R8C2A datasheet(12/609 Pages) RENESAS

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16.3.4

Clock Synchronous Serial Mode ...................................................................................................... 447

16.3.5

Examples of Register Setting ............................................................................................................ 450

16.3.6

Noise Canceller ................................................................................................................................. 454

16.3.7

Bit Synchronization Circuit .............................................................................................................. 455

16.3.8

Notes on I2C bus Interface ................................................................................................................ 456

17.

Hardware LIN .............................................................................................................................. 457

17.1

Features ................................................................................................................................................. 457

17.2

Input/Output Pins .................................................................................................................................. 458

17.3

Register Configuration .......................................................................................................................... 459

17.4

Functional Description .......................................................................................................................... 461

17.4.1

Master Mode ..................................................................................................................................... 461

17.4.2

Slave Mode ....................................................................................................................................... 464

17.4.3

Bus Collision Detection Function ..................................................................................................... 468

17.4.4

Hardware LIN End Processing ......................................................................................................... 469

17.5

Interrupt Requests .................................................................................................................................. 470

17.6

Notes on Hardware LIN ........................................................................................................................ 471

18.

A/D Converter ............................................................................................................................. 472

18.1

One-Shot Mode ..................................................................................................................................... 477

18.2

Repeat Mode 0 ....................................................................................................................................... 480

18.3

Sample and Hold ................................................................................................................................... 483

18.4

A/D Conversion Cycles ......................................................................................................................... 483

18.5

Internal Equivalent Circuit of Analog Input .......................................................................................... 484

18.6

Output Impedance of Sensor under A/D Conversion ............................................................................ 485

18.7

Notes on A/D Converter ........................................................................................................................ 486

19.

D/A Converter ............................................................................................................................. 487

20.

Flash Memory ............................................................................................................................. 489

20.1

Overview ............................................................................................................................................... 489

20.2

Memory Map ......................................................................................................................................... 490

20.3

Functions to Prevent Rewriting of Flash Memory ................................................................................ 492

20.3.1

ID Code Check Function .................................................................................................................. 492

20.3.2

ROM Code Protect Function ............................................................................................................ 493

20.4

CPU Rewrite Mode ............................................................................................................................... 494

20.4.1

EW0 Mode ........................................................................................................................................ 495

20.4.2

EW1 Mode ........................................................................................................................................ 495

20.4.3

Software Commands ......................................................................................................................... 504

20.4.4

Status Registers ................................................................................................................................. 509

20.4.5

Full Status Check .............................................................................................................................. 510

20.5

Standard Serial I/O Mode ...................................................................................................................... 512

20.5.1

ID Code Check Function .................................................................................................................. 512

20.6

Parallel I/O Mode .................................................................................................................................. 516

20.6.1

ROM Code Protect Function ............................................................................................................ 516

20.7

Notes on Flash Memory ........................................................................................................................ 517

20.7.1

CPU Rewrite Mode ........................................................................................................................... 517

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