2.10.1 Overview ............................................................................................................................ 424
2.10.2 Operation of CRC Calculation Circuit ................................................................................ 425
2.11 Watchdog Timer ....................................................................................................................... 426
2.11.1 Overview ............................................................................................................................ 426
2.11.2 Operation of Watchdog Timer ............................................................................................ 428
2.12 Address Match Interrupt ........................................................................................................... 430
2.12.1 Overview ............................................................................................................................ 430
2.12.2 Operation of Address Match Interrupt ................................................................................ 432
2.13 Key-Input Interrupt .................................................................................................................... 434
2.13.1 Overview ............................................................................................................................ 434
2.13.2 Operation of Key-Input Interrupt ........................................................................................ 436
2.14 Power Control ........................................................................................................................... 438
2.14.1 Overview ............................................................................................................................ 438
2.14.2 Stop Mode Set-Up ............................................................................................................. 443
2.14.3 Wait Mode Set-Up ............................................................................................................. 444
2.14.4 Precautions in Saving Power ............................................................................................. 445
2.15 Programmable I/O Ports ........................................................................................................... 446
2.15.1 Overview ............................................................................................................................ 446
Chapter 3 Examples of Peripheral functions Applications ________
3.1 Long-Period Timers .................................................................................................................... 456
3.2 Variable-Period Variable-Duty PWM Output ............................................................................... 460
3.3 Delayed One-Shot Output .......................................................................................................... 464
3.4 Buzzer Output ............................................................................................................................. 468
3.5 Solution for External Interrupt Pins Shortage ............................................................................. 470
3.6 Memory to Memory DMA Transfer .............................................................................................. 472
3.7 Controlling Power Using Stop Mode ........................................................................................... 476
3.8 Controling Power Using Wait Mode ............................................................................................ 480
Chapter 4 Interrupt_________________________________________
4.1 Overview of Interrupt .................................................................................................................. 486
4.1.1 Type of Interrupts ................................................................................................................. 486
4.1.2 Software Interrupts .............................................................................................................. 487
4.1.3 Hardware Interrupts ............................................................................................................. 488
4.1.4 Interrupts and Interrupt Vector Tables ................................................................................. 489
4.2 Interrupt Control .......................................................................................................................... 491
RENESAS [ RENESAS TECHNOLOGY CORP ]
