SH7616 datasheet(25/935 Pages) RENESAS

25 / 935 page

Rev. 2.00 Mar 09, 2006 page xxv of xxvi

20.2.1 Register Configuration......................................................................................... 796

20.2.2 Port A Data Register (PADR) .............................................................................. 796

20.3 Port B ................................................................................................................................ 797

20.3.1 Register Configuration......................................................................................... 797

20.3.2 Port B Data Register (PBDR) .............................................................................. 798

Section 21 Power-Down Modes...................................................................................... 799

21.1 Overview........................................................................................................................... 799

21.1.1 Power-Down Modes ............................................................................................ 799

21.1.2 Register ................................................................................................................ 800

21.2 Register Descriptions ........................................................................................................ 801

21.2.1 Standby Control Register 1 (SBYCR1) ............................................................... 801

21.2.2 Standby Control Register 2 (SBYCR2) ............................................................... 803

21.3 Sleep Mode ....................................................................................................................... 805

21.3.1 Transition to Sleep Mode..................................................................................... 805

21.3.2 Canceling Sleep Mode ......................................................................................... 805

21.4 Standby Mode ................................................................................................................... 805

21.4.1 Transition to Standby Mode................................................................................. 805

21.4.2 Canceling Standby Mode ..................................................................................... 807

21.4.3 Standby Mode Cancellation by NMI Interrupt..................................................... 807

21.4.4 Clock Pause Function........................................................................................... 808

21.4.5 Notes on Standby Mode....................................................................................... 811

21.5 Module Standby Function ................................................................................................. 812

21.5.1 Transition to Module Standby Function............................................................... 812

21.5.2 Clearing the Module Standby Function ............................................................... 812

Section 22 Electrical Characteristics.............................................................................. 813

22.1 Absolute Maximum Ratings.............................................................................................. 813

22.2 DC Characteristics ............................................................................................................ 814

22.3 AC Characteristics ............................................................................................................ 816

22.3.1 Clock Timing ....................................................................................................... 817

22.3.2 Control Signal Timing ......................................................................................... 821

22.3.3 Bus Timing........................................................................................................... 823

22.3.4 Direct Memory Access Controller Timing........................................................... 861

22.3.5 Free-Running Timer Timing................................................................................ 862

22.3.6 Serial Communication Interface Timing.............................................................. 864

22.3.7 Watchdog Timer Timing...................................................................................... 868

22.3.8 Serial I/O with FIFO / Serial I/O Timing............................................................. 869

22.3.9 User Debug Interface Timing............................................................................... 872

22.3.10 I/O Port Timing.................................................................................................... 873

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