛屼綔涓哄叾鐭ヨ瘑浜ф潈鐨勪竴閮ㄥ垎銆�

3銆佹渶缁堢敤鎴�(搴旂敤寮�鍙戝晢)鍙�浠ヤ笅杞介�氱敤鐨凜oDeSys IDE銆�

   閲岄潰鎻愪緵鍩烘湰鐨処EC61131缂栫▼鐜�澧冿紝浣嗘槸瀵逛簬涓�涓�鍏蜂綋鐨勭‖浠禤LC鎴栬�匟MI锛岄渶瑕佸畨瑁呬笌璇ョ‖浠剁浉瀵瑰簲鐨凾argets鍖呫�傝繖涓� Targets鍖呯殑鍏ュ彛鏂囦欢鏄�*.tnf鏂囦欢锛屾湁鍏舵潵鎸囧畾锛�

1銆乼argets(*.tar)鏂囦欢锛屽�瑰簲 CoDeSys IDE鐨凾arget Setting椤�.

2銆丳lcConf鏂囦欢澶逛笅鐨�*.cfg鏂囦欢锛屽�瑰簲CoDeSys IDE鐨凱LC Configuration椤广�傚叾瀹夎�呰矾寰勭敱InstallTarget缁勪欢绋嬪簭鐨処nstallation閫夐」鎸囧畾銆傚弽鏄犲湪CoDeSys IDE涓婂氨鏄�锛歅roject\Options\Directories\Target\Configuration files锛� "**\*\PlcConf\"銆�

3銆丩ib鏂囦欢澶逛笅鐨勮��*.lib鏂囦欢锛屾彁渚涘簳灞傜殑CoDeSys Runtime鐨勯┍鍔ㄦ帴鍙ｃ�傚�瑰簲CoDeSys IDE鐨凩ibrary Manager銆傚叾瀹夎�呰矾寰勭敱InstallTarget缁勪欢绋嬪簭鐨処nstallation閫夐」鎸囧畾銆傚弽鏄犲湪CoDeSys IDE涓婂氨鏄�锛歅roject\Options\Directories\Target\Libraries锛� "**\*\Libs\"銆�

涓婂浘锛屽氨鏄�瀹夎�卼arget鐨勮繃绋嬶紝涔熷氨鏄�姣忎釜OEM鍘傚�跺畨瑁呰嚜宸辩‖浠剁殑杩囩▼銆�

CoDeSys搴曞眰杩愯�屽師鐞�

   Codesys runtime鏄�寤虹珛鍦∣S涓婄殑锛屽父瑙佺殑OS鏈墂ince锛寃indows锛宭inux锛寁xworks銆傛瀯寤哄湪OS鐨勪紭鍔垮氨鍦ㄤ簬绯荤粺鐨勬墿灞曟�ф洿寮猴紝PC鐨勬洿澶氬姛鑳介兘鍙�浠ュ湪PLC涓婂疄鐜般��

control task琚�鎿嶄綔绯荤粺姣忛殧涓�娈垫椂闂达紙鍏稿瀷鏄�1ms锛夎皟鐢ㄤ竴娆°��

IEC task琚�鍐呭缓鐨勭湅闂ㄧ嫍鐩戞帶锛岀洃瑙哖LC鐨勫疄闄呭伐浣滃懆鏈熸槸鍚﹁秴鍑洪�勫畾鏃堕棿锛屽�傛灉瓒呭嚭鍒橧EC task浠诲姟鍋滄��锛屽悜绯荤粺鎶ュ憡閿欒��銆�

