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Omron CJ1W-ETN21 operation manual Revised November

Models: CJ1W-ETN21

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CS1W-ETN21 (100Base-TX)

CJ1W-ETN21 (100Base-TX)

Ethernet Units

Construction of Applications

Operation Manual

Revised November 2005

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Omron CJ1W-ETN21 operation manual Revised November

Contents

Ethernet Units Construction of Applications Revised November Omron Product References  OmronPage Table of Contents FTP Server Index 207 Revision History 215 Table of Contents Commands Information on setting communications using CX-ProgrammerInformation on how to manage and use IP addresses Section ContentsManual Model Name Contents Number Relevant ManualsXiii Xiv Read and Understand this Manual Application Considerations Disclaimers Xviii Confirming Unit Versions with Support Software Unit VersionsNotation of Unit Versions on Products Unit Version Notation Lowing tablePrecautions Intended Audience General PrecautionsSafety Precautions Safety Precautions Operating Environment Precautions Application PrecautionsApplication Precautions Concepts Conformance to EC DirectivesApplicable Directives EMC DirectivesSection Functions Listed by Purpose Ethernet Unit Communications ServicesService Main functions Counterpart device Reference Acquired for the Ethernet UnitTable of Protocols Communications Protocol used Situation when used ReferenceUnit setting tag SectionSmtp Common Protocol SettingsContents Default 2 POP 3 DNS Section Section Mail Send Function Advantages Mail Send Function OverviewIntroduction DescriptionMail Send Functions Compatibility with Earlier Models Mail Send Function DetailsComparison with the Earlier Mail Send Function Contents of E-mail Body Following header information is included Trigger condition Text entered as subjectEthernet Unit information is always included in the e-mail Words value has changed Channel data has changed from XX toEthernet Unit Information Optional InformationAttached File Details Error Log Information Status InformationExtension Content Memory Data 6,000 Words MaxData sent Body/Attached file Mail body Summary of E-mail Body Information and Attached FilesFile Data 1 MB Max Specifications Mail Send Function SpecificationsFunction Specifications Details of the Available Mail Triggers Using the Mail Send FunctionProcedure Classification Trigger typeSetting Setting requirement Reference Settings Required for the Mail Send FunctionTransferring the settings data Unit SetupUsing the Mail Send Function Send Mail Set up to 2 destination mail addressesMail Address Data Sent by Mail When Required Data Sent in E-mail Body Send Mail Condition SettingsMail Address Specification Required Data Sent in an Attached FileSend Mail Trigger Type Setting Required Attached File NameSend Mail Status Mail Send Function StatusSend Mail Status Bit numbers Status Mail Send Switch, Accessing Memory/Sending Mail FlagMail Send Switch Bit 03 of n IOM Format Accessing Memory/Sending Mail Flag Bit 01 of n+17Memory Data Formats TXT FormatAttached File Transfer Times CSV FormatAccess Times for CS1 and CJ1 CPU Units Mail Send Function ErrorsIdentifying and Correcting Mail Send Function Errors Access Times for CS1-H and CJ1-H CPU UnitsError Meaning Detailed error code Correction Troubleshooting Mail Send Errors with LED IndicatorsError Log Error Codes for the Mail Send Function Probable cause CorrectionInitial Server Settings Make the Unit Setup Settings from the CX-ProgrammerInitial Settings Example Example ApplicationDestination Mail Address Setup Send Condition SettingExample Send e-mail when W300 bit 00 goes from OFF to on Transfer the CPU Bus Unit Setup SettingsAutomatic Transmission when Send Condition is Satisfied Send when there is a Change in the CPU Units StatusReceive Mail Function Advantages Configuration of the MailMail Receive Function Overview DescriptionCommand Execution Results Table of Remote Mail CommandsCommand Parameters Attached File DataReceived E-mail Mail Receive Function SpecificationsSpecification Response E-mail Using the Mail Receive Function Settings Required for the Mail Receive Function TionPosting Mail Address Protection Setting Receive Mail TabReceive