R5F21163SP datasheet(9/279 Pages) RENESAS

9 / 279 page

A - 5

16.5

Internal Equivalent Circuit of Analog Input ..............................................180

16.6

Inflow Current Bypass Circuit ..................................................................181

17. Programmable I/O Ports

182

17.1

Functions of Programmable I/O Ports .....................................................182

17.2

Effect on Peripheral Functions ................................................................182

17.3

Pins Other than Programmable I/O Ports................................................182

17.4

Port setting ..............................................................................................189

17.5

Unassigned Pin Handling ........................................................................193

18. Flash Memory Version

194

18.1

Overview .................................................................................................194

18.2

Memory Map ...........................................................................................196

18.3

Functions To Prevent Flash Memory from Rewriting ..............................198

18.3.1

ID Code Check Function ..................................................................198

18.3.2

ROM Code Protect Function ............................................................199

18.4

CPU Rewrite Mode..................................................................................200

18.4.1

EW0 Mode........................................................................................201

18.4.2

EW1 Mode........................................................................................201

18.4.3

Software Commands ........................................................................208

18.4.4

Status Register .................................................................................212

18.4.5

Full Status Check .............................................................................213

18.5

Standard Serial I/O Mode........................................................................215

18.5.1

ID Code Check Function ..................................................................215

18.6

Parallel I/O Mode.....................................................................................219

18.6.1

ROM Code Protect Function ............................................................219

19. Electrical Characteristics

220

20. Precautions

236

20.1

Stop Mode and Wait Mode......................................................................236

20.1.1

Stop Mode ........................................................................................236

20.1.2

Wait Mode ........................................................................................236

20.2

Interrupts .................................................................................................237

20.2.1

Reading Address 00000h .................................................................237

20.2.2

SP Setting.........................................................................................237

20.2.3

External Interrupt and Key Input Interrupt ........................................237

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