h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 22

• Manufacturer Part Number: h8s-2649
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 18 RAM ................................................................................................ 527
Section 19 ROM ................................................................................................ 529
19.1 Features.............................................................................................................................. 529
19.2 Mode Transitions ............................................................................................................... 530
19.3 Block Configuration .......................................................................................................... 534
19.4 Input/Output Pins............................................................................................................... 536
19.5 Register Descriptions......................................................................................................... 536
19.6 On-Board Programming Modes......................................................................................... 542
19.7 Flash Memory Emulation in RAM .................................................................................... 546
19.8 Flash Memory Programming/Erasing................................................................................ 549
19.9 Program/Erase Protection .................................................................................................. 553
19.10 Interrupt Handling when Programming/Erasing Flash Memory........................................ 554
19.11 Programmer Mode ............................................................................................................. 554
19.12 Power-Down States for Flash Memory.............................................................................. 555
19.13 Usage Notes ....................................................................................................................... 556
Section 20 Clock Pulse Generator..................................................................... 559
20.1 Register Descriptions......................................................................................................... 560
20.2 Oscillator............................................................................................................................ 562
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17.4.3 Operation in Power-Down Modes ........................................................................ 525
17.4.4 Boosting the LCD Drive Power Supply................................................................ 526
19.5.1 Flash Memory Control Register 1 (FLMCR1) ..................................................... 537
19.5.2 Flash Memory Control Register 2 (FLMCR2) ..................................................... 538
19.5.3 Erase Block Register 1 (EBR1) ............................................................................ 539
19.5.4 Erase Block Register 2 (EBR2) ............................................................................ 540
19.5.5 RAM Emulation Register (RAMER).................................................................... 540
19.5.6 Flash Memory Power Control Register (FLPWCR)............................................. 541
19.6.1 Boot Mode ............................................................................................................ 542
19.6.2 Programming/Erasing in User Program Mode...................................................... 545
19.8.1 Program/Program-Verify ...................................................................................... 549
19.8.2 Erase/Erase-Verify................................................................................................ 551
19.8.3 Interrupt Handling when Programming/Erasing Flash Memory........................... 551
19.9.1 Hardware Protection ............................................................................................. 553
19.9.2 Software Protection .............................................................................................. 553
19.9.3 Error Protection .................................................................................................... 553
20.1.1 System Clock Control Register (SCKCR) ............................................................ 560
20.2.1 Connecting a Crystal Resonator............................................................................ 562
20.2.2 External Clock Input............................................................................................. 563