DB9 Serial Port Pinout

This 9-pin port should be the same for a standard PC serial port, the GVP IO Extender, ASDG Dual Serial, and the MultiFace II,III,IV.


* Taken from the ASDG Dual Serial Card Manual
PC 9 Pin Connector Signal Amiga DB25 Connector 1 DCD 8 2 RxD 3 3 TxD 2 4 DTR 20 5 GND 7 6 DSR 6 7 RTS 4 8 CTS 5 9 RI 22