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16550 UART

The 16550 UART (universal asynchronous receiver-transmitter) is a version of the 16450 UART[?] with a 16-byte FIFO buffer. Now revised to the 16550A. It is a microprocessor designed for implementing the electrical interface for serial communication[?]; it can be used to implement RS-232, and is commonly found in personal computers.

Based on material from FOLDOC, used with permission.

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