HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 17

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 11 Clock Pulse Generator (CPG)............................................................453
11.1 Features.............................................................................................................................. 453
11.2 Input/Output Pins ............................................................................................................... 457
11.3 Clock Operating Modes ..................................................................................................... 458
11.4 Register Descriptions ......................................................................................................... 461
11.5 Changing Frequency .......................................................................................................... 465
11.6 Usage Notes ....................................................................................................................... 466
11.7 Notes on Board Design ...................................................................................................... 466
Section 12 Watchdog Timer (WDT)....................................................................469
12.1 Features.............................................................................................................................. 469
12.2 Register Descriptions for WDT ......................................................................................... 471
12.3 WDT Operation ................................................................................................................. 474
Section 13 Power-Down Modes ..........................................................................477
13.1 Features.............................................................................................................................. 477
13.2 Input/Output Pins ............................................................................................................... 479
13.3 Register Descriptions ......................................................................................................... 480
13.4 Sleep Mode ........................................................................................................................ 488
11.4.1 Frequency Control Register (FRQCR) ................................................................. 461
11.4.2 USBH/USBF Clock Control Register (UCLKCR) ............................................... 464
11.5.1 Changing Multiplication Rate............................................................................... 465
11.5.2 Changing Division Ratio....................................................................................... 465
12.2.1 Watchdog Timer Counter (WTCNT).................................................................... 471
12.2.2 Watchdog Timer Control/Status Register (WTCSR)............................................ 471
12.2.3 Notes on Register Access...................................................................................... 473
12.3.1 Canceling Software Standbys ............................................................................... 474
12.3.2 Changing Frequency ............................................................................................. 475
12.3.3 Using Watchdog Timer Mode .............................................................................. 475
12.3.4 Using Interval Timer Mode .................................................................................. 476
13.1.1 Power-Down Modes ............................................................................................. 477
13.1.2 Reset ..................................................................................................................... 478
13.3.1 Standby Control Register (STBCR)...................................................................... 480
13.3.2 Standby Control Register 2 (STBCR2)................................................................. 481
13.3.3 Standby Control Register 3 (STBCR3)................................................................. 483
13.3.4 Standby Control Register 4 (STBCR4)................................................................. 484
13.3.5 Standby Control Register 5 (STBCR5)................................................................. 486
13.4.1 Transition to Sleep Mode...................................................................................... 488
13.4.2 Canceling Sleep Mode .......................................................................................... 488
Rev. 3.00 Jan. 18, 2008 Page xvii of lxii