鍦–odesys鐢⊿T璇�瑷�鍩轰簬閾捐〃瀹炵幇闃熷垪FIFO鏁版嵁缁撴瀯璇︾粏璇存槑+浠ｇ爜瀹炰緥

钃濊壊娓�婀�

涓�銆� 闃熷垪瀹氫箟

闃熷垪鏄�涓�绉嶅厛鍏ュ厛鍑�(FIFO鈥斺�攆irst in first out)绾挎�ц〃,瀹冨彧鍏佽�稿湪琛ㄧ殑鍓嶇��锛坒ront锛夎繘琛屽垹闄ゆ搷浣滐紝鑰屽湪琛ㄧ殑鍚庣��锛坮ear锛夎繘琛屾彃鍏ユ搷浣溿��

浜屻�侀槦鍒楀疄鐜�

瀹炵幇闃熷垪锛屾垜浠�鍙�浠ヤ娇鐢ㄩ摼琛�锛岄摼琛ㄤ腑鐨勬瘡涓�缁撶偣涓嶄粎鍖呭惈鍊硷紝杩樺寘鍚�閾炬帴鍒颁笅涓�涓�缁撶偣鐨勫紩鐢ㄥ瓧娈点�傞�氳繃杩欑�嶆柟寮忥紝鍗曢摼琛ㄥ皢鎵�鏈夌粨鐐规寜椤哄簭缁勭粐璧锋潵銆傝摑鑹茬��澶存樉绀哄崟涓�閾炬帴鍒楄〃涓�鐨勭粨鐐规槸濡備綍缁勫悎鍦ㄤ竴璧风殑

鐢ㄩ摼琛ㄥ疄鐜伴槦鍒楃浉瀵规暟缁勫疄鐜伴槦鍒楃殑浼樼偣鏄�鑳借妭绾︾┖闂达紝娌℃湁娴�璐圭殑绌洪棿鑺傜偣銆�
涓夈�� 闃熷垪璁捐��

鎴戜滑鍒嗗埆閲囩敤c++鍜宑odesys涓璼t璇�瑷�杩涜�屽疄鐜伴摼琛ㄩ槦鍒�
(1) C++ 璇�瑷�瀹炵幇

鍔熻兘濡備笅

Push(value) : 鍚戦槦鍒椾腑鎻掑叆涓�涓�鍏冪礌锛屾垚鍔熻繑鍥瀟ruepop():浠庨槦鍒椾腑鍒犻櫎涓�涓�鍏冪礌锛屾垚鍔熻繑鍥瀟rueFront():浠庨槦鍒楀ご閮ㄨ幏鍙栧厓绱狅紝濡傛灉闃熷垪鏄�绌猴紝杩斿洖falseRear():浠庨槦鍒楀熬閮ㄨ幏鍙栧厓绱狅紝濡傛灉闃熷垪涓虹┖锛岃繑鍥瀎alseEmpty(): 妫�娴嬮槦鍒楁槸鍚︿负绌�,涓虹┖杩斿洖trueSize():鑾峰緱闃熷垪鑺傜偣涓�鏁帮紝杩斿洖涓�鏁�

1. typedefint DataElement;//鐢ㄦ埛鑷�瀹氫箟鐨勬暟鎹畉ypedefstruct QueueElement//闃熷垪鍏冪礌{
2.     DataElement  mdata;//鐢ㄦ埛鑷�瀹氫箟鐨勬暟鎹�
3.     QueueElement* next;//鎸囧悜涓嬩竴涓�鑺傜偣}QueueElement;//閫氳繃閾捐〃瀹炵幇闃熷垪classListCircleQueue{public:ListCircleQueue(){};~ListCircleQueue(){};private:
4.     QueueElement* pHead =0;//
5.     QueueElement* pTail =0;//闃熷熬鎸囬拡public:boolpush(DataElement _data){// 鐢宠�蜂竴涓�缁撶偣绌洪棿
6.         QueueElement* pTemp =(QueueElement*)malloc(sizeof(QueueElement));
7.          pTemp->mdata = _data;// 鐢宠�蜂竴涓�缁撶偣绌洪棿
8.          pTemp->next =0;// 缁撶偣鐨刵ext璁句负NULLif(Empty())// 鍒ゆ柇闃熷ご鍜岄槦灏炬槸鍚︿负绌猴紝鐢ㄤ簬绗�涓�娆″叆闃焮
9.              pHead = pTemp;// 鍒ゆ柇闃熷ご鍜岄槦灏炬槸鍚︿负绌猴紝鐢ㄤ簬绗�涓�娆″叆闃�
10.              pTail = pTemp;}else{
11.           pTail->next = pTemp;// 璁﹑Temp鎴愪负褰撳墠灏鹃儴鐨勪笅涓�缁�
12.            pTail = pTemp;// 灏鹃儴鎸囬拡鎸囧悜pTemp}returntrue;}boolpop(){if(Empty())returnfalse;if(pHead->next ==0)// 鍒ゆ柇闃熷垪鏄�鍚﹀氨1涓�,濡傛灉鍙�鏈変竴涓� 锛岀Щ闄ゅ悗闃熷垪涓虹┖ {
13.             pHead =0;
14.             pTail =0;}else{
15.           QueueElement* pTemp = pHead;
16.           pHead = pHead->next;//绉诲姩澶撮儴鎸囬拡delete(pTemp);//娓呴櫎绉婚櫎鐨勫唴瀛樼┖鍓峿returntrue;};boolFront(DataElement &_data){if(pHead !=0){
17.           _data = pHead->mdata;//杩斿洖澶撮儴鏁版嵁returntrue;}elsereturnfalse;}boolRear(DataElement& _data){if(pTail !=0){
18.            _data = pTail->mdata;//杩斿洖灏鹃儴鏁版嵁returntrue;}elsereturnfalse;}//杩斿洖鑺傜偣涓�鏁癷ntSize(){int iSize  =0;
19.          QueueElement* pTemp = pHead;while(pTemp !=0){
20.              iSize = iSize +1;
21.              pTemp = pTemp->next;}return iSize;}//鍒ゆ柇闃熷垪鏄�鍚︿负绌篵oolEmpty(){if((pHead ==0)&&(pTail ==0))returntrue;elsereturnfalse;}}

