Interface: PCI version 2.1 3.3&5V Ports: 2 x RS232/422/485 DB9 Mâle Uart: 16C550 (16 Byte FIFO) Transfert: 921 kbps Modes de fonctionnement: RS232 full duplex RS422 full duplex RS485 4 wire , full duplex RS485 2 wire, half duplex, with echo RS485 2 wire, half duplex, without echo Signals: RS232 Tx, Rx, CTS/RTS, DTR, DSR, DCD, GND RS422 TxD+/-, RxD+/-, RTS+/-, CTS+/-, GND RS485 Data+/-, GND RS485 data control: ART (Automatic Receive Transmit control) Built-in termination resistor: RS422 120 Ohm / RS485 120 Ohm, jumper enable / disable Compatibilité OS: Win95, Win98, ME, NT4.0, 2000, XP, 2003 Server, Dos, OS/2, Linux.