user manual

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CHAPTER 2: Introduction
2.3 Features
Listed below are the special features your Serial Interface offers.
• Each port is independently addressable.
• Eight interrupt options, including AT interrupts, for simple integration
into existing systems.
• IRQs can be shared or individually set for each port.
• Supports Interrupt Sharing—only one interrupt line required for multiple
ports.
• Supports any character set defined by binary notation.
• 16550 UARTs (IC110C) or 16950 UARTs (IC174C) help ensure against
data loss.
• Faster baud rates—up to 115.2 Kbps (IC110C) or 460.8 kbps and higher
(IC174C).
• Dual DB9 male AT
®
style connectors.
• Individually selectable address and interrupt (2–5 and 10, 11, 12, or 15 on
the AT connector) for each port.