   璇村埌杩欓噷璁茶�睵LCOPEN鐨処EC 61131-3鏍囧噯锛堣繖涓狪EC鍏蜂綋鍚嶅瓧锛岀綉涓婄幇鏌ョ殑锛屾柟鍗氬＋鎺屾彙鐨勫緢濂斤級銆侷EC 61131-3澶氫换鍔℃搷浣滅郴缁燂紝涔熸病鏌ュ埌鍏蜂綋濡備綍瀹炵幇锛岃嚜宸变箣鍓嶅仛杩囧祵鍏ュ紡寮�鍙戯紝浜嗚ВOS浠ュ強RTOS锛岃嚜璁や负鍜孯TOS绫讳技锛岀儹鎯呴珮鐨勬湅鍙嬪彲浠ョ綉涓婄湅鐪婻TOS锛岄噸鐐规槸RTOS鐨勪紭鐐规槸浠�涔堬紵娆ф床鐨勪骇鍝侀兘寰堟敞閲嶆�傚康锛屾�傚康鐞嗚В浜嗭紝灏卞彲浠ヨ�╀綘鑷�鐢卞彂鎸ャ�傝繖閲屽氨澶氭彃涓�鍙ワ紝鏃ョ郴PLC鍦ㄥ仛澶у瀷椤圭洰鏃讹紝杩樻槸鍜屼綆绔疨LC涓�鏍凤紝缂栫▼涔犳儻绫讳技姹囩紪锛岀紪绋嬩笂鎯宠�佸疄鐜版�嗘灦鐨勬�傚康闈炲父闅撅紝鍥犳�ゅ湪娆ф床姣旇緝闅炬帹骞裤�傜幇鍦ㄦ棩绯讳篃鍦ㄦ敼杩涳紝鍔犲叆浜哠T缂栫▼锛屼娇鐢ㄤ簡鍔熻兘鍧楋紝涔熺畻鏄�鏃ユ湰浜虹殑濡ュ崗鍚с��

杩欓噷鏈夊嚑涓�姒傚康锛�

浼樺厛绾э紝鏁板�艰秺灏忎紭鍏堢骇瓒婇珮锛屾牴鎹�浠诲姟鐨勫疄鏃舵�э紝璁惧畾浼樺厛绾�

浠诲姟绫诲瀷

寰�鐜�锛氬懆鏈熸�ф墽琛屼换鍔�

鑷�鐢辫繍琛岋細鍙�瑕佸惎鍔ㄧ▼搴忓氨澶勭悊浠诲姟锛孋PU绌洪棽灏辫繍琛岃��task銆�

Event瑙﹀彂鍨嬶細瑙﹀彂浣嶇殑涓婂崌娌胯皟鐢ㄧ▼搴忋�傚�栭儴浜嬩欢瑙﹀彂鍔熻兘锛屾湭瀹氬埗鐨勫巶瀹舵�ら�夐」涓嶈兘浣跨敤

鐪嬮棬鐙楋紙鏃╂湡鍗曠墖鏈轰笂鐨勪竴涓�姒傚康锛岀汉缁囩▼搴忚繘鍏ユ�诲惊鐜�锛屾彁鍑轰簡瀹氭椂鍠傜嫍鐨勬�傚康锛屽叾鏈�璐ㄥ氨鏄�涓�涓�鍑忔硶瀹氭椂鍣�锛�

璇磋�碝CU濡備綍浣跨敤watchdog鍚с��

while(1)

{

//鐢ㄦ埛鑷�宸卞啓鐨勭▼搴�

Watchdog = 10ms; //watchdog timer鍚庡彴鎸夌収tick鍋氬噺娉曪紝濡傛灉timer涓�0锛屽氨瑙﹀彂涓�涓�纭�浠朵腑鏂�锛屽憡璇夌敤鎴风▼搴忓湪鍗曚綅鏃堕棿鍐呮病鎵ц�屽畬锛屾��鏌ラ敊璇�銆傛�ｅ父鍒欐瘡娆″杺鐙楋紝璁剧疆timer涓�10ms

}

CoDeSys鐨剋atchdog瀹氭椂鐩戣�哖LC鐨勫疄闄呭伐浣滃懆鏈熸槸鍚﹁秴鍑洪�勫畾鏃堕棿锛岄伩鍏峆LC鍦ㄦ墽琛岀▼搴忕殑杩囩▼涓�杩涘叆姝诲惊鐜�锛屾垨鑰匬LC鎵ц�岄潪棰勫畾绋嬪簭閫犳垚绯荤粺鐦�鐥�銆傚綋浠诲姟瓒呮椂锛屼换鍔″�嶄綅锛岃繘鍏ュ垵濮嬬姸鎬侊紝缁х画鎵ц�屻��

瀵规瘮涓�涓婣B control logix鐨勪换鍔″疄鐜�

control logix椤圭洰鍒嗕负浠诲姟(task)锛岀▼搴�(program)鍜屼緥绋�(routine)銆�

浠诲姟(task):姣忎釜control logix鎺у埗鍣ㄦ渶澶�32涓�浠诲姟锛屼粎鏈変竴涓猚ontinuous浠诲姟锛屽叾浣欎负Periodic鎴栬�卐vent浠诲姟銆�

