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銆€銆€浠ヤ笂鍏╃ó閫氫俊鏂瑰紡閮藉彲浠ラ仈(d谩)鍒版暩(sh霉)鎿�(j霉)鐧�(f膩)閫佸拰鎺ユ敹鐨勭洰鐨勶紝鑷充簬浣跨敤浠€涔堟柟寮�锛屽繀闋堟牴鎿�(j霉)瀵�(sh铆)闅涚殑绯荤当(t菕ng)鐠�(hu谩n)澧冭€屽畾銆傚皪(du矛)浜庨珮澹撻浕婧愮殑鎺у埗閫氫俊杌熶欢閲囩敤鏌ヨ娉曚締(l谩i)瑷�(sh猫)瑷�(j矛)銆傞€氫俊瀛愮▼搴忕殑鍔熻兘鏄皣涓绘帶瑷�(j矛)绠楁(j墨)鐧�(f膩)閫佺殑鍛戒护瀛楃涓插偝杓�?sh霉)绲塖-485绺界窔涓�锛屼笉鍚岀殑鎺у埗妯″鎺ユ敹鍛戒护瀛楃涓�锛屽彧鏈夎垏鍛戒护瀛椾腑鎵€鍖呭惈鐨勫湴鍧€淇℃伅鐩稿悓鐨勬ā濉婃墠鍩�(zh铆)琛岀浉鎳�(y墨ng)鐨勬帶鍒跺姛鑳藉苟杩斿洖鍩�(zh铆)琛岀祼(ji茅)鏋滅殑瀛楃涓诧紝閫氫俊杌熶欢瀛愮▼搴忔竻鍠涓嬶細 銆€銆€Private Sub sendadv锛圤utstring, n锛� 銆€銆€MSComm1.CommPort = Comm_Port 鈥欓伕鎿嘡S232閫氫俊绔彛 銆€銆€MSComm1.Settings = "9600,N,8,1" 鈥欒ō(sh猫)缃尝鐗圭巼銆佹椹�(y脿n)浣�銆佹暩(sh霉)鎿�(j霉)浣�銆佸仠姝綅 銆€銆€MSComm1.InputLen = 512 鈥欒ō(sh猫)缃珐娌栧崁(q奴)澶у皬 銆€銆€MSComm1.PortOpen = True 鈥欐墦闁�(k膩i)涓茶鍙� 銆€銆€MSComm1.RThreshold = n 銆€銆€MSComm1.Output = Outstring + Chr锛�13锛� 鈥欑櫦(f膩)閫佷互鍥炶粖(ch膿)绗︾祼(ji茅)鏉熸(bi膩o)蹇楃殑瀛楃涓� 銆€銆€Do Until MSComm1.InBufferCount > 0 銆€銆€DoEvents 銆€銆€Error_Flag = Error_Flag + 1 銆€銆€If Error_Flag > 1000 Then 銆€銆€Error_info = "鐧�(f膩)閫佹帶鍒舵寚浠ゅけ鏁�!" 銆€銆€ok = MsgBox锛圗rror_info, vbOKOnly + vbExclamation锛� 銆€銆€GoTo Return1 銆€銆€End If 銆€銆€Loop 銆€銆€Instring = MSComm1.Input 銆€銆€鈥� 鈥� 銆€銆€Return1: 銆€銆€MSComm1.PortOpen = False 銆€銆€End Sub 5 妯″鍒濆鍖� 銆€銆€ADAM-4000绯诲垪妯″閮芥湁鐩告噳(y墨ng)鐨勬寚浠ら泦浠ヤ究鎺у埗杌熶欢瀵�(sh铆)鐝�(xi脿n)鐩告噳(y墨ng)鐨勬帶鍒跺姛鑳�锛屽悇妯″鐨勬寚浠ゅ瓧鏄疉SCII瀛楃鐨勫舰寮�?锛熷垈鏍栨禆顠欑牳?gu墨)瀹氱殑鎸囦护鏍煎紡灏囨寚浠ょ櫦(f膩)閫佸埌鐩告噳(y墨ng)鐨勬ā濉�锛屽氨鍙互瀵�(sh铆)鐝�(xi脿n)鐩告噳(y墨ng)鐨勬帶鍒跺姛鑳�銆傚湪鎺у埗杌熶欢涓�锛岄鍏堝皪(du矛)鍚勫姛鑳芥ā濉婇€�(j矛n)琛屽垵濮嬪寲锛屽寘鎷皪(du矛)鍚勬ā濉婄殑鍦板潃銆佹尝鐗圭巼銆佽几鍏ヨ几鍑烘ā寮忓拰妯″椤炲瀷绛夊弮鏁�(sh霉)閫�(j矛n)琛岃ō(sh猫)缃€傚皪(du矛)妯″閫�(j矛n)琛岃ō(sh猫)缃殑鎸囦护浠ュ瓧绗︿覆褰㈠紡鐧�(f膩)閫佸嚭鍘�锛屼互鍥炶粖(ch膿)绗︾偤绲�(ji茅)鏉熸(bi膩o)蹇椼€傚湪鎺у埗杌熶欢鍟熷嫊(d貌ng)鏅�(sh铆)灏�(du矛)鍚勬ā濉婂垎鍒ュ垵濮嬪寲濡備笅锛� 銆€銆€鈥� 鈥� 銆€銆€Outstring = "%0101400600" 鈥欒ō(sh猫)缃�4050鐨勫湴鍧€鐐�01H锛孖/O妯″锛屾尝鐗圭巼鐐�9600銆� 銆€銆€n = Len锛圤utstring锛� 銆€銆€Call sendadv锛圤utstring, n锛� 鈥欒(di脿o)鐢ㄩ€氫俊瀛愮▼搴� 銆€銆€Outstring = "%0202000603" 鈥欒ō(sh猫)缃�4024鐨勫湴鍧€鐐�02H锛屾尝鐗圭巼鐐�9600锛岃几鍑烘ā鎿噺涓婂崌鏂滅巼銆� 銆€銆€n = Len锛圤utstring锛� 銆€銆€Call sendadv锛圤utstring, n锛� 銆€銆€Outstring = "$027C0R32" 鈥欒ō(sh猫)缃�4024鐨�0铏�(h脿o)閫氶亾鐨勯浕澹撹几鍑鸿寖鍦嶆槸 -10V-+10V銆� 銆€銆€n = Len锛圤utstring锛� 銆€銆€Call sendadv锛圤utstring, n锛� 銆€銆€Outstring = "%0303080600" 鈥欒ō(sh猫)缃�4017鐨勫湴鍧€鐐�03H锛屾ā鎿噺杓稿叆鑼冨湇鏄�10V锛屾尝鐗圭巼鐐�9600銆� 銆€銆€n = Len锛圤utstring锛� 銆€銆€Call sendadv锛圤utstring, n锛� 銆€銆€鈥� 鈥� 6 绲�(ji茅)璜� 銆€銆€鍩轰簬鍒嗗竷寮忔ā濉婄殑鐩存祦楂樺闆绘簮鐨勯仩(yu菐n)绋嬫帶鍒剁郴绲�(t菕ng)锛屽叿鏈夐珮鍒嗚鲸鐜囩殑鏁�(sh霉)妯¤綁(zhu菐n)鎻涘櫒鍜屾ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒锛屾豢瓒充簡灏�(du矛)楂樺闆绘簮杓稿嚭瑾�(di脿o)绡€(ji茅)绮惧害瑕佹眰銆傜敱浜庨噰鐢≧S485绺界窔鎺у埗鏂瑰紡锛岀郴绲�(t菕ng)鍏锋湁杓冨挤(qi谩ng)鐨勯潏娲绘€у拰鍙摯(ku貌)鍏呮€�;鐢变簬閲囩敤闅旈洟閫氳▕鎺у埗鏂瑰紡锛岀郴绲�(t菕ng)鐨勫畨鍏ㄦ€у拰鍙潬鎬у緱鍒版彁楂�銆傞€氶亷(gu貌)楂樺闆绘簮閬�(yu菐n)绋嬫帶鍒剁殑瀵�(sh铆)鐝�(xi脿n)锛屾笡灏戜簡瀵�(sh铆)椹�(y脿n)浜哄摗鐩存帴鍦ㄥ(sh铆)椹�(y脿n)鍫�(ch菐ng)鍦拌(di脿o)绡€(ji茅)楂樺闆绘簮杓稿嚭鐨勬搷浣�锛屼娇瀵�(sh铆)椹�(y脿n)浜哄摗閫氶亷(gu貌)涓绘帶瑷�(j矛)绠楁(j墨)灏卞彲浠ヤ簡瑙ｉ珮澹撻浕婧愮殑閬�(y霉n)琛岀媭鎱�(t脿i)鍙婅几鍑洪珮澹撳€�銆傜稉(j墨ng)閬�(gu貌)鍙嶅京(f霉)鐨勮(di脿o)瑭﹀拰鍙潬鎬ф脯(c猫)瑭�锛岄仈(d谩)鍒颁簡闆绘簮閬�(yu菐n)绋嬫帶鍒剁殑瑕佹眰銆傛湰鏂囦綔鑰呭壍(chu脿ng)鏂伴粸(di菐n)鏄埄鐢ㄥ垎甯冨紡妯″瀵�(sh铆)鐝�(xi脿n)楂樺鐩存祦闆绘簮鐨勯珮绮惧害閬�(yu菐n)绋嬫帶鍒�锛屼繚璀変簡鐗╃悊瀵�(sh铆)椹�(y脿n)浜哄摗鍦版搷浣滃畨鍏�锛屽湪宸ョ▼瀵�(sh铆)韪愪腑鍏锋湁寰堝ソ鐨勬帹寤ｅ児(ji脿)鍊�銆� 鍙冭€冩枃鐛�(xi脿n)锛� 銆€銆€[1]鑼冮€镐箣, 闄崇珛鍏�. Visual Basic鑸嘡S-232涓茶閫氫俊鎺у埗[M]. 鍖椾含:娓呰彲澶у(xu茅)鍑虹増绀�, 2002. 銆€銆€[2]姣涙泬娉�.鍩轰簬RS-485鐨勫垎甯冨紡婧害閲囬泦绯荤当(t菕ng)[J]. 寰▓(j矛)绠楁(j墨)淇℃伅, 2005, 9-1: 101-103 銆€銆€[3]B & B Electronics. RS-422 and RS-485 Application Note,1997 銆€銆€[4]鐭虫澅娴�. 鍠墖姗�(j墨)鏁�(sh霉)鎿�(j霉)閫氫俊鎶€琛�(sh霉)寰炲叆闁€(m茅n)鍒扮簿閫歔M]. 瑗垮畨:瑗垮畨闆诲瓙绉戞妧澶у(xu茅)鍑虹増绀�, 2002. 銆€銆€[5]ADAM 4000 Data Acquisition User鈥檚 Manual, http://www.advantech.com.cn/