_xChannelPLCActivateRead (Function) CIFX_xChannelPLCActivateWrite [...] _xChannelPLCIsReadReady (Function) CIFX_xChannelPLCIsWrite
_NEXT) or ReadWrite (GET, GET
to write the following
before writing the data
the function will write
FileRead! But after a SysFileWrite
is not restricted by write
_APP_ONLINECHANGE UDINT 3 OP_APP_WRITE