Eaton XN-1RS232 User Manual

5 Commissioning the Module in xSystemXION_HTB_RSXXX data handling function block80 XI/ON: XN-1RS232 09/2011 MN05002013Z-EN www.eaton.comTable 38: Output variables of the XION_HTB_RSXXXVariable MeaningBusyRecv 1: Data is currently being received.0: Data is currently not being received.RecvDataCnt Number of received data bytes. A maximum of 65536bytes is possible.BusySend 1: Data is currently being transmitted.0: Data is currently not being transmitted.SendDataCnt Number of transmitted data bytes. A maximum of 65536bytes is possible.RETVAL Return values of the function (status or error code)0000hexEverything OK. No error8008hexParameter error8010hexCommunication error: Hardware error8020hexCommunication error: Data flow control error8040hexCommunication error: Frame error8080hexCommunication error: Module buffer overflow8101hexSize of the receive data telegram is greater thanMaxRecvData.==> Abort the data handling function block8103hexSize of the receive data package does not equal 8.==> Abort of the data handling function block8201hexSize of the transmit data telegram is greater thanMaxSendData.==> Abort the data handling function block8203hexSize of the transmit data package does not equal 8.==> Abort of the data handling function block