
Rev. 1.00, 05/04, page xx of xxxiv
19.2 Duty Correction Circuit .................................................................................................... 459
19.3 Medium-Speed Clock Divider .......................................................................................... 459
19.4 Bus Master Clock Select Circuit....................................................................................... 459
19.5 Subclock Input Circuit ...................................................................................................... 460
19.6 Waveform Forming Circuit............................................................................................... 460
19.7 Clock Select Circuit .......................................................................................................... 461
19.8 Usage Notes ...................................................................................................................... 461
19.8.1 Note on Resonator ............................................................................................... 461
19.8.2 Notes on Board Design........................................................................................ 461
Section 20 Power-Down Modes........................................................................463
20.1 Register Descriptions........................................................................................................ 463
20.1.1 Standby Control Register (SBYCR) .................................................................... 464
20.1.2 Low-Power Control Register (LPWRCR) ........................................................... 465
20.1.3 Module Stop Control Registers H and L (MSTPCRH, MSTPCRL) ................... 467
20.2 Mode Transitions and LSI States...................................................................................... 468
20.3 Medium-Speed Mode ....................................................................................................... 470
20.4 Sleep Mode ....................................................................................................................... 471
20.5 Software Standby Mode.................................................................................................... 471
20.6 Hardware Standby Mode .................................................................................................. 473
20.7 Watch Mode......................................................................................................................474
20.8 Subsleep Mode.................................................................................................................. 475
20.9 Subactive Mode ................................................................................................................ 476
20.10 Module Stop Mode ........................................................................................................... 477
20.11 Direct Transitions ............................................................................................................. 477
20.12 Usage Notes ...................................................................................................................... 478
20.12.1 I/O Port Status...................................................................................................... 478
20.12.2 Current Consumption when Waiting for Oscillation Stabilization ...................... 478
Section 21 List of Registers...............................................................................479
21.1 Register Addresses (Address Order)................................................................................. 480
21.2 Register Bits...................................................................................................................... 489
21.3 Register States in Each Operating Mode .......................................................................... 497
21.4 Register Select Conditions................................................................................................ 505
Section 22 Electrical Characteristics .................................................................513
22.1 Absolute Maximum Ratings ............................................................................................. 513
22.2 DC Characteristics ............................................................................................................ 514
22.3 AC Characteristics ............................................................................................................ 520
22.3.1 Clock Timing....................................................................................................... 521
22.3.2 Control Signal Timing ......................................................................................... 522
22.3.3 Timing of On-Chip Peripheral Modules .............................................................. 523
22.4 A/D Conversion Characteristics ....................................................................................... 526
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