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鎮ㄧ従(xi脿n)鍦ㄧ殑浣嶇疆锛� 涓湅鍌冲嫊(d貌ng)缍�(w菐ng) > 鎶€琛�(sh霉)闋婚亾 > 鎳�(y墨ng)鐢ㄦ柟妗� > HOLLiAS LM绯诲垪PLC鑸嘑lash瀛樺劜(ch菙)瑷�(sh猫)鍌欓€�(j矛n)琛岃嚜鐢卞彛閫氳▕鏂规

HOLLiAS LM绯诲垪PLC鑸嘑lash瀛樺劜(ch菙)瑷�(sh猫)鍌欓€�(j矛n)琛岃嚜鐢卞彛閫氳▕鏂规

鏅�(sh铆)闁擄細2008-08-11 09:53:00渚嗘簮锛歾hangting

灏�(d菐o)瑾烇細?HOLLiAS LM绯诲垪PLC鑸嘑lash瀛樺劜(ch菙)瑷�(sh猫)鍌欓€�(j矛n)琛岃嚜鐢卞彛閫氳▕鏂规
鎽� 瑕�锛欻OLLiAS LM绯诲垪PLC鏀寔鑷敱鍙i€氳▕鍔熻兘锛屽彲浠ヨ垏浠讳綍鍗�(xi茅)璀扮殑绗笁鏂硅ō(sh猫)鍌欓€�(j矛n)琛岃嚜鐢卞彛閫氳▕銆� 闂�(gu膩n)閸佃锛氳嚜鐢卞彛閫氳▕锛汸LC锛汧LASH瀛樺劜(ch菙)銆� 1銆佸紩瑷€ 鍜屽埄鏅�(sh铆)LM绯诲垪PLC鏄澀宸炲拰鍒╂檪(sh铆)鍏徃鑷富鐮旂櫦(f膩)鐨勫皬鍨嬩竴楂斿寲PLC鐢�(ch菐n)鍝�銆侺M绯诲垪PLC鍏锋湁鍙潬鎬ч珮銆佹寚浠よ睈瀵�銆侀€氳▕鑳藉姏寮�(qi谩ng)绛夌壒榛�(di菐n)銆傚叾鏀寔鍏ó绶ㄧ▼瑾炶█锛屽寘鎷琇D銆両L銆丗BD銆丼FC銆丼T銆丆FC锛岃兘澶犻仼鎳�(y墨ng)澶氱óPLC绶ㄧ▼鍩虹(ch菙)鐨勪汉缇�銆備竴浜涘ぇ鐨勬帶鍒剁郴绲�(t菕ng)鍏锋湁寰堝鐝�(xi脿n)鍫�(ch菐ng)瑷�(sh猫)鍌欙紝鍏朵腑涓€閮ㄥ垎鐝�(xi脿n)鍫�(ch菐ng)瑷�(sh猫)鍌欏彲鑳戒笉鏀寔妯�(bi膩o)婧�(zh菙n)鐨勯€氳▕鍗�(xi茅)璀�锛屼絾鏄倓闇€瑕佽垏绗笁鏂规帶鍒惰ō(sh猫)鍌欓€�(j矛n)琛屾暩(sh霉)鎿�(j霉)閫氳▕锛屼换浣曚竴鍊�(g猫)寤犲晢鐨凱LC閮戒笉鍙兘鏀寔鎵€鏈夌従(xi脿n)鍫�(ch菐ng)瑷�(sh猫)鍌欑殑鏁�(sh霉)鎿�(j霉)閫氫俊鍗�(xi茅)璀�銆傚浣曞(sh铆) PLC鑸囬潪妯�(bi膩o)婧�(zh菙n)鍗�(xi茅)璀扮殑绗笁鏂硅ō(sh猫)鍌欓€�(j矛n)琛屼簰鑱�(li谩n)鍛�锛孡M绯诲垪PLC鎺ㄥ嚭浜嗚嚜鐢卞彛鐨勯€氳▕鏂瑰紡锛屽彲浠ュ(sh铆)鐝�(xi脿n)鑸囦换浣曞崝(xi茅)璀扮殑绗笁鏂硅ō(sh猫)鍌欓€�(j矛n)琛屼簰鑱�(li谩n)銆傛湰鏂囦粙绱圭殑鏄疞M绯诲垪PLC閫氶亷鑷敱鍙h垏Flash瀛樺劜(ch菙)瑷�(sh猫)鍌欓€�(j矛n)琛屾暩(sh霉)鎿�(j霉)閫氳▕銆� 2銆丩M绯诲垪PLC鐨勯€氳▕鏂瑰紡 LM绯诲垪PLC鏀寔澶氱ó閫氳▕鏂瑰紡锛屽Profibus DP銆佷互澶恫(w菐ng)銆佽嚜鐢卞彛閫氳▕銆侺M绯诲垪PLC鐨凜PU妯″鏈珨闆嗘垚浜嗕竴鍊�(g猫)RS232閫氳▕鍙e拰涓€鍊�(g猫)RS485閫氳▕鍙�锛孯S232鍜孯S485鏀寔妯�(bi膩o)婧�(zh菙n)鐨凪odbus