BBControlWave串口ModbusRTU通信教程

1、串口 Modbus RTU 教程材料:RS232串口线，RTU的1和2接法如下:CW 9-Pin Female 叩” ConnectorCW or PC 9-Pin Female b D" ConneciDFs = cmUse the "null modem'' cable ioi iiill-duplex (PPP protocol) coiimimicaTions when connecting a ControlWave to a PC. top pan of Figure 2-12,)CW 9-Pin Female b*D" Connect

2、orCW9-Pin Female 海口' Conneciori= tJF *=CT*7sm>t =DIR1 = DCOP/N 392843-01-3Fulhduplex(Null Modem)Cable(PPP Protocol)HalMuplexCable(for CW)Figute 2-1L 尸“-d"p/c and Half-dupls CableL se the lialf-duplex cable (shown in the bortom part of Figure 2-12) when comiectmg the ContiolWave to anothe

3、r ControlWave senes unit (asaiii. u,irh the exception of rhe CW10 30 35 units).3 RS485脚针图解2, 7接232转485转换器的快速接头 T/R-3, 5接232转485转换器的快速接头 T/R+Table 2-IO. RS-485 COM3 产。犷（It产4习 Connector Tyin Asf.gfirnentRS-4S5PinSignalRS-4S5 Description12RXD+Receive Data - InputInstallation2-27-CJ凸cl白I精/白丫白）PinRS-485

4、SignalRS*496 Description3RXL>-Receive Data Input45TXD-Transmit Data - Output67TXD+Transmit Duta - Output8ISOGNDIsolated Grouirid4 RS485脚针图解 2, 3接232转485转换器的快速接头 T/R-4、6接232转485转换器的快速接头 T/R+Table 2-11. RS-4S5 COM4 Port/Male DR* Comiector Pin Assijunf-ntPinRS-485SignalRS-4B5 Description12RXD-Receiv

5、e Dota - Input3TXD-Transmit Dato Output4IXE+rransnut Ds 的 + Output5ISOGWDIsohierJ Gron r>d6RXEHReceive Date 十 Input789.配置 ControlWave 1.打开 LocalViewFLASH Progranrinning ToolsGamesGoogle ChromeIn tel'-lamtenanceMi0rdscift Office 2013MOXA UPort 1100 Seres '巾力匕e,噌 DriverOpcnBSI ToolsLocalVi

6、亡内W NetVe'A,强 TechView, View OpenBSI Manu已归 on CD ACCOL ToolsCNi上占均on a ConfigLirabon Collection Programs Commori Tools ControlWave Tools Debugging 丁口口旧 Objects。werj Web Page Access 也WbTmlKitBackSearch programs and filesOliverDoouinentsPicturesMj5iCGomputerControl PanelPe'-. c« ond Prin

7、tersDefault ProgramsHilp and Supiwrt勖 UtdOMl !2.新建配置文件Local View - UntitledFile View Mode HelpMewCtrl+NOpen.,Ctrl-KJSa7fiCtrl +5Save Asr.点击Create选择本机与ControlWave相连的串口号，这里选择6波特率选择9600可以自定义选才R RTU类型，这里选择 ControlWave ,然后点击 Finish自动弹出对话框如下，这里选择Load From Device从设备上传配置文件Username: SYSTEMPassword 6666664参数设

8、置如下：9600 N 8 1点击右侧，Write To RTU,下载至U RTUb；画困1.打开 ControlWave Designer,新建工程Control Wave Designer - MOD&US_DEHOFile | Edit View Project Build Online ExtrasQ New Project.Ctri+N£.1 Open Project / Unzip Project. Ctrl +0 Save Project As/ZC Project As.叔. Close Project 又，Delete Projects.Save As 丁即曲

9、坨Delete Template.,.I Save As NetA-orkTemolateExport.Irnpcrt,.Enter password.H SaveCtrl+£ Save All1 Cltrae2 .选择 ControlWave，点击 OK新建功能块，如图Name: xxx 点击 OK双击打开，Modbus_Master Worksheet Project Tree Vj'indow .i Project : F:PffljectModbus_RTU_Marier_l &-Libiane&：嵯 PRCCOMOSi L 嵯 /W3L3Data T

