CODESYS涓�閫氳繃绋嬪簭璁块棶绗﹀彿閰嶇疆鍙橀噺鍊�

admin

鍦ㄧ▼搴忎腑澹版槑鍙橀噺

鍋囪�惧湪绋嬪簭涓�瀹氫箟浜嗕袱涓�鏁村瀷鍙橀噺a锛宐銆�

[C] 绾�鏂囨湰鏌ョ湅 澶嶅埗浠ｇ爜

PROGRAM POU
VAR    
     a,b:INT;
END_VAR

绋嬪簭涓�涓嶆柇瀵瑰彉閲忓�煎姞1銆�

[C] 绾�鏂囨湰鏌ョ湅 澶嶅埗浠ｇ爜

a:=a+1;
b:=b+1;

鍦ㄥ伐绋嬩腑娣诲姞绗﹀彿閰嶇疆

缂栬瘧鍚庨�変腑鍙橀噺a鍜宐銆�

鍦ㄥ簱绠＄悊鍣ㄤ腑娣诲姞蹇呰�佺殑搴�

缂栧啓绋嬪簭閬嶅巻鍙橀噺鏍�

[C] 绾�鏂囨湰鏌ョ湅 澶嶅埗浠ｇ爜

PROGRAM POU_1
VAR    
     ii:IIecVarAccess3;    
     result:POINTER TO RTS_IEC_RESULT  ;    
     ib,ic,id,ie:IBaseTreeNode;    
     ii2:IIecVarAccess2;    
     dest:array[0..3] of BYTE;    
     x:DWORD;    
     namea:POINTER TO STRING;    
     addr:POINTER TO INT;
END_VAR

[C] 绾�鏂囨湰鏌ョ湅 澶嶅埗浠ｇ爜

ii:=IecVarAccGetFirstInterface(result);
ib:=ii.VarAccBrowseGetRoot(result);
ic:=ii.VarAccBrowseDown(ib,result);
id:=ii.VarAccBrowseDown(ic,result);
ie:=ii.VarAccBrowseGetNext(id,result);
namea:=ii.VarAccGetNodeName(pNode:=ie,pResult:=result);
addr:=ii.VarAccGetAddress(ie,result);

鐧诲綍涓嬭浇锛岀洃鎺у彉閲�

addr涓篵鐨勫湴鍧�锛屽叾鎸囧悜鐨勫�间负b鐨勫疄闄呭��