Description
FEATURES:
- 2 High Speed 16550 UART serial ports (both 9-pin).
- Each serial port independently configurable as COM 1 through COM 6.
- Each serial port selectable for any IRQ 2/3/4/5/7/10/11/12/15.
- Fully compliant with RS422 specification – balanced pair transmission.
- Ideal for use in industrial applications over long distances of up to 4000 feet.
- DB09 pin assignments_1=+RTS/2=-RTS/3=GND/4=+TXD/5=-TXD/6=+CTS/7=-CTS/8=+RXD/9=-RXD.