HD64F2149YV datasheet(25/1075 Pages) RENESAS

25 / 1075 page

Rev. 3.00 Jan 18, 2006 page xxv of xxviii

Section 21 RAM .................................................................................................................. 683

21.1

Overview........................................................................................................................... 683

21.1.1 Block Diagram ..................................................................................................... 683

21.1.2 Register Configuration......................................................................................... 684

21.2

System Control Register (SYSCR) ................................................................................... 684

21.3

Operation .......................................................................................................................... 685

21.3.1 Expanded Mode (Modes 1 to 3 (EXPE = 1)) ....................................................... 685

21.3.2 Single-Chip Mode (Modes 2 and 3 (EXPE = 0)) ................................................. 685

Section 22 ROM .................................................................................................................. 687

22.1

Overview........................................................................................................................... 687

22.1.1 Block Diagram ..................................................................................................... 687

22.1.2 Register Configuration......................................................................................... 688

22.2

Register Descriptions ........................................................................................................ 688

22.2.1 Mode Control Register (MDCR) ......................................................................... 688

22.3

Operation .......................................................................................................................... 689

22.4

Overview of Flash Memory .............................................................................................. 690

22.4.1 Features................................................................................................................ 690

22.4.2 Block Diagram ..................................................................................................... 691

22.4.3 Flash Memory Operating Modes ......................................................................... 692

22.4.4 Pin Configuration................................................................................................. 696

22.4.5 Register Configuration......................................................................................... 697

22.5

Register Descriptions ........................................................................................................ 697

22.5.1 Flash Memory Control Register 1 (FLMCR1)..................................................... 697

22.5.2 Flash Memory Control Register 2 (FLMCR2)..................................................... 699

22.5.3 Erase Block Registers 1 and 2 (EBR1, EBR2)..................................................... 701

22.5.4 Serial/Timer Control Register (STCR) ................................................................ 702

22.6

On-Board Programming Modes........................................................................................ 703

22.6.1 Boot Mode ........................................................................................................... 704

22.6.2 User Program Mode............................................................................................. 709

22.7

Programming/Erasing Flash Memory ............................................................................... 710

22.7.1 Program Mode ..................................................................................................... 711

22.7.2 Program-Verify Mode.......................................................................................... 712

22.7.3 Erase Mode .......................................................................................................... 714

22.7.4 Erase-Verify Mode .............................................................................................. 714

22.8

Flash Memory Protection.................................................................................................. 716

22.8.1 Hardware Protection ............................................................................................ 716

22.8.2 Software Protection.............................................................................................. 717

22.8.3 Error Protection.................................................................................................... 717

22.9

Interrupt Handling when Programming/Erasing Flash Memory....................................... 719

22.10 Flash Memory Programmer Mode .................................................................................... 719

HD64F2149YV 数据表(PDF) 25 Page - Renesas Technology Corp

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