HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 13

• Manufacturer Part Number: HD6433044
• Description: (HD64 Series) Hitachi Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

18.5
18.6
18.7
18.8
18.9
18.10 Flash Memory Programming and Erasing Precautions .................................................. 624
Section 19
19.1
19.2
19.3
19.4
19.5
18.4.1
18.4.2
18.4.3
18.4.4
18.4.5
18.4.6
Flash Memory Register Descriptions ............................................................................. 574
18.5.1
18.5.2
18.5.3
18.5.4
On-Board Programming Modes ..................................................................................... 582
18.6.1
18.6.2
Programming and Erasing Flash Memory...................................................................... 589
18.7.1
18.7.2
18.7.3
18.7.4
18.7.5
18.7.6
18.7.7
18.7.8
18.7.9
Flash Memory Emulation by RAM ................................................................................ 611
PROM Mode................................................................................................................... 613
18.9.1
18.9.2
18.9.3
Overview......................................................................................................................... 633
19.1.1
Oscillator Circuit ............................................................................................................ 634
19.2.1
19.2.2
Duty Adjustment Circuit................................................................................................. 639
Prescalers ........................................................................................................................ 639
Frequency Divider .......................................................................................................... 639
19.5.1
Flash Memory Operation................................................................................ 569
Mode Programming and Flash Memory Address Space ................................ 570
Features........................................................................................................... 570
Block Diagram................................................................................................ 572
Input/Output Pins............................................................................................ 573
Register Configuration.................................................................................... 573
Flash Memory Control Register ..................................................................... 574
Erase Block Register 1.................................................................................... 577
Erase Block Register 2.................................................................................... 578
RAM Control Register (RAMCR).................................................................. 580
Boot Mode ...................................................................................................... 582
User Program Mode........................................................................................ 587
Program Mode ................................................................................................ 590
Program-Verify Mode..................................................................................... 590
Programming Flowchart and Sample Program............................................... 591
Erase Mode ..................................................................................................... 593
Erase-Verify Mode.......................................................................................... 594
Erasing Flowchart and Sample Program ........................................................ 595
Prewrite-Verify Mode ..................................................................................... 607
Protect Modes ................................................................................................. 607
NMI Input Masking ........................................................................................ 610
PROM Mode Setting ...................................................................................... 613
Socket Adapter and Memory Map.................................................................. 614
Operation in PROM Mode.............................................................................. 616
Clock Pulse Generator
Block Diagram................................................................................................ 633
Connecting a Crystal Resonator ..................................................................... 634
External Clock Input....................................................................................... 636
Register Configuration.................................................................................... 639
............................................................................. 633