xvi
Section 24 Power-Down State
.......................................................................................... 711
24.1
Overview............................................................................................................................ 711
24.1.1 Register Configuration ......................................................................................... 715
24.2
Register Descriptions......................................................................................................... 715
24.2.1 Standby Control Register (SBYCR) .................................................................... 715
24.2.2 Low-Power Control Register (LPWRCR)............................................................ 717
24.2.3 Timer Control/Status Register (TCSR)................................................................ 719
24.2.4 Module Stop Control Register (MSTPCR).......................................................... 720
24.3
Medium-Speed Mode........................................................................................................ 721
24.4
Sleep Mode........................................................................................................................ 722
24.4.1 Sleep Mode........................................................................................................... 722
24.4.2 Clearing Sleep Mode............................................................................................ 722
24.5
Module Stop Mode............................................................................................................ 723
24.5.1 Module Stop Mode............................................................................................... 723
24.5.2 Usage Note ........................................................................................................... 724
24.6
Software Standby Mode.................................................................................................... 725
24.6.1 Software Standby Mode....................................................................................... 725
24.6.2 Clearing Software Standby Mode........................................................................ 725
24.6.3 Setting Oscillation Settling Time after Clearing Software Standby Mode.......... 726
24.6.4 Software Standby Mode Application Example.................................................... 726
24.6.5 Usage Note ........................................................................................................... 727
24.7
Hardware Standby Mode................................................................................................... 728
24.7.1 Hardware Standby Mode...................................................................................... 728
24.7.2 Hardware Standby Mode Timing......................................................................... 729
24.8
Watch Mode ...................................................................................................................... 730
24.8.1 Watch Mode ......................................................................................................... 730
24.8.2 Clearing Watch Mode .......................................................................................... 730
24.9
Subsleep Mode .................................................................................................................. 731
24.9.1 Subsleep Mode ..................................................................................................... 731
24.9.2 Clearing Subsleep Mode ...................................................................................... 731
24.10 Subactive Mode................................................................................................................. 732
24.10.1 Subactive Mode.................................................................................................... 732
24.10.2 Clearing Subactive Mode..................................................................................... 732
24.11 Direct Transition................................................................................................................ 733
24.11.1 Overview of Direct Transition.............................................................................. 733
Section 25 Electrical Characteristics
.............................................................................. 735
25.1
Absolute Maximum Ratings.............................................................................................. 735
25.2
DC Characteristics............................................................................................................. 736
25.3
AC Characteristics............................................................................................................. 742
25.3.1 Clock Timing........................................................................................................ 743
25.3.2 Control Signal Timing.......................................................................................... 745
25.3.3 Bus Timing........................................................................................................... 747