PL011 UART is an Advanced Microcontroller Bus Architecture (AMBA) slave module that connects to the Advanced Peripheral Bus (APB) used for serial communications. It supports Direct Memory Access (DMA) operations, 32×8 transmit and 32×12 receive First-In, First-Out (FIFO) memory buffers and an Infrared Data Association (IrDA) Serial InfraRed (SIR) protocol ENcoder/DECoder block.



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Block diagram of PL011 UART
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