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C8051F38x USB MCU Slide 31
UART1 is an asynchronous, full duplex serial port offering a variety of data formatting options. A dedicated baud rate generator with a 16-bit timer and selectable prescaler is included, which can generate a wide range of baud rates. A received data FIFO allows UART1 to receive up to three data Bytes before data is lost and an overflow occurs. The UART supports multiprocessor communication between a master processor and one or more slave processors by special use of the extra data bit. Extra bits can be used to generate the mark and space parity (1 or 0 respectively).
PTM Published on: 2011-06-01