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Address锛夋暩(sh霉)鎿�(j霉)婧愮珯鍦板潃 DA:锛圖estination Address锛夋暩(sh霉)鎿�(j霉)鐩(bi膩o)绔欏湴鍧€ FC:锛團unction Code锛夊姛鑳界⒓ DSAP:锛圖estination Service Access Point锛夌洰鐨勬湇鍕�(w霉)瀛樺彇榛�(di菐n) SSAP:锛圫ource Service Access Point锛夋簮鏈嶅嫏(w霉)瀛樺彇榛�(di菐n) DU:锛圖ata Unit锛夋暩(sh霉)鎿�(j霉)鍠厓 FCS锛氭牎椹�(y脿n)纰硷紙寰濪A鍒癉U鏁�(sh霉)鎿�(j霉)鍜岋級 ED锛氾紙End Code锛夌祼(ji茅)鏉熺⒓锛�16H锛� 3銆侀€氳▕閬�(gu貌)绋� 寰炶▓(j矛)绠楁(j墨)涓婄殑COM鍙ｉ€氶亷(gu貌)涓€姊漃C/PPI绶ㄧ▼闆荤簻閫ｅ埌PLC鐨勭法绋嬪彛涓婏紙鏈€灏忕殑绯荤当(t菕ng)瑕佹眰锛�锛岃▓(j矛)绠楁(j墨)锛堢偤涓�锛屽湴鍧€鐐�00锛夎垏PLC锛堢偤寰�锛屽湴鍧€鐐�02锛夐噰鐢ㄤ富寰炴柟寮忛€氳▕锛屽叿楂旈亷(gu貌)绋嬪涓嬪湒鎵€绀�锛屼竴娆¤畝瀵搷浣滅殑姝ラ鍖呮嫭锛氾紙1锛夐鍏堜富姗�(j墨)(瑷�(j矛)绠楁(j墨))鐧�(f膩)鍑鸿畝瀵懡浠わ紝锛�2锛夊緸姗�(j墨)锛圥LC锛変綔鍑烘帴鏀舵纰虹殑闊挎噳(y墨ng)锛圗5锛�锛岋紙3锛変富姗�(j墨)鎺ュ埌姝ら熆鎳�(y墨ng)鍓囩櫦(f膩)鍑虹⒑瑾�(r猫n)鎸囦护锛�10 02 00 5C 5E 16锛夛紝锛�4锛塒LC鍥炴噳(y墨ng)绲︿笂浣嶆(j墨)鏁�(sh霉)鎿�(j霉)銆傞€欐ǎ鏀剁櫦(f膩)鍏╂鏁�(sh霉)鎿�(j霉)锛屽畬鎴愪竴娆℃暩(sh霉)鎿�(j霉)鐨勮畝瀵�銆� 4銆佽畝瀵寚浠ゅ(sh铆)渚� 4.1璁€鎸囦护瀵�(sh铆)渚� 灏�(du矛)浜庝竴娆¤畝鍙栦竴鍊�(g猫)鏁�(sh霉)鎿�(j霉)锛岃畝鍛戒护閮芥槸33鍊�(g猫)瀛楃瘈(ji茅)銆傚墠闈㈢殑0鈥�21瀛楃瘈(ji茅)鏄浉鍚岀殑锛孲A=00锛孌A=02(PLC缂虹渷鍦板潃)锛屽鏋滄湁澶氬€�(g猫)绔�锛孌A瑕佹敼鎴愮浉鎳�(y墨ng)鐨勭珯铏�(h脿o)銆傝畝鍛戒护涓緸DA鍒癉U鐨勯暦(zh菐ng)搴︾偤1B鍗�27鍊�(g猫)瀛楃瘈(ji茅)銆傚緸22瀛楃瘈(ji茅)闁�(k膩i)濮嬫牴鎿�(j霉)璁€鍙栨暩(sh霉)鎿�(j霉)鐨勯鍨�銆佷綅缃笉鍚岃€屼笉鍚�銆� 涓嬭〃鏄畝涓嶅悓瀛樺劜(ch菙)鍣ㄥ懡浠ょ殑Byte22鈥�32銆� 璁€鍛戒护鐨凚yte22-32 瀵�(sh铆)闅涜几鍑烘寚浠わ細璁€VB100锛孊yte28-30 鐐�100*8=&H0320 68 1B 1B 68 2 0 6C 32 1 0 0 0 0 0 E 0 0 4 1 12 A 10 2 0 1 0 1 84 0 3 20 8B 16 4.2 瀵寚浠ゅ(sh铆)渚嬶細 涓€娆″涓€鍊�(g猫)椤炲瀷鐨勬暩(sh霉)鎿�(j霉)V100锛屽V鍗€(q奴)鍦板潃 Byte28-30 鐐�100*8=&H0320 瀵玍B100(16)锛� 68 20 20 68 2 0 6C 32 1 0 0 0 0 0 E 0 5 5 1 12 A 10 2 0 1 0 1 84 0 3 20 0 4 0 8 10 B9 16 瀵玍W100(16)锛� 68 21 21 68 2 0 6C 32 1 0 0 0 0 0 E 0 6 5 1 12 A 10 4 0 1 0 1 84 0 3 20 0 4 0 10 0 10 B9 16 瀵玍D100(16)锛� 68 23 23 68 2 0 6C 32 1 0 0 0 0 0 E 0 8 5 1 12 A 10 6 0 1 0 1 84 0 3 20 0 4 0 20 0 0 0 10 B9 16 Byte 22-- Byte 30 瀵叆鏁�(sh霉)鎿�(j霉)鐨勯暦(zh菐ng)搴�銆佸瓨鍎�(ch菙)鍣ㄩ鍨嬨€佸瓨鍎�(ch菙)鍣ㄥ亸绉婚噺鑸囪畝鍛戒护鐩稿悓銆侭yte 35-38 瀵叆鏁�(sh霉)鎿�(j霉)鐨勪綅鏁�(sh霉)銆� 5銆佹噳(y墨ng)鐢ㄥ(sh铆)渚� 鍦ㄩ嫾绠″埗閫犺妤�(y猫)锛屾按澹撻潨杓夎│椹�(y脿n)姗�(j墨)锛堢啊(ji菐n)绋辨按澹撴(j墨)锛夋槸蹇呭倷鐨勬椹�(y脿n)鍜岃│椹�(y脿n)瑷�(sh猫)鍌�銆傚洜?y脿n)妲婄还?gu贸)鐭虫补鍗�(xi茅)鏈�(hu矛)鐨凙PI妯�(bi膩o)婧�(zh菙n)銆婄绶氶嫾绠� Spec 