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H83065 Datasheet(PDF) 18 Page - Renesas Technology Corp |
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H83065 Datasheet(HTML) 18 Page - Renesas Technology Corp |
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18 / 963 page  Rev. 4.00 Jan 26, 2006 page xviii of xxii Section 18 ROM .................................................................................................................. 607 18.1 Overview........................................................................................................................... 607 18.2 Overview of Flash Memory .............................................................................................. 608 18.2.1 Features................................................................................................................ 608 18.2.2 Block Diagram ..................................................................................................... 609 18.2.3 Pin Configuration................................................................................................. 610 18.2.4 Register Configuration......................................................................................... 610 18.3 Register Descriptions ........................................................................................................ 611 18.3.1 Flash Memory Control Register (FLMCR).......................................................... 611 18.3.2 Erase Block Register (EBR) ................................................................................ 615 18.3.3 RAM Control Register (RAMCR) ....................................................................... 617 18.3.4 Flash Memory Status Register ............................................................................. 619 18.4 On-Board Programming Modes........................................................................................ 621 18.4.1 Boot Mode ........................................................................................................... 624 18.4.2 User Program Mode............................................................................................. 629 18.5 Programming/Erasing Flash Memory ............................................................................... 631 18.5.1 Program Mode ..................................................................................................... 632 18.5.2 Program-Verify Mode.......................................................................................... 633 18.5.3 Erase Mode .......................................................................................................... 635 18.5.4 Erase-Verify Mode .............................................................................................. 635 18.6 Flash Memory Protection.................................................................................................. 637 18.6.1 Hardware Protection ............................................................................................ 637 18.6.2 Software Protection.............................................................................................. 639 18.6.3 Error Protection.................................................................................................... 639 18.6.4 NMI Input Disable Conditions............................................................................. 642 18.7 Flash Memory Emulation by RAM................................................................................... 643 18.8 Flash Memory PROM Mode............................................................................................. 645 18.8.1 PROM Mode Setting............................................................................................ 645 18.8.2 Memory Map ....................................................................................................... 645 18.8.3 PROM Mode Operation ....................................................................................... 645 18.8.4 Memory Read Mode ............................................................................................ 648 18.8.5 Auto-Program Mode ............................................................................................ 651 18.8.6 Auto-Erase Mode ................................................................................................. 653 18.8.7 Status Read Mode ................................................................................................ 655 18.8.8 PROM Mode Transition Time ............................................................................. 656 18.8.9 Notes On Memory Programming......................................................................... 657 18.9 Notes on Flash Memory Programming/Erasing................................................................ 658 18.10 Mask ROM Overview ....................................................................................................... 663 18.10.1 Block Diagram ..................................................................................................... 663 18.11 Notes on Ordering Mask ROM Version Chip................................................................... 664 |
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