RTU銆丩M灏堟湁鍗�(xi茅)璀板拰鑷敱鍙i€氳▕鍗�(xi茅)璀�銆傜敤鎴跺彲浠ョ敤鍦栫▼搴忚ō(sh猫)瀹氶€氳▕鍙g殑鍗�(xi茅)璀般€侀€氳▕閫熺巼銆佹暩(sh霉)鎿�(j霉)浣嶃€佹牎椹�(y脿n)銆佺櫦(f膩)閫佹暩(sh霉)鎿�(j霉)鍜屾帴鏀舵暩(sh霉)鎿�(j霉)銆備笅鍦栫偤鍜孭LC鑷敱鍙g浉闂�(gu膩n)鐨勫姛鑳藉鎸囦护銆�
鍦�1鐐鸿ō(sh猫)瀹氳嚜鐢卞彛閫氳▕閫熺巼銆佹暩(sh霉)鎿�(j霉)浣�銆佹牎椹�(y脿n)鐨勬寚浠�锛涘湒2鐐烘仮寰�(f霉)Modbus RTU鍜孡M灏堟湁鍗�(xi茅)璀扮殑鎸囦护锛屽悓鏅�(sh铆)涔熷彲浠ヨō(sh猫)瀹氶€氳▕閫熺巼銆佹暩(sh霉)鎿�(j霉)浣嶅拰鏍¢(y脿n)锛涘湒3鐐烘暩(sh霉)鎿�(j霉)鐧�(f膩)閫佹寚浠わ紱鍦�4鐐烘暩(sh霉)鎿�(j霉)鎺ユ敹鎸囦护銆傚悓鏅�(sh铆)杌熶欢涓湁CRC鏍¢(y脿n)鐨勫姛鑳藉鎸囦护锛屽彲浠ラ€�(j矛n)琛屾暩(sh霉)鎿�(j霉)鏍¢(y脿n)銆備篃鍙互閫氶亷ST瑾炶█鏂逛究鐨勭法瀵牎椹�(y脿n)绋嬪簭銆備互瑷�(j矛)绠桟RC鏍¢(y脿n)纰肩偤渚�锛屼笅闈㈡槸璁婇噺鑱叉槑閮ㄥ垎锛� FUNCTION_BLOCK Generate_CRC VAR_INPUT pData:POINTER TO BYTE; byteCounter:WORD; END_VAR VAR_OUTPUT CRC_Code:WORD; FINISH:BOOL:=FALSE; END_VAR VAR Reg16: WORD; j: BYTE; i: WORD; mval: WORD; temp_byte: BYTE; flg: WORD; END_VAR 浠ヤ笅鏄疭T瑾炶█鐨勭▼搴忎唬纰奸儴鍒嗭細 Reg16 := 16#FFFF; mval := 16#A001; FOR i:=0 TO byteCounter-1 BY 1 DO temp_byte:=pData锔�; pData:=pData+1; Reg16:=锛圧eg16 XOR temp_byte锛�; FOR j:=0 TO 7 BY 1 DO flg := 0; flg:=锛圧eg16 AND 16#0001锛�; Reg16 := SHR锛圧eg16,1锛�; IF 锛坒lg = 1锛� THEN Reg16:=Reg16 XOR mval; END_IF; END_FOR; END_FOR; CRC_Code:=Reg16; FINISH:=TRUE; 3銆佹暩(sh霉)鎿�(j霉)瀛樺劜(ch菙)绯荤当(t菕ng)鐨勮ō(sh猫)瑷�(j矛) 