浠诲姟鍛藉悕鍖呮嫭浠诲姟鍔熻兘锛屼紭鍏堢骇鍜屾墽琛屽懆鏈�

浠诲姟鐨勪笁绉嶇被鍨嬶細

1. 杩炵画鍨嬩换鍔★紝鎸囩殑鏄�鍛ㄨ�屽�嶅�嬭繛缁�鎵ц�岀殑浠诲姟锛屼竴涓�椤圭洰鍙�鍏佽�稿畾涔�1涓�锛屼害鍙�浠ヤ笉瀹氫箟锛岀瓑鍚屼簬codesys涓�鐨凱LC_PRG(POU)銆�

2. 鍛ㄦ湡鍨嬩换鍔★紝瀹氭椂涓�鏂�鎵ц�岀殑閫昏緫绋嬪簭锛岄渶瀹氫箟鍛ㄦ湡鏃堕棿锛岃�惧畾浼樺厛绾у埆锛屾渶澶氬彲浠ュ畾涔�31涓�

3. 浜嬩欢瑙﹀彂鍨嬩换鍔★紝浜嬩欢瑙﹀彂寮曡捣鐨勪换鍔¤皟搴︼紝浜嬩欢瑙﹀彂鍙�浠ユ槸澶栭儴杈撳叆鐐瑰紩璧�(濡傚悓PLC5/SLC)锛屼篃鍙�浠ョ敱consumed tag寮曡捣鎴栬�呯洿鎺ユ寚浠よ皟鐢ㄥ紩璧凤紝杩樺彲浠ョ敱杩愬姩鎺у埗鐘舵�佸紩璧凤紝闇�瑕佽�惧畾浼樺厛绾у埆锛屾渶澶氬畾涔�31涓�銆�

Control logix涓�鐨刾roducer/consumer鐨勬�傚康闈炲父濂斤紝浣撶幇鍦ㄥ叾缁勭綉鑳藉姏涓娿�傛瘮濡傛煇涓�涓�妯″潡鏄�娑堟伅鐨勭敓浜ц�咃紝浜х敓娑堟伅瀛樻斁鍦ㄦ秷鎭�鍧椾腑锛屽叾浠栭渶瑕佹�ゅ彉閲忕殑鍔熻兘鍧楋紝瀹氫箟涓�涓�娑堟伅consumer鍗冲彲銆傛湁鍏磋叮鐨勬湅鍙嬪彲浠ヨ嚜宸辩湅鐪嬬浉鍏宠祫鏂欍��

CoDeSys鐨勭紪绋嬪伐鍏�

IL 銆丼T銆� FBD 銆丩D銆� CFC銆� SFC鍏�绉嶈��瑷�锛屾垜涓�浜烘瘮杈冮挓鐖盨T锛孋FC銆�

CodesysV2.3杩樻槸寮鸿皟杩囩▼缂栫▼锛屽埌浜哣3.5鍒欏己璋冮潰鍚戝�硅薄锛孋 鐨勫奖瀛愭洿澶氫簡銆�

瑷�褰掓�ｄ紶锛屽簲鐢ㄨ�呬篃涓嶉渶瑕佸叧蹇冮偅涔堝�氭妧宸э紝鑳藉疄鐜板姛鑳斤紝骞朵笖浠ｇ爜鍏锋湁鍙�缁存姢鎬у氨鏄�涓�涓�鍚堟牸鐨勫伐绋嬪笀銆�

1.楂樼骇璇�瑷�涓�鐨剆truct锛寀nion銆�

Stuct鍦ㄨタ闂ㄥ瓙SCL璇�瑷�涓�琚�绉颁负UDT锛坲ser defined type锛夛紝AB RSLogix 5000涓�涔熻��绉颁负UDT

TYPE TRAFFIC :

(RED, YELLOW:=1, GREEN:=10);

END_TYPE

TYPE STRUCT1 :

STRUCT

P1:INT;

P2:INT;

P3:INT;

END_STRUCT

END_TYPE

2.鎸囬拡锛宑锛宑 涓�鐨勯《绾у埄鍣�锛屽湪codesys涓�涔熷彲浠ヤ娇鐢�

Example in ST:

ptOINTER TO INT;

var_int1:INT;

var_int2:INT;

pt := ADR(var_int1);

var_int2:=pt^;

