H83068F datasheet(13/935 Pages) RENESAS

13 / 935 page

Rev. 3.00 Sep 14, 2005 page xiii of xxii

8.11

Port A................................................................................................................................ 300

8.11.1 Overview.............................................................................................................. 300

8.11.2 Register Descriptions........................................................................................... 302

8.12

Port B ................................................................................................................................ 312

8.12.1 Overview.............................................................................................................. 312

8.12.2 Register Descriptions........................................................................................... 314

Section 9 16-Bit Timer....................................................................................................... 321

9.1

Overview........................................................................................................................... 321

9.1.1

Features................................................................................................................ 321

9.1.2

Block Diagrams ................................................................................................... 323

9.1.3

Pin Configuration................................................................................................. 326

9.1.4

9.2

Register Descriptions ........................................................................................................ 328

9.2.1

Timer Start Register (TSTR) ............................................................................... 328

9.2.2

Timer Synchro Register (TSNC) ......................................................................... 329

9.2.3

Timer Mode Register (TMDR)............................................................................ 331

9.2.4

Timer Interrupt Status Register A (TISRA)......................................................... 333

9.2.5

Timer Interrupt Status Register B (TISRB) ......................................................... 336

9.2.6

Timer Interrupt Status Register C (TISRC) ......................................................... 339

9.2.7

Timer Counters (16TCNT) .................................................................................. 341

9.2.8

General Registers (GRA, GRB)........................................................................... 342

9.2.9

Timer Control Registers (16TCR) ....................................................................... 343

9.2.10 Timer I/O Control Register (TIOR) ..................................................................... 346

9.2.11 Timer Output Level Setting Register C (TOLR) ................................................. 348

9.3

CPU Interface ................................................................................................................... 350

9.3.1

16-Bit Accessible Registers ................................................................................. 350

9.3.2

8-Bit Accessible Registers ................................................................................... 352

9.4

Operation .......................................................................................................................... 353

9.4.1

Overview.............................................................................................................. 353

9.4.2

Basic Functions.................................................................................................... 354

9.4.3

Synchronization ................................................................................................... 361

9.4.4

PWM Mode ......................................................................................................... 363

9.4.5

Phase Counting Mode.......................................................................................... 367

9.4.6

16-Bit Timer Output Timing................................................................................ 369

9.5

Interrupts........................................................................................................................... 370

9.5.1

Setting of Status Flags ......................................................................................... 370

9.5.2

Timing of Clearing of Status Flags ...................................................................... 372

9.5.3

Interrupt Sources.................................................................................................. 373

9.6

Usage Notes ...................................................................................................................... 374

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