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4.
Register ............................................................................................................................. 301
5.
Operation ........................................................................................................................... 303
6.
Setting................................................................................................................................ 306
7.
Q & A ................................................................................................................................. 307
8.
Caution .............................................................................................................................. 309
Chapter 24 Interrupt Control ............................................................................. 311
1.
Overview............................................................................................................................ 311
2.
Features............................................................................................................................. 311
3.
Configuration ..................................................................................................................... 312
Registers............................................................................................................................ 313
Operation ........................................................................................................................... 318
Setting................................................................................................................................ 319
Q & A ................................................................................................................................. 319
Caution .............................................................................................................................. 320
Chapter 25 External Interrupt ............................................................................ 321
Overview............................................................................................................................ 321
Features............................................................................................................................. 321
Configuration ..................................................................................................................... 322
Registers............................................................................................................................ 325
Operation ........................................................................................................................... 327
Setting................................................................................................................................ 328
Q & A ................................................................................................................................. 328
Caution .............................................................................................................................. 331
Chapter 26 DMA Controller................................................................................ 333
Overview of the DMA Controller (DMAC) .......................................................................... 333
DMA Controller (DMAC) Registers .................................................................................... 335
DMA Controller (DMAC) Operation ................................................................................... 354
Operation Flowcharts......................................................................................................... 373
Data Bus ............................................................................................................................ 376
DMA External Interface...................................................................................................... 379
Chapter 27 Delayed Interrupt ............................................................................ 383
Overview............................................................................................................................ 383
Features............................................................................................................................. 383
Configuration ..................................................................................................................... 383
Register ............................................................................................................................. 384
Operation ........................................................................................................................... 384
Setting................................................................................................................................ 385
Q & A ................................................................................................................................. 385
Caution .............................................................................................................................. 385
Chapter 28 Bit Search ........................................................................................ 387
Overview............................................................................................................................ 387
Features............................................................................................................................. 387
Configuration ..................................................................................................................... 388