5L銆嬪拰鍦�(gu贸)瀹舵(bi膩o)婧�(zh菙n)GB/T9711-1997瑕�(gu墨)瀹�锛岃灪鏃嬬剨绠″拰鐩寸斧鐒婄蹇呴爤缍�(j墨ng)閬�(gu貌)瑕�(gu墨)瀹氱殑闈滄按澹撹│椹�(y脿n)锛屽苟涓斾繚瀛樻按澹撻亷(gu貌)绋嬬殑澹撳姏鏇茬窔銆傝┎绯荤当(t菕ng)鍘熶締(l谩i)鏄敤MCGS宸ユ帶绲勬厠(t脿i)杌熶欢+VB绋嬪簭渚�(l谩i)瀹屾垚鐨�锛岄噰闆嗛€熷害杓冩參锛屾渶澶氫竴绉掗悩閲囬泦涓€鍊�(g猫)锛屾瘮杓冪珐鎱€€傜従(xi脿n)鐢╒B瑾�(y菙)瑷€锛岄€氶亷(gu貌)PPI鍗�(xi茅)璀扮洿鎺ラ噰闆哖LC鐨勬按澹撳€奸€�(j矛n)琛岃檿鐞�锛岀啊(ji菐n)娼斿張杩呴€�锛屾嚪鍙互闁�(k膩i)鐧�(f膩)鍑哄绋姛鑳�銆傞噰鐢≒PI闆荤簻灏囪▓(j矛)绠楁(j墨)COM1鍙ｈ垏PLC鐨凱ORT0绶ㄧ▼鍙ｉ€ｆ帴锛岄€氳▕绯荤当(t菕ng)閲囩敤涓诲緸绲�(ji茅)妲�(g貌u)锛岄€氳▕鍗�(xi茅)璀伴伒寰狿PI鍗�(xi茅)璀版牸寮�锛岃▓(j矛)绠楁(j墨)鐧�(f膩)鍑鸿畝瀵敵璜�(q菒ng)锛孭LC杩斿洖鐩告噳(y墨ng)鐨勬暩(sh霉)鎿�(j霉)銆傜▼搴�?q奴)宕縁(xi脿n)濡備笅 5.1 鍒濆鍖栫▼搴� Private Sub Form_Load() With MSComm1 .CommPort = 1 .Settings = "9600,e,8,1" 鈥樻尝鐗圭巼9600锛屽伓鏍￠(y脿n)锛�8鏁�(sh霉)鎿�(j霉)浣嶏紝1鍋滄浣� .InputLen = 0 .RThreshold = 1 鈥樻敹鍒板瓧绗﹀氨鐢�(ch菐n)鐢熶簨浠� .InputMode = comInputModeBinary 鈥樹簩閫�(j矛n)鍒舵帴鏀舵ā寮� End With If MSComm1.PortOpen = False Then MSComm1.PortOpen = True 鈥樻墦闁�(k膩i)閫氳▕涓插彛 End If End Sub Private Sub Form_Unload(Cancel As Integer) If MSComm1.PortOpen = True Then MSComm1.PortOpen = False 鈥橀棞(gu膩n)闁夐€氳▕涓插彛 End If End Sub 5.2 璁€VW鍑芥暩(sh霉) Function ppird(readaddress As String) 鈥樿畝VW鐨勫湴鍧€锛屼緥濡傦細1000 Dim i As Integer, temp As Integer Dim sendbyte(32) As Byte sendbyte(0) = &H68 sendbyte(1) = &H1B sendbyte(2) = &H1B sendbyte(3) = &H68 sendbyte(4) = &H2 sendbyte(5) = &H0 sendbyte(6) = &H6C sendbyte(7) = &H32 sendbyte(8) = &H1 sendbyte(9) = &H0 sendbyte(10) = &H0 sendbyte(11) = &H0 sendbyte(12) = &H0 sendbyte(13) = &H0 sendbyte(14) = &HE sendbyte(15) = &H0 sendbyte(16) = &H0 sendbyte(17) = &H4 sendbyte(18) = &H1 sendbyte(19) = &H12 sendbyte(20) = &HA sendbyte(21) = &H10 sendbyte(22) = &H4 sendbyte(23) = &H0 sendbyte(24) = &H1 sendbyte(25) = &H0 sendbyte(26) = &H1 sendbyte(27) = &H84 sendbyte(28) = &H0 sendbyte(29) = (readaddress * 8) \ 256 鈥樿▓(j矛)绠楄畝楂樹綅鍦板潃 sendbyte(30) = (readaddress * 8) Mod 256 鈥樿▓(j矛)绠楄畝浣庝綅鍦板潃 sendbyte(31) = &H0 sendbyte(32) = &H16 For i = 4 To 30 temp = temp + sendbyte(i) Next sendbyte(31) = temp Mod 256 鈥樿▓(j矛)绠楁牎椹�(y脿n)纰� ppird = sendbyte 鈥樷€樿繑鍥炶畝VW 