20.1 Overview........................................................................................................................... 677
20.1.1 Features................................................................................................................ 677
20.1.2 Block Diagram..................................................................................................... 678
20.2 Register Descriptions ........................................................................................................ 680
20.3 Operation .......................................................................................................................... 689
20.3.9 Usage Notes ......................................................................................................... 696
20.5 Examples of Use ............................................................................................................... 699
21.1 Overview........................................................................................................................... 703
21.1.1 Features................................................................................................................ 703
21.1.2 Block Diagram..................................................................................................... 703
21.1.3 Pin Configuration................................................................................................. 705
21.2 Register Descriptions ........................................................................................................ 707
..................................................................... 677
................................................... 703
Rev. 4.0, 04/00, page xix of 20