X500

I/O Exp. Board/1 RS-232/9pin

RS-232 port : 1
COM :TXD, RXD, RTS, CTS, DSR, DTR, DCD, RI, GND ( without case, for I-7188XA / I-7188XC )
COM : TXD, RXD, GND ( with case, for I-7188XC )
16550 compatible
Internal FIFO : 16 bytes
Transmission speed: 115.2K BPS max.
Modem control
Isolated : none