ClientRequestReadHoldingRegisters (FB) ¶ FUNCTION_BLOCK ClientRequestReadHoldingRegisters EXTENDS ClientRequestReadRegisters ReadHoldingRegisters client request (FC03). For details about client request see ClientRequest . InOut: Scope Name Type Initial Comment Inherited from Input xExecute BOOL Rising edge: Starts defined operation FALSE : Resets the defined operation after ready condition was reached ETrigTo udiTimeOut UDINT Max. operating time for executing [µs], 0: No operating time limit ETrigTo Output xDone BOOL Ready condition reached ETrigTo xBusy BOOL Operation is running ETrigTo xError BOOL Error condition reached ETrigTo Inout rClient Client Reference to Client . ClientRequest Input uiUnitId UINT 0 Unit-Id to send the request to. ClientRequest udiReplyTimeout UDINT (50 * 1000) Reply timeout in µs - accepted maxmimum time between request message send and reply message receveived - default 50ms. ClientRequest uiMaxRetries UINT 0 Maximum number of request retries in case of “reply timeout”. ClientRequest Output eErrorID Error Error status ClientRequest eException ExceptionCodes Request exception code. ClientRequest uiRetryCnt UINT 0 Number of request retries in case of “reply timeout”. ClientRequest Input uiStartItem UINT 0 First “data item” to read. ClientRequestRead uiQuantity UINT 1 Number of “data items” to read. ReadCoils / ReadDiscreteInputs: 1 to 2000 ReadHoldingRegisters / ReadInputRegisters: 1 to 125 ClientRequestRead pData POINTER TO ARRAY [0..0] OF UINT 0 Pointer to result data array, memory has to be provided by caller. ClientRequestReadRegisters
ClientRequestReadInputRegisters (FB) ¶ FUNCTION_BLOCK ClientRequestReadInputRegisters EXTENDS ClientRequestReadRegisters ReadInputRegisters client request (FC04). For details about client request see ClientRequest . InOut: Scope Name Type Initial Comment Inherited from Input xExecute BOOL Rising edge: Starts defined operation FALSE : Resets the defined operation after ready condition was reached ETrigTo udiTimeOut UDINT Max. operating time for executing [µs], 0: No operating time limit ETrigTo Output xDone BOOL Ready condition reached ETrigTo xBusy BOOL Operation is running ETrigTo xError BOOL Error condition reached ETrigTo Inout rClient Client Reference to Client . ClientRequest Input uiUnitId UINT 0 Unit-Id to send the request to. ClientRequest udiReplyTimeout UDINT (50 * 1000) Reply timeout in µs - accepted maxmimum time between request message send and reply message receveived - default 50ms. ClientRequest uiMaxRetries UINT 0 Maximum number of request retries in case of “reply timeout”. ClientRequest Output eErrorID Error Error status ClientRequest eException ExceptionCodes Request exception code. ClientRequest uiRetryCnt UINT 0 Number of request retries in case of “reply timeout”. ClientRequest Input uiStartItem UINT 0 First “data item” to read. ClientRequestRead uiQuantity UINT 1 Number of “data items” to read. ReadCoils / ReadDiscreteInputs: 1 to 2000 ReadHoldingRegisters / ReadInputRegisters: 1 to 125 ClientRequestRead pData POINTER TO ARRAY [0..0] OF UINT 0 Pointer to result data array, memory has to be provided by caller. ClientRequestReadRegisters
ClientRequestReadRegisters (FB) ¶ FUNCTION_BLOCK ABSTRACT ClientRequestReadRegisters EXTENDS ClientRequestRead Read client request base class for ReadHoldingRegisters and ReadInputRegisters InOut: Scope Name Type Initial Comment Inherited from Input xExecute BOOL Rising edge: Starts defined operation FALSE : Resets the defined operation after ready condition was reached ETrigTo udiTimeOut UDINT Max. operating time for executing [µs], 0: No operating time limit ETrigTo Output xDone BOOL Ready condition reached ETrigTo xBusy BOOL Operation is running ETrigTo xError BOOL Error condition reached ETrigTo Inout rClient Client Reference to Client . ClientRequest Input uiUnitId UINT 0 Unit-Id to send the request to. ClientRequest udiReplyTimeout UDINT (50 * 1000) Reply timeout in µs - accepted maxmimum time between request message send and reply message receveived - default 50ms. ClientRequest uiMaxRetries UINT 0 Maximum number of request retries in case of “reply timeout”. ClientRequest Output eErrorID Error Error status ClientRequest eException ExceptionCodes Request exception code. ClientRequest uiRetryCnt UINT 0 Number of request retries in case of “reply timeout”. ClientRequest Input uiStartItem UINT 0 First “data item” to read. ClientRequestRead uiQuantity UINT 1 Number of “data items” to read. ReadCoils / ReadDiscreteInputs: 1 to 2000 ReadHoldingRegisters / ReadInputRegisters: 1 to 125 ClientRequestRead pData POINTER TO ARRAY [0..0] OF UINT 0 Pointer to result data array, memory has to be provided by caller.