3.FC锛孎B鐨勬�傚康

涓婅堪鏄疌oDeSys璇存槑涔︾殑渚嬬▼锛屼笉鐭ラ亾鐪嬪嚭鏈変粈涔堜笉鍚岋紵

FC鍦ㄧ▼搴忎腑鐩存帴璋冪敤鍗冲彲锛孎B鍒欓渶瑕佸厛瀹氫箟瀹炰緥锛坕nstance锛夛紝Instance: FUB銆傝繖閲岀殑Instance灏辨槸C 涓�鐨勫�硅薄瀹炰緥銆傛�庝箞鐞嗚В杩欎釜瀹炰緥鍛�锛熶笂涓�鏈�鍌荤殑楂樼骇璇�瑷�鐨勪緥瀛愬惂銆�

class Student

{

int age;

int sex;

int grade;

void DoWork(void);

};

Student tony, jany;

tony.age = 10;

tony.sex = male;

tony.grade = 3;

tony.DoWork();

jany.age = 9;

jany.sex = female;

jany.grade = 3;

jany.DoWork();

杩欓噷鐨凞oWork灏辩被浼糉B锛屽彲浠ョ湅鍒癋B甯︽湁鑷�宸辩嫭绔嬬殑鏁版嵁鍧楋紝姣斿�備緥涓�鐨刟ge锛宻ex锛実rade銆�

瀵规瘮瑗块棬瀛怱300/S400鐨凢C銆丗B

1.FC涓嶅叿澶囪嚜宸辩殑瀛樺偍鍖猴紝FB鏈夎嚜宸辩殑瀛樺偍鍖�-鑳屾櫙DB銆�

2.FC鍜孎B閮芥湁鑷�宸辩殑TEMP鍙橀噺锛屽瓨鍌ㄥ湪绯荤粺鐨勬湰鍦皊tack涓娿�傚綋FC鍜孎B璋冪敤瀹屾瘯锛孴EMP鍙橀噺浼氶噴鏀俱��

3.FB鏈夐潤鎬佸彉閲忥紝FC娌℃湁銆傞潤鎬佸彉閲忓湪鑳屾櫙DB涓�锛孎B璋冪敤瀹屾瘯锛岄潤鎬佸彉閲忎粛鐒舵湁鏁堛��

瑗块棬瀛�300涓�锛孌B鍒嗕负鑳屾櫙DB鍜屽叡浜獶B锛岃儗鏅疍B鍜孎B鐩稿叧鑱斻��

鏅疍B鍜屽叡浜獶B娌℃湁鏈�璐ㄥ尯鍒�锛屽畠浠�鐨勬暟鎹�閮藉彲浠ヨ��浠讳綍涓�涓狣B锛孎C鎴栬�匜B璇诲啓銆傚畠浠�鐨勫尯鍒�鍦ㄤ簬浣跨敤鐩�鐨勶細鑳屾櫙DB涓篎B鎻愪緵鏁版嵁锛屽叾鏁版嵁鏍煎紡鍜孎B鍙橀噺澹版槑涓�鑷达紱鍏变韩DB鐩�鐨勪负鐢ㄦ埛绋嬪簭鎻愪緵涓�涓�鍙�淇濆瓨鐨勬暟鎹�鍖恒��

濡傛灉瀵笴姣旇緝鐔熸倝锛屽彲浠ヨ繖鏍风悊瑙ｏ細FC鍜孎B鍍廋涓�鐨勫嚱鏁帮紝鍙�涓嶈繃FB鍙�浠ョ敓鎴愰潤鎬佸彉閲忥紝鍦ㄤ笅娆″嚱鏁拌皟鐢ㄦ椂鏁版嵁鍙�浠ヤ繚鐣欙紝鑰孎C鐨勫彉閲忓彧鍦ㄨ皟鐢ㄦ湡鍐呮湁鏁堬紝涓嬫�¤皟鐢ㄥ張閲嶆柊鏇存崲銆傛瘡娆¤皟鐢‵C鐨処/O鍖哄煙蹇呴』瑕佽嚜宸辨瘡娆℃墜鍔ㄨ緭鍏ワ紝鑰孎B灏变笉瑕侊紝鐪佸幓涓嶅皯楹荤儲锛屽�傛灉鍦ㄤ笂浣嶆満鎺у埗鐩存帴杈撳叆DB鎺у埗鍦板潃灏卞彲!

