PCL-743S-BE

2-port RS-422/485 ISA COMM Card w/Surge • Two independent RS-422/485 serial ports • Provides 2500 VDC surge protection • 16C550 UARTs with on-chip 16-byte FIFO • Transmission speeds up to 921.6 kbps • I/O address and interrupt selectable • Wide IRQ selection: 3, 4, 5, 6, 7, 9, 10, 11, 12 or 15 • Supports 2 wire or 4 wire operation • Supports Tx, Rx, RTS, and CTS signals • Automatic RS-485 data flow control or RTS control • Termination resistors jumper enable/disable • Supports Windows® 98/2000/XP, Linux® • Powerful and easy-to-use utility (ICOM Tools)