H8SSLASH2225 datasheet(55/1071 Pages) RENESAS

55 / 1071 page

Rev. 5.00 Aug 08, 2006 page lv of lxxxvi

11.4.1 Basic Functions.................................................................................................... 398

11.4.2 Synchronous Operation........................................................................................ 403

11.4.3 Buffer Operation .................................................................................................. 405

11.4.4 Cascaded Operation ............................................................................................. 409

11.4.5 PWM Modes ........................................................................................................ 411

11.4.6 Phase Counting Mode .......................................................................................... 416

11.5 Interrupt Sources ............................................................................................................... 423

11.6 DTC Activation................................................................................................................. 425

11.7 DMAC Activation (H8S/2239 Group Only) ..................................................................... 425

11.8 A/D Converter Activation ................................................................................................. 426

11.9 Operation Timing.............................................................................................................. 426

11.9.1 Input/Output Timing ............................................................................................ 426

11.9.2 Interrupt Signal Timing........................................................................................ 430

11.10 Usage Notes ...................................................................................................................... 433

11.10.1 Module Stop Mode Setting .................................................................................. 433

11.10.2 Input Clock Restrictions....................................................................................... 433

11.10.3 Caution on Cycle Setting ..................................................................................... 434

11.10.4 Contention between TCNT Write and Clear Operations ..................................... 434

11.10.5 Contention between TCNT Write and Increment Operations.............................. 435

11.10.6 Contention between TGR Write and Compare Match ......................................... 436

11.10.7 Contention between Buffer Register Write and Compare Match......................... 436

11.10.8 Contention between TGR Read and Input Capture.............................................. 437

11.10.9 Contention between TGR Write and Input Capture............................................. 438

11.10.10 Contention between Buffer Register Write and Input Capture ........................ 438

11.10.11 Contention between Overflow/Underflow and Counter Clearing.................... 439

11.10.12 Contention between TCNT Write and Overflow/Underflow........................... 440

11.10.13 Multiplexing of I/O Pins .................................................................................. 440

11.10.14 Interrupts and Module Stop Mode ................................................................... 440

Section 12 8-Bit Timers..................................................................................................... 441

12.1 Features ............................................................................................................................. 441

12.2 Input/Output Pins .............................................................................................................. 443

12.3 Register Descriptions ........................................................................................................ 443

12.3.1 Timer Counter (TCNT)........................................................................................ 444

12.3.2 Time Constant Register A (TCORA)................................................................... 444

12.3.3 Time Constant Register B (TCORB) ................................................................... 445

12.3.4 Timer Control Register (TCR) ............................................................................. 445

12.3.5 Timer Control/Status Register (TCSR) ................................................................ 447

12.4 Operation........................................................................................................................... 452

12.4.1 Pulse Output......................................................................................................... 452

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