ClientRequestReadWriteMultipleRegisters (FB) ¶ FUNCTION_BLOCK ClientRequestReadWriteMultipleRegisters EXTENDS ClientRequest ReadWriteMultipleRegister client request (FC23). For details about client request see ClientRequest . Please note: The write operation is performed before the read. InOut: Scope Name Type Initial Comment Inherited from Input xExecute BOOL Rising edge: Starts defined operation FALSE : Resets the defined operation after ready condition was reached ETrigTo udiTimeOut UDINT Max. operating time for executing [µs], 0: No operating time limit ETrigTo Output xDone BOOL Ready condition reached ETrigTo xBusy BOOL Operation is running ETrigTo xError BOOL Error condition reached ETrigTo Inout rClient Client Reference to Client . ClientRequest Input uiUnitId UINT 0 Unit-Id to send the request to. ClientRequest udiReplyTimeout UDINT (50 * 1000) Reply timeout in µs - accepted maxmimum time between request message send and reply message receveived - default 50ms. ClientRequest uiMaxRetries UINT 0 Maximum number of request retries in case of “reply timeout”. ClientRequest Output eErrorID Error Error status ClientRequest eException ExceptionCodes Request exception code. ClientRequest uiRetryCnt UINT 0 Number of request retries in case of “reply timeout”. ClientRequest Input uiWriteStartItem UINT 0 First “data item” to write. uiWriteQuantity UINT 1 Number of “data items” to write. pWriteData POINTER TO ARRAY [0..0] OF UINT 0 Pointer to write data array. uiReadStartItem UINT 0 First “data item” to read. uiReadQuantity UINT 1 Number of “data items” to read. pReadData POINTER TO ARRAY [0..0] OF UINT 0 Pointer to read data array, memory has to be provided by caller.
ClientRequestWriteMultiple (FB) ¶ FUNCTION_BLOCK ABSTRACT ClientRequestWriteMultiple EXTENDS ClientRequest Write client request base class for WriteMultipleCoils, WriteMultipleRegisters InOut: Scope Name Type Initial Comment Inherited from Input xExecute BOOL Rising edge: Starts defined operation FALSE : Resets the defined operation after ready condition was reached ETrigTo udiTimeOut UDINT Max. operating time for executing [µs], 0: No operating time limit ETrigTo Output xDone BOOL Ready condition reached ETrigTo xBusy BOOL Operation is running ETrigTo xError BOOL Error condition reached ETrigTo Inout rClient Client Reference to Client . ClientRequest Input uiUnitId UINT 0 Unit-Id to send the request to. ClientRequest udiReplyTimeout UDINT (50 * 1000) Reply timeout in µs - accepted maxmimum time between request message send and reply message receveived - default 50ms. ClientRequest uiMaxRetries UINT 0 Maximum number of request retries in case of “reply timeout”. ClientRequest Output eErrorID Error Error status ClientRequest eException ExceptionCodes Request exception code. ClientRequest uiRetryCnt UINT 0 Number of request retries in case of “reply timeout”. ClientRequest Input uiStartItem UINT 0 First “data item” to write. uiQuantity UINT 1 Number of “data items” to write.