鎸囦护纰� End Function 5.3 瀵玍W鍑芥暩(sh霉) Function ppiww(adressx As Integer, datax As Integer) 鈥榓(ch菐n)dressx 鐐哄VW鐨勫湴鍧€datax 瑕佸鍏W鐨勬暣鏁�(sh霉) Dim i As Integer, temp As Integer Dim sendbyte(38) As Byte sendbyte(0) = &H68 sendbyte(1) = &H21 sendbyte(2) = &H21 sendbyte(3) = &H68 sendbyte(4) = &H2 sendbyte(5) = &H0 sendbyte(6) = &H6C sendbyte(7) = &H32 sendbyte(8) = &H1 sendbyte(9) = &H0 sendbyte(10) = &H0 sendbyte(11) = &H0 sendbyte(12) = &H0 sendbyte(13) = &H0 sendbyte(14) = &HE sendbyte(15) = &H0 sendbyte(16) = &H6 sendbyte(17) = &H5 sendbyte(18) = &H1 sendbyte(19) = &H12 sendbyte(20) = &HA sendbyte(21) = &H10 sendbyte(22) = &H4 sendbyte(23) = &H0 sendbyte(24) = &H1 sendbyte(25) = &H0 sendbyte(26) = &H1 sendbyte(27) = &H84 sendbyte(28) = &H0 sendbyte(29) = (adressx * 8) \ 256 sendbyte(30) = (adressx * 8) Mod 256 sendbyte(31) = &H0 sendbyte(32) = &H4 sendbyte(33) = &H0 sendbyte(34) = &H10 sendbyte(35) = datax \ 256 sendbyte(36) = datax Mod 256 sendbyte(37) = &H0 sendbyte(38) = &H16 For i = 4 To 36 temp = temp + sendbyte(i) Next sendbyte(37) = temp Mod 256 ppiww = sendbyte 鈥樿繑鍥炲VW 鎸囦护纰� End Function 5.4 鍒╃敤MSCOMM鐨勪簨浠剁嵅鍙栨暩(sh霉)鎿�(j霉) Private Sub MSComm1_OnComm() Dim rcvtemp(5) As Byte 鈥樺畾缇╃⒑瑾�(r猫n)鐧�(f膩)閫佺殑鏁�(sh霉)绲勬暩(sh霉)鎿�(j霉)鍏冪礌鐐哄瓧绡€(ji茅) Dim rcv_array() As Byte Dim yy As Long Select Case MSComm1.CommEvent Case comEvReceive rcv_array = MSComm1.Input 鈥樺彇鍑轰覆鍙ｆ帴鏀剁珐娌栧櫒鐨勬暩(sh霉)鎿�(j霉)銆� If rcv_array(0) = &HE5 Then SComm1.RThreshold =25 rcvtemp(0) = &H10 rcvtemp(1) = &H2 rcvtemp(2) = &H0 rcvtemp(3) = &H5C rcvtemp(4) = &H5E rcvtemp(5) = &H16 MSComm1.Output = rcvtemp 鈥樼櫦(f膩)閫佺⒑瑾�(r猫n)鎸囦护纰� ElseIF rcv_array(0) = &H68 AND rcv_array(1) = &H17 THEN yy = Val(rcv_array(25)) * 256 + Val(rcv_array(26)) 鈥樿▓(j矛)绠楄畝鍙栨暩(sh霉)鎿�(j霉) Text1 = yy ELSE MSComm1.RThreshold = 1 End If End Select watchtimer.Enabled = False End Sub 5.5 涓荤▼搴� 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鍦板潃锛氬北鏉辩渷娣勫崥甯傚嫉搴楀崁(q奴)涓煚閹�(zh猫n) 闆昏┍锛� 0546-8850085 Email: deck_hand@sina100.com