Attached File Setting Receive Command SettingFormat Remote Mail Command DetailsCommand Format Response FormatFunction Command FormatFileWrite File Write Mounted in the CPU UnitFileRead File Read FileDelete File Delete Card mounted in the CPU UnitResponse Format Details FileList File List ReadEM file memory or a Memory Card mounted in the CPU Unit Memory or a Memory Card mounted in the CPU Unit UMBackup User Memory BackupCommand Format Details PARAMBackup Parameter Area Backup Or a Memory Card mounted in the CPU UnitIOMWrite I/O Memory Write Units I/O memory. The data is written in word unitsSubject Body IOMRead I/O Memory Read UnitsReIOMRead ChangeMode Operating Mode Change Changes the CPU Units operating modeErrorLogRead Error Log Read Bus Unit or Special I/O UnitErrorLogClear Error Log Clear Since power was turned on or the mail log was cleared MailLogRead Mail Log ReadMailLogClear Mail Log Clear Net UnitTest Mail Test Response Response Status Description Code FinsSend Fins Command SendResponse List Mail Receive Function Status Accessing Memory/Receiving Mail FlagAccessing Memory/ Receiving Mail Flag Bit 02 of n+17 IOM FormatTXT Format CSV FormatAccess Times for CS1 CJ1 CPU Units Access Times for CS1-H CJ1-H CPU UnitsTroubleshooting Mail Receive Errors with LED Indicators Mail Receive Function ErrorsIdentifying and Correcting Mail Receive Function Errors Error code Meaning Detailed error code Correction Hex 1st byte 2nd byteItem name Example DNS Server IP Address Setting DNS Tab, When RequiredInitial Settings for the Mail Receive Function Backing Up the CPU Units User Program Memory Card Send Remote Mail CommandsReading Data from a CPU Unit Data Area FTP Server Specifications OverviewFile Types Connecting to the FTP ServerFTP Server Function Details Using the FTP Server Function FTP File Transfer ModeCX-Programmer Settings Setting conditions Tab List of Settings Required for the FTP Server FunctionSetup Tab Setting Details Default valueFTP Server Application Example ConfidentialUsing the Commands Using FTP CommandsTable of Commands OpenRename UserDir Pwd MkdirRmdir CdupMget TypeGet PutClose DeleteMdelete ByeMessage Meaning Error Messages and FTP StatusError Messages Checking FTP Status FTP IndicatorFTP indicator Meaning FTP Status FlagFile Names Using File MemoryFile Memory DirectoriesUnit File type File name Extension Contents DescriptionFile Names Handled by CPU Unit Memory Initialization method Initializing File Memory4 I/O Memory Data Format Data format Use of CRs and CR positionSection 9ABC CS1-H CPU Units/CJ1-H CPU Units FTP File Transfer TimeCS1 CPU Units/CJ1 CPU Units File system Memory Card EM File MemoryEnter the login name Unix Application ExampleTransfer the file RESULT.IOM to the workstation Change to the Memcard directoryChange data type to binary Write the file PLAN.IOM to the Memory CardSection Automatic Clock Adjustment Function Overview CPU Unit ConditionsUsing the Automatic Clock Adjustment Function Settings Required for Automatic Clock Adjustment Function Settings Setting conditions ReferenceAuto Adjust Time Automatic Clock Adjustment Sntp Errors Automatic Clock Adjustment SwitchAutomatic Clock Adjustment Error Processing Automatic Clock Adjustment Switch Bit 04 of nAutomatic Clock Adjustment Error Processing CPU Unit error Socket Services Page What are Sockets? Using Sockets with the Ethernet UnitOverview of Socket Communications from Ethernet Units Socket Port NumbersOpening TCP Sockets Protocol OverviewDifferences between TCP and UDP TCP CommunicationsTCP Communications Procedure Passive Open and Active OpenFragmentation of Send Data Socket Service Functions Using Socket Services with Socket Service Request Switches Protocol Socket Service Request CMND490Command code Name Using Socket Services with CMND490Specific Socket Service Functions Protocol Socket service requestManipulating Dedicated Control Bits Socket Service Function GuideDifferences with Previous Models Executing CMND490CX-Programmer Setting Setting requirements Unit Setup Tab Using Socket Service FunctionsSettings Required for Socket Service Function Manipulating Dedicated Control BitsSetup Details Default value109 UDP/TCP Socket Status Ethernet Unit to CPU Unit Socket Service StatusCIO Area Allocations Bit Switch Status