LD I saw in the help menu about OB100 so I tried it out set a couple of data bits then powered down the plc and then powered it back up it didn't appear to reset the data bits not sure what to do next code is as follows in OB100
R DB102.DBX24.5
R DB102.DBX25.5
R DB102.DBX30.1
R DB102.DBX30.3
L 0
T DB102.DBW40
BE