Get_Attributes_All (FB)ΒΆ
FUNCTION_BLOCK Get_Attributes_All EXTENDS BaseService
This function block is used for querying the attribute of a specific instance of a CIP object.
Note
Data received and send needs to be swapped. See parent folder.
PROGRAM PLC_PRG
VAR
data : ARRAY[0..500] OF BYTE;
getAttributeAll : ENIP.Get_Attributes_All ;
udiReceivedData : UDINT;
END_VAR
getAttributeAll(
xExecute:= ,
itfEtherNetIPDevice:= EtherNetIP_Adapter, (* instance of the device (instance is found in the I/O Mapping of the device) *)
eClass:= ENIP.CIPClass.TCPIPInterfaceObject, (* cip class which contains the desired attribute *)
dwInstance:= 1, (* value of 0 is class level, range from 1..x is instance level *)
pData:= ADR(data), (* data buffer *)
udiDataSize:= SIZEOF(data), (* size of the data buffer *)
xDone=> ,
xBusy=> ,
xError=> ,
eError=> ,
udiReceivedDataSize=> udiReceivedData ); (* if the request was successful, udiReceivedData contains the number of bytes which have been received *)
;