X509 CR

I/O Exp. Board/2 RS-232/4DI/4DO/3pin

  • RS-232 port : 2
  • COM3 : TXD, RXD, GND
  • COM4 : TXD, RXD, GND
  • 16550 compatible
  • Internal FIFO : 16 bytes
  • Transmission speed: 115.2K BPS max.
  • Isolated : none