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STANDARD MICROSYSTEMS CORPORATION
COM 8251A
ILPC FAMILY
Universal SynchronousIAsynchronous ReceiverITransmitter
FEATURES
USART PIN CONFIGURATION
D Asynchronous or Synchronous Operation
-Asynchronous:
5-8 Bit Characters Clock Rate-1, 16 or 64 X Baud Rate Break Character Generation
1,1 112 or 2 Stop Bits False Start Bit Detection
Automatic Break Detect and Handling
-Synchronous:
5-8 Bit Characters
Internal or External Character Synchronization
Automatic Sync Insertion
Single or Double Sync Characters
Programmable Sync Character(s)
D Baud Rate-Synchronous- DC to 64K Baud
-Asynchronous-DC to 19.