M16C29 Datasheet, PDF (16/499 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/Tiny SERIES

21. Electrical Characteristics _____________________________________ 366
21.1 Normal version ........................................................................................................... 366
21.2 T version ..................................................................................................................... 387
21.3 V Version .................................................................................................................... 408
22. Usage Notes ______________________________________________ 421
22.1 SFRs ........................................................................................................................... 421
22.1.1 For 80-Pin Package ............................................................................................. 421
22.1.2 For 64-Pin Package ............................................................................................. 421
22.1.3 Register Setting .................................................................................................... 421
22.2 Clock Generation Circuit ............................................................................................. 422
22.2.1 PLL Frequency Synthesizer ................................................................................. 422
22.2.2 Power Control ...................................................................................................... 423
22.3 Protection ................................................................................................................... 425
22.4 Interrupts .................................................................................................................... 426
22.4.1 Reading Address 0000016 .....................................................................................................426
22.4.2 Setting the SP ...................................................................................................... 426
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22.4.3 NMI Interrupt ....................................................................................................... 426
22.4.4 Changing the Interrupt Generate Factor .............................................................. 426
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22.4.5 INT Interrupt ......................................................................................................... 427
22.4.6 Rewrite the Interrupt Control Register .................................................................. 428
22.4.7 Watchdog Timer Interrupt ..................................................................................... 428
22.5 DMAC ......................................................................................................................... 429
22.5.1 Write to DMAE Bit in DMiCON Register ............................................................... 429
22.6 Timers ......................................................................................................................... 430
22.6.1 Timer A ................................................................................................................. 430
22.6.2 Timer B ................................................................................................................. 433
22.6.3 Three-phase Motor Control Timer Function ......................................................... 434
22.7 Timer S ....................................................................................................................... 435
22.7.1 Rewrite the G1IR Register .................................................................................. 435
22.7.2 Rewrite the ICOCiIC Register ............................................................................. 436
22.7.3 Waveform Generating Function .......................................................................... 436
22.7.4 IC/OC Base Timer Interrupt .................................................................................. 436
22.8 Serial I/O ..................................................................................................................... 437
22.8.1 Clock-Synchronous Serial I/O .............................................................................. 437
22.8.2 UART Mode.......................................................................................................... 438
22.8.3 SI/O3, SI/O4 ......................................................................................................... 438
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