H8SXSLASH1650C datasheet(21/692 Pages) RENESAS

21 / 692 page

Rev.2.00 Jun. 28, 2007 Page xxi of xxii

15.5

Usage Notes ...................................................................................................................... 550

15.5.1

Module Stop State Setting ................................................................................ 550

15.5.2

D/A Output Hold Function in Software Standby Mode.................................... 550

Section 16 RAM ................................................................................................551

Section 17 Clock Pulse Generator .....................................................................553

17.1

Register Description ......................................................................................................... 554

17.1.1

System Clock Control Register (SCKCR) ........................................................ 554

17.2

Oscillator........................................................................................................................... 557

17.2.1

Connecting Crystal Resonator .......................................................................... 557

17.2.2

External Clock Input ......................................................................................... 558

17.3

PLL Circuit ....................................................................................................................... 558

17.4

Frequency Divider ............................................................................................................ 558

17.5

Usage Notes ...................................................................................................................... 559

17.5.1

Notes on Clock Pulse Generator ....................................................................... 559

17.5.2

Notes on Resonator ........................................................................................... 560

17.5.3

Notes on Board Design ..................................................................................... 560

Section 18 Power-Down States..........................................................................563

18.1

Features............................................................................................................................. 563

18.2

Register Descriptions ........................................................................................................ 565

18.2.1

Standby Control Register (SBYCR) ................................................................. 566

18.2.2

Module Stop Control Registers A and B (MSTPCRA and MSTPCRB) .......... 569

18.2.3

Module Stop Control Register C (MSTPCRC)................................................. 572

18.3

Multi-Clock Function ....................................................................................................... 573

18.4

Module Stop Function ...................................................................................................... 573

18.5

Sleep Mode ....................................................................................................................... 574

18.5.1

Transition to Sleep Mode.................................................................................. 574

18.5.2

Clearing Sleep Mode......................................................................................... 574

18.6

All-Module-Clock-Stop Mode.......................................................................................... 575

18.7

Software Standby Mode.................................................................................................... 575

18.7.1

Transition to Software Standby Mode .............................................................. 575

18.7.2

Clearing Software Standby Mode ..................................................................... 576

18.7.3

Setting Oscillation Settling Time after Clearing Software Standby Mode ....... 576

18.7.4

Software Standby Mode Application Example................................................. 579

18.8

Hardware Standby Mode .................................................................................................. 580

18.8.1

Transition to Hardware Standby Mode ............................................................. 580

18.8.2

Clearing Hardware Standby Mode.................................................................... 580

18.8.3

Hardware Standby Mode Timing...................................................................... 580

H8SX/1650C Datasheet(PDF) 21 Page - Renesas Technology Corp

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