瑭睵(y谩ng)LC鎺у埗绯荤当(t菕ng)鏄噳(y墨ng)鐢ㄥ湪绡€(ji茅)鑳芥苯杌婁笂锛岄€氶亷PLC灏�(du矛)娑插鍥炶矾鐨勬帶鍒朵娇姹借粖閬�(d谩)鍒伴檷浣庢补鑰楃殑鐩殑锛屽湪瑭茶粖鐨勮│椹�(y脿n)闅庢锛岄渶瑕佹妸閬�(y霉n)琛岄亷绋嬩腑鐨勪竴浜涢亷绋嬫暩(sh霉)鎿�(j霉)閫�(j矛n)琛岃閷勩€傜暥(d膩ng)鏅�(sh铆)鎻愬嚭浜嗕笁绋ō(sh猫)瑷�(j矛)鏂规锛岀涓€绋柟妗堟槸灏�(du矛)PLC閫�(j矛n)琛屾敼閫狅紝鍦ㄥ収(n猫i)閮ㄥ鍔犱竴姊滷LASH鑺墖锛屼慨鏀筆LC鐨勫簳灞ょ▼搴�锛屽(sh铆)鐝�(xi脿n)鏁�(sh霉)鎿�(j霉)鐨勫瓨鍎�(ch菙)锛涚浜岀ó鏂规鏄€氶亷GPRS鏀剁櫦(f膩)鍣ㄦ妸鏁�(sh霉)鎿�(j霉)涓婂偝鍒伴仩(yu菐n)绋婸C锛涚涓夌ó鏂规鏄€氶亷鑷敱鍙h垏U鐩よ畝瀵ā濉婇€�(j矛n)琛岄€氳▕锛屾妸鏁�(sh霉)鎿�(j霉)瀵�(sh铆)鏅�(sh铆)瀵叆U(xi菐n)鐩や腑銆傛垜鍊戝皪(du矛)閬�(y霉n)琛岀挵(hu谩n)澧冮€�(j矛n)琛屼簡鐝�(xi脿n)鍫�(ch菐ng)鑰冨療鍜屽弽寰�(f霉)鐮旂┒锛屽湪鍙潬鎬с€佺┅(w臎n)瀹氭€�銆佹柟渚挎€х瓑鏂归潰鍋氫簡澶ч噺宸ヤ綔锛屾瑠(qu谩n)琛″埄寮�锛屾渶绲傞伕鎿囦簡鏂规涓夐€�(j矛n)琛屽(sh铆)鏂�銆� Flash瀛樺劜(ch菙)瑷�(sh猫)鍌欓鍏堣閰嶇疆鍚勯爡(xi脿ng)鍙冩暩(sh霉)锛屽寘鎷帴鍙f柟寮�銆佸姛鑳借ō(sh猫)缃€侀€氳▕閫熺巼绛�锛屽鍦�5鎵€绀猴細 [align=center] 鍦�5 妯″閰嶇疆[/align] PLC閫�(j矛n)琛屽鍔�銆佹祦閲�銆侀€熷害绛変竴浜涘弮鏁�(sh霉)鐨勯噰闆�锛屽苟鎶婃暩(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涚偤ASII纰肩殑褰㈠紡閫�(j矛n)琛屽(sh铆)鏅�(sh铆)瀛樺劜(ch菙)銆傜劧鍚庨€氶亷鑷敱鍙e皪(du矛)U鐩よ畝瀵ā濉婄櫦(f膩)閫佹寚浠�锛孶鐩よ畝瀵ā濉婂皪(du矛)鐧�(f膩)閫佺殑鎸囦护閫�(j矛n)琛岄熆鎳�(y墨ng)锛屽苟瀹屾垚鐩告噳(y墨ng)鐨勮畝瀵玌鐩ゆ搷浣�銆傜郴绲�(t菕ng)瑕佹眰鍦ㄦ瘡绲勬暩(sh霉)鎿�(j霉)鍚庨潰閫�(j矛n)琛屾檪(sh铆)闁撹閷�锛屾墍浠LC鍦ㄦ瘡娆℃暩(sh霉)鎿�(j霉)鐧�(f膩)閫佺殑鍚屾檪(sh铆)鎶婃檪(sh铆)闁撳鍦ㄦ枃浠朵腑锛岀▼搴忔祦绋嬪湒濡傚湒6鎵€绀猴細 [align=center] 鍦�6 绋嬪簭娴佺▼鍦朳/align] 4銆佺祼(ji茅)璜� 缍�(j墨ng)閬庨暦鏅�(sh铆)闁撶殑鎳�(y墨ng)鐢ㄨ瓑鏄庯紝鏁�(sh霉)鎿�(j霉)瀛樺劜(ch菙)绯荤当(t菕ng)鐨勭┅(w臎n)瀹氭€у緢濂�锛岄€欑ó鏁�(sh霉)鎿�(j霉)瀛樺劜(ch菙)鐨勫(sh铆)鐝�(xi脿n)鏂瑰紡澶уぇ绡€(ji茅)鐪佷簡绯荤当(t菕ng)鐨勬垚鏈�锛屼笖瀵�(sh铆)鐝�(xi脿n)璧蜂締杓冪偤鏂逛究锛屽彲浠ュぇ鍔涙帹寤�?锛熸ⅱ濮$悋M绯诲垪PLC鐨勮嚜鐢卞彛鎳�(y墨ng)鐢ㄨ捣渚嗙浉鐣�(d膩ng)闈堟椿锛屽彲浠ユ柟渚跨殑鍜岀涓夋柟瑷�(sh猫)鍌欓€�(j矛n)琛岄€氳▕銆�

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