R5F3640MNFB datasheet(20/398 Pages) RENESAS

20 / 398 page

1- 7

22.4.1

ID Code Check Function .......................................................................... 294

22.4.2

Example of Circuit Application in the Standard Serial I/O Mode............... 298

22.5

Parallel I/O Mode............................................................................................. 300

22.5.1

ROM Code Protect Function .................................................................... 300

23. Electrical Characteristics ...................................................................... 301

23.1

Electrical Characteristics ................................................................................. 301

24. Precautions .......................................................................................... 341

24.1

SFR ................................................................................................................. 341

24.1.1

24.2

Reset ............................................................................................................... 342

24.2.1

VCC1 ........................................................................................................ 342

24.2.2

CNVSS ..................................................................................................... 342

24.3

Bus .................................................................................................................. 343

24.4

PLL Frequency Synthesizer ............................................................................ 344

24.5

Power Control.................................................................................................. 345

24.6

Protect ............................................................................................................. 347

24.7

Interrupt ........................................................................................................... 348

24.7.1

Reading address 00000h ......................................................................... 348

24.7.2

SP Setting................................................................................................. 348

24.7.3

NMI Interrupt............................................................................................. 348

24.7.4

Changing an Interrupt Generate Factor.................................................... 349

24.7.5

INT Interrupt ............................................................................................. 349

24.7.6

Rewriting the Interrupt Control Register ................................................... 350

24.7.7

Watchdog Timer Interrupt ......................................................................... 351

24.8

DMAC.............................................................................................................. 352

24.8.1

Write to the DMAE Bit in the DMiCON Register (i = 0 to 3)...................... 352

24.9

Timers ............................................................................................................. 353

24.9.1

Timer A ..................................................................................................... 353

24.9.2

Timer B ..................................................................................................... 357

24.10 Serial Interface ................................................................................................ 360

24.10.1 Clock Synchronous Serial I/O................................................................... 360

24.10.2 UART (Clock Asynchronous Serial I/O) Mode.......................................... 362

24.10.3 Special Mode 1 (I2C Mode) ...................................................................... 362

24.10.4 Special Mode 4 (SIM Mode) ..................................................................... 362

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