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濞撳〒宸ユキ(y猫)
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鏅�(sh铆)闁擄細2008-04-30 16:14:00渚嗘簮锛歳onggang

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3 甯哥敤鍔熻兘閫氳▕绋嬪簭鐨勮ō(sh猫)瑷�(j矛) 銆€銆€鏈枃浠嬬垂浜嗗咕鍊�(g猫)Modbus甯哥敤鍔熻兘绋嬪簭鐨勮ō(sh猫)瑷�(j矛)銆傜瓎鑰呴噰鐢ㄥ柈鐗囨(j墨)浣滅偤涓绘(j墨)锛屽湪鍠墖姗�(j墨)涓婄法瀵▼搴�?q奴)宕縁(xi脿n)鍠墖姗�(j墨)鑸嘝LC涔嬮枔鐨勯€氳▕銆傜敱鍠墖姗�(j墨)鍚慞LC鐧�(f膩)鍑哄懡浠や俊鎭�锛孭LC鑷嫊(d貌ng)浣滃嚭鍥炴噳(y墨ng)銆侾LC閫氶亷鍠墖姗�(j墨)鐨勪覆琛岄€氳▕鍙i€氳▕锛岀▼搴忕敤C51瀵�(sh铆)鐝�(xi脿n)銆傜▼搴忕殑瀛愬嚱鏁�(sh霉)鍙婂叾鍔熻兘: 銆€?銆�?锛� 涓插彛鍒濆鍖� 銆€銆€void ProtocolInit锛坴oid锛� 銆€銆€鍑芥暩(sh霉)鍔熻兘:涓插彛瑷�(sh猫)缃偤鐣版閫氳▕鏂瑰紡1锛堣捣濮嬩綅1浣嶏紝鏁�(sh霉)鎿�(j霉)浣�8浣�锛屽仠姝綅1浣嶏級;瀹氭檪(sh铆)/瑷�(j矛)鏁�(sh霉)鍣�1瑷�(sh猫)缃偤娉㈢壒鐜囩櫦(f膩)鐢熷櫒锛岄€氳▕閫熺巼 9600bps;闁嬩覆琛屼腑鏂�锛屽苟鎶婁覆琛屼腑鏂疯ō(sh猫)缃偤楂樺劒(y艒u)鍏堢礆(j铆)銆� 銆€?銆�?锛� CRC绨″柈鍑芥暩(sh霉) 銆€銆€unsigned char Crc16锛坲nsigned char 锛妏uchMsg, unsigned char usDataLen锛� 銆€銆€鍑芥暩(sh霉)鍔熻兘:鍏堣(di脿o)鍏ヤ竴鍊兼槸鍏ㄢ€�1鈥濈殑16浣嶅瘎瀛樺櫒锛岀劧鍚庤(di脿o)鐢ㄤ竴閬庣▼灏囨秷鎭腑閫g簩(x霉)鐨�8浣嶅瓧绡€(ji茅)鍚勭暥(d膩ng)鍓嶅瘎瀛樺櫒涓殑鍊奸€�(j矛n)琛岃檿鐞�銆傛瘡鍊�(g猫)8浣嶅瓧绗﹂兘鍠崹(d煤)鍜屽瘎瀛樺櫒鍏�(n猫i)瀹圭浉鎴� 锛圤R锛�锛岀祼(ji茅)鏋滃悜鏈€浣庢湁鏁堜綅鏂瑰悜绉诲嫊(d貌ng)锛屾渶楂樻湁鏁堜綅浠�0濉厖銆侺SB琚彁鍙栧嚭渚嗘娓�锛屽鏋淟SB鐐�1锛屽瘎瀛樺櫒鍠崹(d煤)鍜岄爯(y霉)缃殑鍊兼垨涓€涓�锛屽鏋淟SB鐐�0锛屽墖涓嶉€�(j矛n)琛�銆傛暣鍊�(g猫)閬庣▼瑕侀噸寰�(f霉)8娆�銆傚湪鏈€鍚庝竴浣嶏紙绗�8浣嶏級瀹屾垚鍚�锛屼笅涓€鍊�(g猫)8浣嶅瓧绡€(ji茅)鍙堝柈鐛�(d煤)鍜屽瘎瀛樺櫒鐨勭暥(d膩ng)鍓嶅€肩浉鎴�銆傛渶绲傚瘎瀛樺櫒涓殑鍊�锛屾槸娑堟伅涓墍鏈夌殑瀛楃瘈(ji茅)閮藉煼(zh铆)琛屼箣鍚庣殑 CRC鍊�銆� 銆€?銆�?锛� 鍒濆鍖栬畩閲� 銆€銆€void Initvar锛坴oid锛� 銆€銆€鍑芥暩(sh霉)鍔熻兘:鍒濆鍖栨墍鏈夐亷绋嬭畩閲�銆� 銆€?