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- Two independent RS-422/485 serial ports
- Provides 3000 VDC isolation
- 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 standard DOS COM1, COM2, COM3, and COM4
- Supports Windows® 98/2000/XP, Linux®
- Powerful and easy-to-use utility (ICOM Tools)
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