TL16C554, TL16C554I ASYNCHRONOUS COMMUNICATIONS ELEMENT ą SLLS165G − JANUARY 1994 − REVISED MARCH 2006 D Integrated Asynchronous Communications Element D Consists of Four Improved TL16C550 ACEs Plus Steering Logic D In FIFO Mode, Each ACE Transmitter and Receiver Is Buffered With 16-Byte FIFO to Reduce the Number of Interrupts to CPU D In TL16C450 Mode,...