The AR-2000 RS-232/422A specifications are as follows:
Transmission Parameters
Transmission method: Synchronous (asynchronous) full duplex.
Transmission speed: 4800/9600/19200 bps; 38400 (RS-422A only) bps
Parity: none
Data Length: 8 bit
Stop bit: 1 bit
Code Set: ASCII
Settings when a PC card is formatted:
Transmission speed: 9600