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绀轰緥濡備笅

(2) Codesys 瀹炵幇

缂栫▼杞�浠讹細 Codesys V3.5 SP17杩愯�岃�惧�囷細PC鐢佃剳缂栫▼璇�瑷�锛� ST ST 鎺屾彙濡備綍鍒涘缓鍔ㄦ�佹暟缁� 涔�New鐨勪娇鐢�锛涗互鍙�鎸囬拡鐨勭伒娲讳娇鐢�

瀹氫箟缁撴瀯浣�

1. //闃熷垪鎿嶄綔鐨勬暟鎹�
2. TYPE ListQueueElement :
3. STRUCT
4.         mData : BaseElement;
5.         pNext : POINTER TO ListQueueElement;
6. END_STRUCT
7. END_TYPE

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鍏朵腑 BaseElement 鏄�涓�涓�鍒�鍚嶏紝鍏跺畾涔夊�備笅锛岃繖閲�BaseElement 鏄�鐢ㄦ埛鑷�瀹氫箟鏁版嵁(姣斿�傜粨鏋勪綋)锛岄噰鐢ㄥ埆鍚嶆槸鏂逛究鏇挎崲銆�

1. TYPE BaseElement : INT; END_TYPE

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瀹氫箟鍔熻兘鍧楋紙FUNCTION_BLOCK锛夛細 ListQueue锛屽疄鐜板�備笅鍑芥暟

Push(value) : 鍚戦槦鍒椾腑鎻掑叆涓�涓�鍏冪礌锛屾垚鍔熻繑鍥瀟ruepop():浠庨槦鍒椾腑鍒犻櫎涓�涓�鍏冪礌锛屾垚鍔熻繑鍥瀟rueFront():浠庨槦鍒楀ご閮ㄨ幏鍙栧厓绱狅紝濡傛灉闃熷垪鏄�绌猴紝杩斿洖falseRear():浠庨槦鍒楀熬閮ㄨ幏鍙栧厓绱狅紝濡傛灉闃熷垪涓虹┖锛岃繑鍥瀎alseEmpty(): 妫�娴嬮槦鍒楁槸鍚︿负绌�,涓虹┖杩斿洖trueSize():鑾峰緱闃熷垪鑺傜偣涓�鏁帮紝杩斿洖涓�鏁�

绀轰緥濡備笅

1. PROGRAM PLC_PRG
2. VAR       
3.         t : ListQueue;
4. END_VAR
6. VAR
7.         bInit :BOOL:= FALSE;
8.         isize : INT;
9.         ivar1: ARRAY[0..10] OF BaseElement;
10. END_VAR

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1. IF bInit = FALSE THEN
2.        
3. bInit := TRUE;
5. t.Push(11);//鍏ラ槦 锛岃繑鍥濼RUE
6. t.Push(22);//鍏ラ槦 锛岃繑鍥濼RUE
7. t.Push(33);//鍏ラ槦 锛岃繑鍥濼RUE
8. isize := t.Size();//杩斿洖3
9. t.Front(_data =>ivar1[0]);//杩斿洖11
10. t.Pop();//浠庡惊鐜�闃熷垪涓�鍒犻櫎涓�涓�鍏冪礌锛屾垚鍔熻繑鍥瀟rue
11. t.Front(_data =>ivar1[1]);//杩斿洖22
13. END_IF

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鍥涖�� Codesys浠ｇ爜涓嬭浇

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