銆�?锛� 涓茶涓柗鏈嶅嫏(w霉)绋嬪簭 銆€銆€void ProtocolSerialProcess锛坴oid锛� interrupt 4 using 2 銆€銆€鍑芥暩(sh霉)鍔熻兘:鐧�(f膩)閫佷腑鏂风櫦(f膩)閫佷富姗�(j墨)褰㈡垚鐨勫懡浠ゆ暩(sh霉)绲�锛岀櫦(f膩)閫佸畬鍚庣疆妯�(bi膩o)蹇椾綅;鎺ユ敹涓柗鎺ユ敹PLC杩斿洖鐨勯熆鎳�(y墨ng)鏁�(sh霉)绲勶紝瀛樺叆鎺ユ敹鏁�(sh霉)绲�锛屽苟缃(bi膩o)蹇椾綅锛屼笖鍋囪ō(sh猫)闊挎噳(y墨ng)姝g⒑锛岀暀寰呬富姗�(j墨)铏曠悊銆� 銆€?銆�?锛� 璁€N鍊�(g猫)浣嶈畩閲忥紙绶氬湀锛� 銆€銆€void ProtocolRead_bit锛坲nsigned char DeviceAddr/锛� PLC灞€铏�(h脿o)锛�/, unsigned char RegType/锛婂瘎瀛樺櫒椤炲瀷锛�/, unsigned int BitAddr/锛婅捣濮嬪湴鍧€锛�/, unsigned char SubAddr/锛婂瓙鍦板潃锛�/, unsigned int BitNum/锛婁綅鏁�(sh霉)锛�/锛� 銆€銆€鍑芥暩(sh霉)鍔熻兘:鏍规摎(j霉)鍑芥暩(sh霉)鍙冩暩(sh霉)锛屽舰鎴愯畝N鍊�(g猫)浣嶈畩閲忕殑鍛戒护鏁�(sh霉)绲�锛屽暉鍕�(d貌ng)鐧�(f膩)閫併€傜瓑寰呯櫦(f膩)閫佸畬骞舵帴鏀跺畬锛堝瓒呮檪(sh铆)鏈帴鏀跺畬鍓囬噸鏂扮櫦(f膩)閫侊級銆傚垎鏋愭帴鏀舵暩(sh霉)绲�:姝g⒑锛屼繚瀛樿畝鍙栫殑鏁�(sh霉)鎿�(j霉);閷�(cu貌)瑾わ紝閲嶆柊鐧�(f膩)閫�銆� 銆€?銆�?锛� 瀵竴鍊�(g猫)浣嶈畩閲� 銆€銆€void ProtocolSetBit锛坲nsigned char DeviceAddr/锛� PLC灞€铏�(h脿o)锛�/, unsigned char RegType/锛婂瘎瀛樺櫒椤炲瀷锛�/, unsigned int BitAddr/锛婂湴鍧€锛�/, unsigned char SubAddr/锛婂瓙鍦板潃锛�/, unsigned int ClrSet/锛婂鍊尖€�1鈥濇垨鈥�0鈥濓紛/锛� 銆€銆€鍑芥暩(sh霉)鍔熻兘:鏍规摎(j霉)鍑芥暩(sh霉)鍙冩暩(sh霉)锛屽舰鎴愮疆鏌愪綅璁婇噺鐐衡€�1鈥濇垨鈥�0鈥濈殑鍛戒护鏁�(sh霉)绲�锛屽暉鍕�(d貌ng)鐧�(f膩)閫�銆傜瓑寰呯櫦(f膩)閫佸畬骞舵帴鏀跺畬锛堝瓒呮檪(sh铆)鏈帴鏀跺畬鍓囬噸鏂扮櫦(f膩)閫侊級銆傚垎鏋愭帴鏀舵暩(sh霉)绲�:姝g⒑锛岃繑鍥�;閷�(cu貌)瑾わ紝閲嶆柊鐧�(f膩)閫�銆� 銆€?銆�?