bdi Access JTAG interface library, BDI2000 (PPC6xx/7xx/82xx/83xx) Installation Manual 9© Copyright 1992-2009 by ABATRON AG V 1.122.4 Connecting the BDI2000 to the Host2.4.1 Serial line communicationThe host is connected to the BDI through the serial interface (COM1...COM4). The communicationcable between BDI and Host is a serial cable (RXD / TXD are crossed). There is the same connectorpinout for the BDI and for the Host side (Refer to Figure below).RS232 Connector(for PC host)BDI2000Target SystemRS232PC Host1 - NC2 - RXD data from host3 - TXD data to host4 - NC5 - GROUND6 - NC7 - NC8 - NC9 - NCRS232 POWER LI TX RX 10 BASE-T543219876PPC