_Write or read out data [...] .RD_WR := FALSE ; // Read data [...] complete data-item al_read

ServiceReader Properties: IsDataTag Tag [...] NextConditional MoveUp ReadByte ReadBytes Read

File (Method) ReadNumberOfRecordsAndLastSequenceFromDataFile (Method) ReadNumberOfRecordsFromData [...] EventCallback Read

.IQueryInterface Properties: IsDataTag Tag [...] NextConditional MoveUp ReadByte ReadBytes Read

Commands ¶ ReadEEpromData (FunctionBlock) ReadIdentification (FunctionBlock) Read

“data item” offset / “data item” numbers [...] RequestMaskWriteRegister (FunctionBlock) ClientRequestRead

Read Diagnosis data [...] _PRG VAR read [...] Message : STRING ; END_VAR read

(Interface) Read (Method [...] ClientAddress (Method) Read (Method [...] ) CopyData (Method

all Read The item is read only and [...] the connected data

_Connection (Program) Test_Data [...] Info (Property) Data [...] CopyAddress (Property) Test_Data