HD6432138SW datasheet(24/1061 Pages) RENESAS

24 / 1061 page

Rev. 4.00 Jun 06, 2006 page xxiv of liv

11.3.7 Setting of FRC Overflow Flag (OVF) ................................................................. 294

11.3.8 Automatic Addition of OCRA and OCRAR/OCRAF ......................................... 294

11.3.9 ICRD and OCRDM Mask Signal Generation ...................................................... 295

11.4

Interrupts ........................................................................................................................... 296

11.5

Sample Application........................................................................................................... 297

11.6

Usage Notes ...................................................................................................................... 298

Section 12 8-Bit Timers..................................................................................................... 305

12.1

Overview........................................................................................................................... 305

12.1.1 Features................................................................................................................ 305

12.1.2 Block Diagram ..................................................................................................... 306

12.1.3 Pin Configuration................................................................................................. 307

12.1.4 Register Configuration......................................................................................... 308

12.2

Register Descriptions ........................................................................................................ 309

12.2.1 Timer Counter (TCNT)........................................................................................ 309

12.2.2 Time Constant Register A (TCORA)................................................................... 310

12.2.3 Time Constant Register B (TCORB) ................................................................... 311

12.2.4 Timer Control Register (TCR) ............................................................................. 312

12.2.5 Timer Control/Status Register (TCSR) ................................................................ 315

12.2.6 Serial Timer Control Register (STCR) ................................................................ 319

12.2.7 System Control Register (SYSCR) ...................................................................... 320

12.2.8 Timer Connection Register S (TCONRS)............................................................ 320

12.2.9 Input Capture Register (TICR) [TMRX Additional Function] ............................ 321

12.2.10 Time Constant Register C (TCORC) [TMRX Additional Function]................... 322

12.2.11 Input Capture Registers R and F (TICRR, TICRF)

[TMRX Additional Functions]............................................................................. 322

12.2.12 Timer Input Select Register (TISR) [TMRY Additional Function]..................... 323

12.2.13 Module Stop Control Register (MSTPCR) .......................................................... 324

12.3

Operation .......................................................................................................................... 325

12.3.1 TCNT Incrementation Timing ............................................................................. 325

12.3.2 Compare-Match Timing....................................................................................... 326

12.3.3 TCNT External Reset Timing .............................................................................. 328

12.3.4 Timing of Overflow Flag (OVF) Setting ............................................................. 328

12.3.5 Operation with Cascaded Connection.................................................................. 329

12.3.6 Input Capture Operation ...................................................................................... 330

12.4

Interrupt Sources ............................................................................................................... 333

12.5

8-Bit Timer Application Example..................................................................................... 334

12.6

Usage Notes ...................................................................................................................... 335

12.6.1 Contention between TCNT Write and Clear........................................................ 335

12.6.2 Contention between TCNT Write and Increment ................................................ 336

12.6.3 Contention between TCOR Write and Compare-Match ...................................... 337

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