ClientRequestWriteMultipleCoils (FB) ¶ FUNCTION_BLOCK ClientRequestWriteMultipleCoils EXTENDS ClientRequestWriteMultiple WriteMultipleCoils client request (FC15). For details about client request see ClientRequest . InOut: Scope Name Type Initial Comment Inherited from Input xExecute BOOL Rising edge: Starts defined operation FALSE : Resets the defined operation after ready condition was reached ETrigTo udiTimeOut UDINT Max. operating time for executing [µs], 0: No operating time limit ETrigTo Output xDone BOOL Ready condition reached ETrigTo xBusy BOOL Operation is running ETrigTo xError BOOL Error condition reached ETrigTo Inout rClient Client Reference to Client . ClientRequest Input uiUnitId UINT 0 Unit-Id to send the request to. ClientRequest udiReplyTimeout UDINT (50 * 1000) Reply timeout in µs - accepted maxmimum time between request message send and reply message receveived - default 50ms. ClientRequest uiMaxRetries UINT 0 Maximum number of request retries in case of “reply timeout”. ClientRequest Output eErrorID Error Error status ClientRequest eException ExceptionCodes Request exception code. ClientRequest uiRetryCnt UINT 0 Number of request retries in case of “reply timeout”. ClientRequest Input uiStartItem UINT 0 First “data item” to write. ClientRequestWriteMultiple uiQuantity UINT 1 Number of “data items” to write. ClientRequestWriteMultiple pData POINTER TO ARRAY [0..0] OF BOOL 0 Pointer to write data array.
ClientRequestWriteMultipleRegisters (FB) ¶ FUNCTION_BLOCK ClientRequestWriteMultipleRegisters EXTENDS ClientRequestWriteMultiple WriteMultipleRegisters client request (FC16). For details about client request see ClientRequest . InOut: Scope Name Type Initial Comment Inherited from Input xExecute BOOL Rising edge: Starts defined operation FALSE : Resets the defined operation after ready condition was reached ETrigTo udiTimeOut UDINT Max. operating time for executing [µs], 0: No operating time limit ETrigTo Output xDone BOOL Ready condition reached ETrigTo xBusy BOOL Operation is running ETrigTo xError BOOL Error condition reached ETrigTo Inout rClient Client Reference to Client . ClientRequest Input uiUnitId UINT 0 Unit-Id to send the request to. ClientRequest udiReplyTimeout UDINT (50 * 1000) Reply timeout in µs - accepted maxmimum time between request message send and reply message receveived - default 50ms. ClientRequest uiMaxRetries UINT 0 Maximum number of request retries in case of “reply timeout”. ClientRequest Output eErrorID Error Error status ClientRequest eException ExceptionCodes Request exception code. ClientRequest uiRetryCnt UINT 0 Number of request retries in case of “reply timeout”. ClientRequest Input uiStartItem UINT 0 First “data item” to write. ClientRequestWriteMultiple uiQuantity UINT 1 Number of “data items” to write. ClientRequestWriteMultiple pData POINTER TO ARRAY [0..0] OF UINT 0 Pointer to write data array.
ModbusFB non standard extensions Library Documentation ¶ Company 3S - Smart Software Solutions GmbH Title ModbusFB non standard extensions Version 3.5.17.0 Categories Application|Fieldbus Namespace ModbusFB_ext Author 3S - Smart Software Solutions GmbH Placeholder ModbusFB_ext Description 1 ¶ Non-standard extensions for MODBUS function block libary, providing server (slave) and client (master) function supporting MODBUS non-standard features like wide data (registers > 16bit). Contents: ¶ Library Information GetLibVersion (Function) GetLibVersionNumber (Function) IsLibReleased (Function) ModbusFB non standard extensions Function Blocks Indices and tables ¶ 1 Based on ModbusFB non standard extensions.library, last modified 20.04.2021, 14:26:06. LibDoc 4.4.0.0-b.27 The content file ModbusFB non standard extensions.clean.json was generated with CODESYS V3.5 SP16 Patch 3 on 20.04.2021, 14:26:06.
Library Information ¶ GetLibVersion (Function) GetLibVersionNumber (Function) IsLibReleased (Function)
GetLibVersion (FUN) ¶ FUNCTION GetLibVersion : VERSION This function has been automatically generated from the project information. InOut: Scope Name Type Return GetLibVersion VERSION
