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HD6432126R Datasheet(PDF) 21 Page - Renesas Technology Corp |
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HD6432126R Datasheet(HTML) 21 Page - Renesas Technology Corp |
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21 / 843 page  xii 19.6.2 User Program Mode .............................................................................................. 518 19.7 Programming/Erasing Flash Memory ................................................................................ 520 19.7.1 Program Mode....................................................................................................... 520 19.7.2 Program-Verify Mode ........................................................................................... 521 19.7.3 Erase Mode............................................................................................................ 523 19.7.4 Erase-Verify Mode................................................................................................ 523 19.8 Flash Memory Protection ................................................................................................... 525 19.8.1 Hardware Protection.............................................................................................. 525 19.8.2 Software Protection ............................................................................................... 525 19.8.3 Error Protection ..................................................................................................... 526 19.9 Interrupt Handling when Programming/Erasing Flash Memory........................................ 527 19.10 Flash Memory Writer Mode ............................................................................................... 528 19.10.1 PROM Mode Setting............................................................................................ 528 19.10.2 Socket Adapters and Memory Map ..................................................................... 529 19.10.3 Writer Mode Operation........................................................................................ 529 19.10.4 Memory Read Mode ............................................................................................ 531 19.10.5 Auto-Program Mode ............................................................................................ 534 19.10.6 Auto-Erase Mode ................................................................................................. 535 19.10.7 Status Read Mode ................................................................................................ 536 19.10.8 Status Polling ....................................................................................................... 538 19.10.9 Writer Mode Transition Time.............................................................................. 538 19.10.10 Notes On Memory Programming......................................................................... 539 19.11 Flash Memory Programming and Erasing Precautions...................................................... 539 19.12 Note on Switching from F-ZTAT Version to Mask ROM Version ................................... 540 Section 20 Clock Pulse Generator ................................................................................... 543 20.1 Overview ............................................................................................................................ 543 20.1.1 Block Diagram ...................................................................................................... 543 20.1.2 Register Configuration .......................................................................................... 543 20.2 Register Descriptions.......................................................................................................... 544 20.2.1 Standby Control Register (SBYCR) ..................................................................... 544 20.2.2 Low-Power Control Register (LPWRCR) ............................................................ 545 20.3 Oscillator ............................................................................................................................ 545 20.3.1 Connecting a Crystal Resonator............................................................................ 545 20.3.2 External Clock Input ............................................................................................. 547 20.4 Duty Adjustment Circuit .................................................................................................... 550 20.5 Medium-Speed Clock Divider............................................................................................ 550 20.6 Bus Master Clock Selection Circuit ................................................................................... 550 20.7 Subclock Input Circuit........................................................................................................ 550 20.8 Subclock Waveform Shaping Circuit ................................................................................. 551 20.9 Clock Selection Circuit ...................................................................................................... 551 |
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