Asynchronous Operation with Clock Reconstruction, or Synchronous Operation
Internal or External Clock Source for Asynchronous and Synchronous Operation
Baud-Rate Generator
Supports Serial Frames with 5, 6, 7, 8 or 9 Data Bits and 1 or 2 Stop Bits
Odd or Even Parity Generation and Parity Checking
Selectable LSb or MSb First Data Transfer
Buffer Overflow and Frame Error Detection
Noise Filtering, Including False Start-Bit Detection and Digital Low-Pass Filtering
Collision Detection
Operates in all Sleep Modes
Operation at Speeds up to Half the System Clock for Internally Generated Clocks
Operation at Speeds up to the System Clock for Externally Generated Clocks
RTS (Request To Send) and CTS (Clear To Send) Flow Control
IrDA Modulation and Demodulation up to 115.2 kbps
LIN Host Support
LIN Client Support
Auto-baud and break character detection
RS485 Support
Start-of-Frame Detection
Can be used with DMA
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