锛� 璁€N鍊�(g猫)瀛楃瘈(ji茅)璁婇噺 銆€銆€void ProtocolReadByte锛坲nsigned char DeviceAddr/锛� PLC灞€铏�(h脿o)锛�/, unsigned char RegType/锛婂瘎瀛樺櫒椤炲瀷锛�/, unsigned int RegAddr/锛婅捣濮嬪湴鍧€锛�/, unsigned char SubAddr/锛婂瓙鍦板潃锛�/, unsigned int RegNum/锛婂€�(g猫)鏁�(sh霉)锛�/锛� 銆€銆€鍑芥暩(sh霉)鍔熻兘:鏍规摎(j霉)鍑芥暩(sh霉)鍙冩暩(sh霉)锛屽舰鎴愯畝N鍊�(g猫)瀛楃瘈(ji茅)璁婇噺鐨勫懡浠ゆ暩(sh霉)绲勶紝鍟熷嫊(d貌ng)鐧�(f膩)閫�銆傜瓑寰呯櫦(f膩)閫佸畬骞舵帴鏀跺畬锛堝瓒呮檪(sh铆)鏈帴鏀跺畬鍓囬噸鏂扮櫦(f膩)閫侊級銆傚垎鏋愭帴鏀舵暩(sh霉)绲�:姝g⒑锛屼繚瀛樿畝鍙栫殑鏁�(sh霉)鎿�(j霉);閷�(cu貌)瑾�锛岄噸鏂扮櫦(f膩)閫�銆� 銆€?銆�?锛� 瀵玁鍊�(g猫)瀛楃瘈(ji茅)璁婇噺 銆€銆€void ProtocolSetByte锛坲nsigned char DeviceAddr/锛� PLC灞€铏�(h脿o)锛�/, unsigned char RegType/锛婂瘎瀛樺櫒椤炲瀷锛�/, unsigned int RegAddr/锛婅捣濮嬪湴鍧€锛�/, unsigned char SubAddr/锛婂瓙鍦板潃锛�/, unsigned int RegNum/锛婂€�(g猫)鏁�(sh霉)锛�/锛� 銆€銆€鍑芥暩(sh霉)鍔熻兘:鏍规摎(j霉)鍑芥暩(sh霉)鍙冩暩(sh霉)锛屽舰鎴愬N鍊�(g猫)瀛楄畩閲忕殑鍛戒护鏁�(sh霉)绲勶紙瑕佸鐨勬暩(sh霉)寰炴煇鍙冩暩(sh霉)鏁�(sh霉)绲勪腑璁€?銆�?锛屽暉鍕�(d貌ng)鐧�(f膩)閫�銆傜瓑寰呯櫦(f膩)閫佸畬骞舵帴鏀跺畬锛堝瓒呮檪(sh铆)鏈帴鏀跺畬鍓囬噸鏂扮櫦(f膩)閫侊級銆傚垎鏋愭帴鏀舵暩(sh霉)绲�:姝g⒑锛岃繑鍥�;閷�(cu貌)瑾わ紝閲嶆柊鐧�(f膩)閫�銆� 4 绲�(ji茅)鏉熻獮 銆€銆€浠ヤ笂鐨勭▼搴忓凡缍�(j墨ng)閫氶亷瀵�(sh铆)椹�(y脿n)锛屽苟鎳�(y墨ng)鐢ㄤ簬瀵�(sh铆)闅涚殑浜烘(j墨)绯荤当(t菕ng)涓�銆備緷鐓ч浼肩殑鏂规硶锛屽彲浠ョ法瀵叾浠栦笉鍚屽姛鑳界殑绋嬪簭锛屽(sh铆)鐝�(xi脿n)灏�(du矛)PLC鐨勪笉鍚屾帶鍒跺拰鎿嶄綔銆傚埄鐢ㄥ柈鐗囨(j墨)鍜孭LC閫�(j矛n)琛屽劒(y艒u)鍕簰瑁�(b菙)锛屽彲浠ョ祫鎴愮恫(w菐ng)绲�(lu貌)鍖栥€佹櫤鑳藉寲鐨勫伐妤�(y猫)鎺у埗绯荤当(t菕ng)銆傚彟澶栨暣鍊�(g猫)鍠墖姗�(j墨)绯荤当(t菕ng)绋嬪簭鐢–51瑾炶█绶ㄧ▼锛岀▼搴忕啊娼旓紝渚夸簬闁辫畝鑸囪(di脿o)瑭�銆傚柈鐗囨(j墨)鍜屼汉姗�(j墨)鐣岄潰绲�(ji茅)鍚堝彲浠ュ(sh铆)鏅�(sh铆)鐨勯’绀篜LC鐨勫伐浣滅媭娉侊紝瀵�(sh铆)鏅�(sh铆)鐨勬帶鍒�銆佽ō(sh猫)缃€佽(di脿o)鏁碢LC宸ヤ綔鎯呮硜锛屾彁楂樺伐妤�(y猫)鎺у埗鐨勮嚜鍕�(d貌ng)鍖栫▼搴﹀拰瀵�(sh铆)鏅�(sh铆)鎬с€�

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