20.3.1 Shift Clock Mode............................................................................................................................ 469
20.3.4 Interrupt Function........................................................................................................................... 474
CHAPTER 21 UART ..........................................................................................................475
21.1 Overview of UART .............................................................................................................................. 476
21.2 UART Block Diagram.......................................................................................................................... 478
21.3 UART Pins .......................................................................................................................................... 481
21.4 Register of UART................................................................................................................................ 482
21.5 UART Interrupt.................................................................................................................................... 494
21.6 UART Baud Rate ................................................................................................................................ 500
2
OS............................................................................. 445
2
2
2
OS in the Stop Mode)............................................................................. 455
x