鐪嬪埌杩欓噷锛屽ぇ瀹跺啀鎬濈储涓�涓嬶紝寰风郴PLC鐨勭紪绋嬫�濇兂铏界劧瀹炵幇褰㈠紡涓嶅悓锛屼絾寮鸿皟鐨勬�傚康閮戒竴鏍凤紝涓�瀹氳�佺悊瑙ｈ繖浜涙�傚康锛屾墠鑳界啛缁冨簲鐢ㄣ��

4.PLC_PRG

PLC_PRG鏄�涓�涓�棰勫畾涔夌殑POU(program of unit)锛屾瘡涓�宸ョ▼蹇呴』鍖呭惈杩欎釜鐗瑰畾鐨勭▼搴忥紝杩欎釜POU鍦ㄦ瘡涓猚ycle涓�璋冪敤涓�娆°�傚叾鏈�璐ㄥ氨鏄�涓�涓猣reewheeling绋嬪簭銆�

濡傛灉浣跨敤浜嗗�氫换鍔★紝鍙�浠ヤ笉鍖呭惈PLC_PRG锛屾寜鐓т换鍔￠厤缃�琛ㄦ墽琛岀壒瀹氱▼搴忋��

5.lib搴撶殑浣跨敤

Lib鐨勪娇鐢ㄤ綋鐜颁簡codesys楂樼骇璇�瑷�鐨勭壒鎬э紝鏀�鎸乵ath.lib锛宻tring.lib锛宑anopen.lib锛屽彲浠ヤ娇鐢ㄨ嚜瀹氫箟鐨刲ib

鐢ㄦ埛鑷�宸卞疄鐜扮殑lib搴擄紝鍖呭惈涓ょ�嶏細Internal lib锛孍xternal lib锛屾湁浠�涔堝尯鍒�鍛�锛�

鍐呴儴鏄�瀹屽叏鍒╃敤CoDeSys瀹炵幇鐨勮嚜瀹氫箟lib搴撱�傚�栭儴搴撳垯闇�瑕佸埄鐢ㄧ浉鍏崇殑缂栬瘧閾惧幓缂栬瘧锛屾洿澶氳��搴曞眰寮�鍙戣�呮墍閲囩敤锛屽彲浠ョ洿鎺ュ埄鐢∣S搴曞眰鐨凙PI杩涜�岀紪绋嬶紝鎬ц兘鏁堢巼鏇撮珮銆�

6.濂界敤鐨刢ase璇�鍙�

CASE INT1 OF

1, 5:

BOOL1 := TRUE;

BOOL3 := FALSE;

2:

BOOL2 := FALSE;

BOOL3 := TRUE;

10..20:

BOOL1 := TRUE;

BOOL3:= TRUE;

ELSE

BOOL1 := NOT BOOL1;

BOOL2 := BOOL1 OR BOOL2;

END_CASE;

case璇�鍙ユ槸鎴戞瘮杈冨枩娆㈢殑鍔熻兘锛屽彲浠ュ疄鐜版墜鍔ㄨ嚜鍔�锛屽彲浠ュ疄鐜板�氬伐浣嶃��

K5 PLC娌℃湁鏃ョ郴鐨凷TL锛屼篃娌℃湁瑗块棬瀛愮殑SCR鎸囦护锛屽彲浠ラ�氳繃鍏朵粬鏂瑰紡瀹炵幇绫籧ase鏂规硶锛屽ぇ瀹朵篃鍙�浠ユ�濊�冧笅銆�

鏇村�欳oDeSys鐨勪娇鐢ㄧ粏鑺傚彲鍙傝�僀oDeSys璇存槑涔︹�淐oDeSys_V23_E.pdf鈥�

鑳芥兂鍒扮殑涔熷氨杩欎簺锛屾殏鏃跺啓鍒拌繖閲屽惂锛屾枃涓�鏇村�氬己璋冪殑鏄�姒傚康锛屽叿浣撶紪绋嬪疄鐜板拰鎶�宸ф秹鍙婂緢灏戯紝涓�浜哄疄鎴樹篃涓嶆槸寰堝�氾紝璁よ瘑涔熸湁鑲ゆ祬锛屽ぇ瀹剁湅鍚庢湁浠�涔堝ソ鐨勬兂娉曪紝涔熻�峰憡鐭ワ紝璋㈣阿锛