R5F3640MNFB datasheet(19/398 Pages) RENESAS

19 / 398 page

1- 6

18.2

Conversion Rate.............................................................................................. 244

18.3

Extended Analog Input Pins ............................................................................ 244

18.4

Current Consumption Reducing Function ....................................................... 244

18.5

Output Impedance of Sensor under A/D Conversion ...................................... 245

19. D/A Converter....................................................................................... 246

19.1

Summary ......................................................................................................... 246

20. CRC Operation..................................................................................... 248

21. Programmable I/O Ports....................................................................... 250

21.1

Port Pi Direction Register (PDi Register, i = 0 to 10)....................................... 250

21.2

Port Pi Register (Pi Register, i = 0 to 10) ........................................................ 250

21.3

Pull-up Control Register 0 to Pull-up Control Register 2 (Registers

PUR0 to PUR2) ............................................................................................... 250

21.4

Port Control Register (PCR Register) ............................................................. 250

22. Flash Memory Version.......................................................................... 263

22.1

Memory Map ................................................................................................... 264

22.1.1

Boot Mode ................................................................................................ 265

22.1.2

User Boot Function................................................................................... 265

22.2

Functions to Prevent Flash Memory from Rewriting ....................................... 267

22.2.1

ROM Code Protect Function .................................................................... 267

22.2.2

ID Code Check Function .......................................................................... 267

22.2.3

Forced Erase Function ............................................................................. 268

22.2.4

Standard Serial I/O Mode Disable Function ............................................. 268

22.3

CPU Rewrite Mode.......................................................................................... 270

22.3.1

EW0 Mode................................................................................................ 271

22.3.2

EW1 Mode................................................................................................ 271

22.3.3

Flash Memory Control Register (Registers FMR0, FMR1, FMR2 and

FMR6)....................................................................................................... 271

22.3.4

Precautions on CPU Rewrite Mode.......................................................... 282

22.3.5

Software Commands ................................................................................ 284

22.3.6

Data Protect Function............................................................................... 290

22.3.7

Status Register ......................................................................................... 290

22.3.8

Full Status Check...................................................................................... 292

22.4

Standard Serial I/O Mode ................................................................................ 294

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