Manipulated Unit operation DM Area AllocationsTCP Connection Status Ethernet Unit to CPU Unit Application ProcedureProcedure Number Status MeaningSocket Services and Socket Status PrecautionsError Evaluation Program FlowSocket Service Parameters UDP Socket Services Parameter SettingsUse of the parameters by the socket service TCP Socket ServicesUDP/TCP Socket No ParametersSocket Option Local UDP/TCP Port NoTime Out Time Following specifications can be usedRemote UDP/TCP Port No Number of Bytes to Send/ReceiveSocket Service Request Switches Following diagramUDP Socket Receive Request Response CodesUDP Socket Open Request Response Meaning CodeUDP Socket Send Request UDP Socket Close RequestTCP Socket Passive Open Request TCP Socket Active Open RequestTCP Socket Receive Request DrinuseTCP Socket Send Request Closing during Other Timing ChartsTCP Socket Close Request ProcessesClose Request Switch Force-close SwitchData Flow System Configuration8 TCP/IP Communications Programming Example Basic OperationsCIO Area Program Memory MapDM Area Programming Example TCP Passive Open130 Programming example uses the following system configuration 9 UDP/IP Communications Programming ExampleTion on errors CIO 000000 is turned on to request opening a UDP socket from133 134 135 Using Socket Services with CMND490 Using Socket Service137 Socket Number Basic Fins Command FormatCommand Code Results Storage AreaSocket Service Timing Chart Response Codes in the Command ResponseCommunications Timing Chart Response Codes in the Results Storage Areas140 System Configuration Close Request during Receive RequestData Flow Basic OperationsProgram Memory Maps Are structured144 145 146 147 148 149 150 151 152 153 154 UDP Socket Service Precautions in Using Socket ServicesUDP and TCP Socket Services TCP Socket ServicePrecautions in Using Socket Service Request Switches CS-H/CJ-H CPU Units Maximum Transmission Delays Ignoring other Network DelaysTCP Socket Services Using CMND490 CS/CJ CPU Units Calculation Using Fins Communications to Create Host Applications Overview of Fins Communications Communications On an Ethernet NetworkUsing the FINS/UDP and FINS/TCP Methods Fins Communications Service Specifications for EthernetFins Response Frame Format Fins Command Frame FormatFins Frames Fins Header InformationFINS/UDP Features FINS/UDP MethodFINS/UDP Frame Format UDP Port Numbers for FINS/UDPProcedure for Using Communications Parameters Used by Host Computer Sending Commands from a Host ComputerDesignating Remote Addresses FINS/UDP Sample Program By sending a Fins command Memory Area READ, command codeMand, the command will be resent Operation OverviewSample Program 15 * FINS/UDP Communications Sample Program169 170 FINS/TCP Features FINS/TCP MethodFINS/TCP Connection Numbers FINS/TCP Frame FormatTCP Port Number for Age them in an internal table CommunicationsFINS/TCP Connection Status Word n+23 Automatic Allocation Procedure Automatic Allocation Fins Node Addresses175 Setup Tab FINS/TCP TabFins Node Address Data Send Server to Client Command FINS/TCP Mode SpecificationsFins Node Address Data Send Client to Server Command FINS/TCP HeadersError code Details Hexadecimal Fins Frame Send CommandFollowing table shows the list of error codes Fins Frame Send Error Notification Command CommandConnection Sequence Normal OperationError Connection Sequence ACK FIN182 183 From onwards, the connection is established again Host computer Remote nodeFINS/TCP Sample Program 186 187 188 189 190 191 Transmission Delay Maximum Transmission Delays Writing/Reading to CPU UnitWrite Command Delay Time Receive Processing Command CPU Bus Unit Service Cycle704 ms Read Command Delay TimeTransmission Processing Response194 Ethernet Network Parameters Parameter Value DescriptionAppendix a Buffer Configuration Appendix BNetwork Memory TCP Status Transitions Status MeaningAppendix C Ascii Characters SpaceAppendix D Settings After Replacing a CPU MaintenanceSettings after Replacing an Ethernet Unit Replacing an Ethernet UnitAppendix E Tools Required for Inspection InspectionsItems Appendix F Numerics Index 209 210 211 212 213 214 Revision code Date Revised content Revision HistoryRevision History Omron Corporation Control Devices Division H.Q Regional HeadquartersAuthorized Distributor