10、ypes自 Logical POUsI曰回C0M_4i i COM_4T:量 00M_4V:j i -窈 COM_4|-| fl Modbus_Masteri MMbsJhsterT »| Mod血3_MasterV，-国 Madtrus_MB3ter白_ 卜 FhysicH Hmrctw己方白 量 CarrtnofWave : I PC_4Q白 窗 RTU.RESOURCE: CortralW1+1 施 Tasks6 Global .VariableslOjuxifiguration将右侧CUSTOM功能块拖入Worksheet j Edit Wizard # 由。耳：<al

11、l FUsand FBs> .i-criu#C1IUDCUSTOM»lD_eCD_TO_CINT* DJCD,TOJNT »D_BCD_TO_LINT « D_BCD_TO_SIHT点击OK, Name :可以按习惯修改右击查看帮助有详细说明，这里简单说明。? Init值为TRUE时，初始化模块? Repeat定义模块发送请求信息的最小等待时间（毫秒），通常与任务的执行速率样。MODEGould Modbus : 4 代表 Modbus Master Mode7 代表 Modbus Slave Mode51 代表 Open Modbus Slave Mode

12、53 代表 Open Modbus Master ModeEnron Modbus : 8 代表 Modbus Slave. 52 Open Modbus Slave? CustomLIST模块需要使用信号的列表号? PORT定义端口1-PortA2PortB3PortC4PortD13-Eth314Eth215-Eth1? SlaveAddress 从设备地址? Timeout等待从设备相应时间（毫秒）? IPAddress specifies the Open Modbus slave RTU's IP address? STATUS模块执行后状态，0为正常，其他参考帮助文档? D

13、oneCount indicate pletion the amount of a munication requestDoneFlag Parameter is set Off when the munication request is initiated and On when the munication request is plete.双击蓝色小圈，变量属性，类型默认INT,选择使用 VAR INPUT输入变量），点击OK二Ll&L二 l-1Repeal TiieidlcpeitiiFladeliCuEtDalLslI/O ad皿t:elirilior scodsf* Lo

14、cal GltabalLozdVa比上 Grub;3 |口心或3G otcIVariadld GirauoEEl - J Phcal H a dware-I，CortioWafwe三. 1 nrU_R£ SOURCE Delaut口RTOHC7i LI就 Illi II 集iiSlav&Addr&SBidiTimeiu：ls7PA.ddreLg双击绿色小圆圈，设置 odiStatus为VAR_OUTPUT输出变量CUST0HL1CUSTOMBlocklnitioablnitodiStatus -RepeatTimeidi RepeatoudDoneCountMODEi

15、illodEobDoneFlaeVariable ProiwrtiMDefintton scopekLqgH广孰口目Local Variable Groips:国 |DefadtGk±al Variable (j roups;-.FTiysicdl HlerckaieControlV/aYe白” -RTU_RESOURCE国 口 efault同样建立其他参数fllockInitigEablmiodiStatusPep ca-tTlJIiir1idli RepeatoudDont ounl:I3DEliMddeobDoneFlag1liCuntcmLiatCcmPari ijCorfc

16、rtSI sreAcdresjiiSlaveAddreesAidiliireout一isTPAddrcssCLSTO1StsiusDoreFLag在右侧功能块中，选择 LIST02O,拖入工作区Worksheet，点击OK双击 ListNumberListNumber 与 iiCustomlist 数字一致BlwldcAt即,s-Stat'jslodblnitusRez-eatTLM1i diRepEitdibsDdSueC oiffil:MODE-'iilodccbDmeflfig1iiCusCDfcliEt匚 MpStiiCcjiForlSL BvAddrtss1iiSLa

17、reAildreasidiTiBsmitjisIPAddr-EssCUSTOH ILtiJOIOn1fLiLictlOucbej 口五%工七也FUIXTI3K£ 前生1 EJlETLtl区乳CADE咸洸上皿工】:址九12hllF 比一'£ anyEIJOLLat1 anyEi 占足nt 4AieriySJejnEntE'ateSizeiarjytleiwntCBi tOrdr-j rarij/F l Trpn tvEyteCiLani-ilTJKntSWcriQrGCT- 1力,£_CT£_JHarDslay_Nadc ”cusron 1

