Cabling Diagrams

DB-9 to DB-9 (DTE), crossover DB-9 M   DB-9 M/F 3 TxD ---------- RxD 2 2 RxD ---------- TxD 3 7 RTS ---------- CTS 8 8 CTS ---------- RTS 7 4 DTR ---------- DSR 6 6 DSR ---------- DTR 4 5 Gnd ---------- Gnd 5