Lenze EtherCAT Controller-based Automation - Manual (Page 126)

9 Function library L_IODrvEtherCAT.lib
9.2 CoE Interface
126
Lenze · Controller-based Automation · EtherCAT® Communication Manual · DMS 6.4 EN · 04/2014 · TD17
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Outputs (VAR_OUTPUT)
pBuffer
CAA_PVOID
Reference to memory buffer to which the values to be read are to be copied.
szSize
CAA_SIZE
Size of the memory buffer transmitted to pBuffer.
• The memory buffer must be big enough to accept the read object.
Identifier/data type Meaning/possible settings
xDone
BOOL
• TRUE: An action has been executed successfully.
• FALSE: No action active / action is still being executed.
xBusy
BOOL
• TRUE: An action is currently being executed.
• FALSE: No action active
xError
BOOL
• TRUE: An error has occurred.
• FALSE: No error
eErrorCode
L_ETC_ERRORCODE
Error code of the incorrectly executed action (xError = TRUE).
 General error codes (L_ETC_ERRORCODE) ( 183)
 SDO abort codes ( 195)
udiSdoAbort
UDINT
If a read request (upload) from the slave or master is rejected with an error, here the
CANopen abort code is returned.
szDataRead
CAA_SIZE
Number of bytes for the read request (upload) that is actually read
Identifier/data type Meaning/possible settings