_CACHED DINT 0 Value is read [...] 1 Value is read [...] is updated for all values

-Timestamp of the value, is read [...] : Value was not read [...] VariableValue

Data AfterReadingVariableValues [...] Data BeforeReadingVariableValues [...] Timestamp ProcessValue ActivateMaxWarningRead

POINTER TO OpcUa_HistoryReadValueId [...] OpcUa_HistoryReadRequest (STRUCT) ¶ TYPE OpcUa_HistoryRead

Block) AssignReadValue [...] _Exit (Method) GetBitValuePtr (Method) GetRawValue

-Timestamp of the value, is read [...] : Value was not read [...] VariableValue

AssignReadValues , [...] ReadRequest (FB [...] _BLOCK ReadRequest EXTENDS

: GetRawValue SetRawValue AssignReadValue , [...] Properties: IsValue

contains the read value [...] MC_Read [...] _BLOCK MC_Read

AssignReadValue , [...] is necessary Properties: IsValue [...] from AssignerBase Methods: DoSwapValue