SH7125 Datasheet, PDF (19/782 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer

Section 18 RAM ................................................................................................657
18.1 Usage Notes ....................................................................................................................... 658
18.1.1 Module Standby Mode Setting ............................................................................. 658
18.1.2 Address Error........................................................................................................ 658
18.1.3 Initial Values in RAM........................................................................................... 658
Section 19 Power-Down Modes ........................................................................659
19.1 Features.............................................................................................................................. 659
19.1.1 Types of Power-Down Modes .............................................................................. 659
19.2 Input/Output Pins............................................................................................................... 661
19.3 Register Descriptions ......................................................................................................... 661
19.3.1 Standby Control Register 1 (STBCR1)................................................................. 662
19.3.2 Standby Control Register 2 (STBCR2)................................................................. 663
19.3.3 Standby Control Register 3 (STBCR3)................................................................. 664
19.3.4 Standby Control Register 4 (STBCR4)................................................................. 665
19.3.5 Standby Control Register 5 (STBCR5)................................................................. 666
19.3.6 Standby Control Register 6 (STBCR6)................................................................. 667
19.3.7 RAM Control Register (RAMCR)........................................................................ 668
19.4 Sleep Mode ........................................................................................................................ 669
19.4.1 Transition to Sleep Mode...................................................................................... 669
19.4.2 Canceling Sleep Mode .......................................................................................... 669
19.5 Software Standby Mode..................................................................................................... 670
19.5.1 Transition to Software Standby Mode .................................................................. 670
19.5.2 Canceling Software Standby Mode....................................................................... 671
19.6 Module Standby Mode....................................................................................................... 672
19.6.1 Transition to Module Standby Mode .................................................................... 672
19.6.2 Canceling Module Standby Function.................................................................... 672
19.7 Usage Note......................................................................................................................... 672
19.7.1 Current Consumption while Waiting for Oscillation to be Stabilized .................. 672
19.7.2 Executing the SLEEP Instruction ......................................................................... 672
Section 20 List of Registers ...............................................................................673
20.1 Register Address Table (In the Order from Lower Addresses).......................................... 674
20.2 Register Bit List ................................................................................................................. 682
20.3 Register States in Each Operating Mode ........................................................................... 696
Section 21 Electrical Characteristics .................................................................705
21.1 Absolute Maximum Ratings .............................................................................................. 705
21.2 DC Characteristics ............................................................................................................. 706
21.3 AC Characteristics ............................................................................................................. 709
Rev. 3.00 Sep. 27, 2007 Page xix of xx