’ (write), ‘r’ (read) or ‘rw’ (read and write)
reading/writing [...] only once and each read or write [...] when reading/writing recipe
OpenStack Methods: SdoAbort SdoRead SdoWrite Stk [...] ) SdoRead (Method
WideRegisters (FunctionBlock) ClientRequestReadWrite [...] ClientRequestReadHoldingRegistersWide (FunctionBlock) ClientRequestRead
_IEC_HANDLE Handle to the ReadWrite [...] _IEC_RESULT This function to enter a read [...] against an entered write lock
_IEC_HANDLE Handle to the ReadWrite [...] _IEC_RESULT This function leaves a write
_IEC_HANDLE Handle to the ReadWrite [...] _IEC_RESULT This function leaves a read
Items2 GetWriteItems2 GetRead [...] ItemProvider Properties: ReadListId , [...] ItemProvider WriteListId ,