WriteSDO

NI-Industrial Communications for EtherCAT® 17.6 Help

Edition Date: November 2017

Part Number: 372626P-01

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Writes SDO to the slave device.

Data Type Name Description
Boolean blocking Specifies whether to perform a blocking SDO write or non-locking SDO write.

For blocking SDO write, the invoke node returns after the SDO write either succeeds or fails.

For non-blocking SDO write, the invoke node returns immediately after initiates an SDO write transaction. You must call CheckWriteSDODone and CancelSDO to finish the transaction.
U16 odAddr Specifies the object dictionary address of the SDO. 0 for the object dictionary on the slave device. 1–n for the corresponding object dictionaries on the modules.
U16 index Specifies the object index of the SDO.
U8 subIndex Specifies the sub index of the SDO.
U8 Array data Specifies the data of the SDO.
U32 abortCode Indicates the abort code returned from the slave device if an SDO write is aborted.

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