Rainbow Electronics AT91CAP9S250A - Manual (Page 1002)

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6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
29.4 USB Clock Controller ......................................................................... 355
29.5 Peripheral Clock Controller ................................................................ 356
29.6 Programmable Clock Output Controller .............................................. 356
29.7 Programming Sequence ..................................................................... 356
29.8 Clock Switching Details ...................................................................... 360
29.9 Power Management Controller (PMC) User Interface ....................... 365
30 Advanced Interrupt Controller (AIC) ...................................... 383
30.1 Description ......................................................................................... 383
30.2 Block Diagram .................................................................................... 384
30.3 Application Block Diagram ................................................................. 384
30.4 AIC Detailed Block Diagram ............................................................... 384
30.5 I/O Line Description ............................................................................ 385
30.6 Product Dependencies ....................................................................... 385
30.7 Functional Description ........................................................................ 386
30.8 Advanced Interrupt Controller (AIC) User Interface ............................ 396
31 Debug Unit (DBGU) .................................................................. 407
31.1 Description ......................................................................................... 407
31.2 Block Diagram .................................................................................... 408
31.3 Product Dependencies ....................................................................... 409
31.4 UART Operations ............................................................................... 409
31.5 Debug Unit User Interface ................................................................. 416
32 Parallel Input/Output Controller (PIO) .................................... 431
32.1 Description ......................................................................................... 431
32.2 Block Diagram .................................................................................... 432
32.3 Product Dependencies ....................................................................... 433
32.4 Functional Description ........................................................................ 434
32.5 I/O Lines Programming Example ....................................................... 438
32.6 User Interface ..................................................................................... 439
33 Serial Peripheral Interface (SPI) ............................................. 457
33.1 Description ......................................................................................... 457
33.2 Block Diagram .................................................................................... 458
33.3 Application Block Diagram ................................................................. 458
33.4 Signal Description ............................................................................. 459
33.5 Product Dependencies ....................................................................... 459
33.6 Functional Description ........................................................................ 459