18、LIST020_1LIS'lUa)1CUSTOMIBlockZni tRepeat! 1 meME'CcmFortlavsA-ddr bs sidablniludiStatusidiRepeatoudDaneCoLmliiRodcobDoncFLn!；iiCust f. i stiiCoraPrtiiSLaveAddress,StaiLBL“DorcFloci tA+ iiLis tNwober iiSt at usianjrElcinnitl lanyElenentS ianytLenent larji'ElEfimt4 ianyElenmrSByteOrderc初始

19、值设置1新建程序，4Eb 匕PtToject: F:PeqedXModtMJS_RTU_SlBve_D 白Lib oresa PROCONOS*i 依 ACCOLr Darts TypesS-i-1g Logical PIraert,.Progfam/ PasteExpand AllCtrlnFynctioriFunction Elock白-1 Physcai 外鼠ConrtrDefine Placeholders国 PropertiesPOU groupSax e As Network.TemplatE点击OK, Name：可以按自己习惯来新建Task,日一 Project : F:Vef&

20、amp;GtWodbus-pRTLIfcSlave_DB - Libraries|夏 PROCONOS*:；® XXX)L3*0时白T>p«s1- Logical POIJs:总包 C0M_4*j j I团 C0M_4T1 瑞 COMwi : comjt白_m Modbus_5lave*j r 2 Modbu3_SlaueT jj Modbus_Sl3veV；”-“ Modbus_Slaue*1- Physical Hardware”S Controlwave : IFC.UT目® RTUJjESQURCE: QirtrolWa施deb； Insert,.0

21、5kI 10-C rW PasteCfl+V一Expand 翎Save As Nttvark7emplateDefine Placeholders选择周期性的，CYCLIC点击OK新建实例E . PhysiGal Hardware"自 Si Control Wave , IPC_40-写 HTU_R图凸URCE： Coriro叫己Demo :Global_VariilO_ConfigurInsert.,Delete* CutGfrl +X出 CopyCtrl+C, PasteCtrl +-V1E?i|>and AlSave As Network Tempi日teDefirie

22、PlaceMdersProperties.QB器时事工1国困啊DeleteDescriptian worksheetTaskProgram instance点击工具栏， . MAKE编译,在右侧功能块中，选择刚刚做好的功能块Modbus_Master ,拖入_4工作区按如如下图设置，参考帮助MODE: 4 Modbus RTU 主Port: 4串口 4SlaveAddress： 1从设备地址 1FUNCTION 3MODBUS功能码 3,读写 Holding Register, 4XXXX地址StartAddress： 99起始地址 40099NUMBER: 10读取存放器个数 10lOLis

23、t存放数组：101数字要与需要存放数组一致，按自己设置，这里设置为 101DataSize： 316 位 INT 型M o dbiis_Mas t er_lUST020J.rLIST020441-399101013MODESiatusComPortDoneFlagSlave AddressFUNCTIONSTARTADDRESSNUMBERlOListDatVJ101一 TVOO'O一V001V002V003V004一V005¥006V007iiListNuiuber odi Status ianyEleioent 1i anyEl eroent 2 ianyEleroent

24、3 ianyElement4 ianyElementS ianyEleioent S ianyElement?ianyEleinent8V008的09ianyElement9ianyElementlO右击，选择Settings,uata lypes0Logic：aJ PC UsE 匡| COM_4 10 C0»<4T ：-Q 8N_d" | COM_d 三回 Modbu&_Master .& ModbusMasterT =j Modbus_MasterV Modbus_Masfter H ,. Ph/sical Hardware- ,漏 ContiDl

25、Wave ; IPC_4ORTlJ_RESOURCE：ContK?IWiE 翩 TaakiGlobal_Var1ables屉| lO_Corfigur3tiori4-【口 dbMODE4CoiriPort1Slav eAdd.3FUNCTION99STAETAOTSB11 A1 "hTTTimVEiiInserL.卜QeleteDelete期CutCtrl+X)CopyCtrl+C目 PasteCtrl +VExpand AllSa . e A5 Network Template国电1胆的Define Placeholders:ExcludeCreate obal Variables from ExternalsUpd口忆 Extern d 上前后bks fr5m Gl岫号Is宣 Propertjes.RTU RE30W：里，何会ttings选择 DLL TCP/IP配置以太网口 1地址点击 Save as xxx,点击 Save编译后，下载Toggle Boolean Values Dqz nload Cnanq5g Cancel Downlo