Datasheet

Rev. 6.00 Mar. 18, 2010 Page xxxvii of lx
REJ09B0054-0600
24.2 Medium-Speed Mode........................................................................................................790
24.3 Sleep Mode .......................................................................................................................791
24.3.1 Transition to Sleep Mode.....................................................................................791
24.3.2 Exiting Sleep Mode..............................................................................................792
24.4 Software Standby Mode....................................................................................................792
24.4.1 Transition to Software Standby Mode .................................................................792
24.4.2 Clearing Software Standby Mode........................................................................792
24.4.3 Oscillation Settling Time after Clearing Software Standby Mode.......................793
24.4.4 Software Standby Mode Application Example....................................................794
24.5 Hardware Standby Mode...................................................................................................795
24.5.1 Transition to Hardware Standby Mode................................................................795
24.5.2 Clearing Hardware Standby Mode.......................................................................795
24.5.3 Hardware Standby Mode Timing.........................................................................795
24.6 Module Stop Mode............................................................................................................796
24.7 Watch Mode......................................................................................................................797
24.7.1 Transition to Watch Mode ...................................................................................797
24.7.2 Exiting Watch Mode............................................................................................797
24.8 Subsleep Mode..................................................................................................................798
24.8.1 Transition to Subsleep Mode ...............................................................................798
24.8.2 Exiting Subsleep Mode........................................................................................798
24.9 Subactive Mode.................................................................................................................799
24.9.1 Transition to Subactive Mode..............................................................................799
24.9.2 Exiting Subactive Mode.......................................................................................799
24.10 Direct Transitions..............................................................................................................800
24.10.1 Direct Transitions from High-Speed Mode to Subactive Mode...........................800
24.10.2 Direct Transitions from Subactive Mode to High-Speed Mode...........................800
24.11 φ Clock Output Enable......................................................................................................800
24.12 Usage Notes ......................................................................................................................801
24.12.1 I/O Port Status......................................................................................................801
24.12.2 Current Dissipation during Oscillation Settling Wait Period...............................801
24.12.3 DTC and DMAC Module Stop............................................................................801
24.12.4 On-Chip Peripheral Module Interrupt..................................................................801
24.12.5 Writing to MSTPCR ............................................................................................802
24.12.6 Entering Subactive/Watch Mode and DMAC and DTC Module Stop ................802
Section 25 Power Supply Circuit...................................................................... 803
25.1 Overview...........................................................................................................................803
25.2 Power Supply Connection for H8S/2258 Group, H8S/2238B, and H8S/2236B
(On-Chip Internal Power Supply Step-Down Circuit)......................................................803