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Rev. 1.00, 05/04, page xxviii of xxxiv
Section 16 A/D Converter
Figure 16.1 Block Diagram of A/D Converter ...........................................................................414
Figure 16.2 Example of A/D Converter Operation
(Scan Mode, Channels AN0 to AN2 Selected).......................................................420
Figure 16.3 A/D Conversion Timing..........................................................................................421
Figure 16.4 External Trigger Input Timing ................................................................................422
Figure 16.5 A/D Conversion Accuracy Definitions ...................................................................424
Figure 16.6 A/D Conversion Accuracy Definitions ...................................................................424
Figure 16.7 Example of Analog Input Circuit............................................................................425
Figure 16.8 Example of Analog Input Protection Circuit...........................................................427
Figure 16.9 Equivalent Circuit of Analog Input Pin...................................................................427
Section 18 ROM
Figure 18.1 Block Diagram of Flash Memory............................................................................432
Figure 18.2 Flash Memory State Transitions..............................................................................433
Figure 18.3 Boot Mode...............................................................................................................434
Figure 18.4 User Program Mode (Example) ..............................................................................435
Figure 18.5 Flash Memory Block Configuration........................................................................436
Figure 18.6 On-Chip RAM Area in Boot Mode.........................................................................444
Figure 18.7 ID Code Area ..........................................................................................................444
Figure 18.8 Programming/Erasing Flowchart Example in User Program Mode........................445
Figure 18.9 Program/Program-Verify Flowchart .......................................................................447
Figure 18.10 Erase/Erase-Verify Flowchart...............................................................................449
Figure 18.11 Memory Map in Programmer Mode......................................................................452
Section 19 Clock Pulse Generator
Figure 19.1 Block Diagram of Clock Pulse Generator...............................................................455
Figure 19.2 Typical Connection to Crystal Resonator................................................................456
Figure 19.3 Equivalent Circuit of Crystal Resonator..................................................................456
Figure 19.4 Example of External Clock Input............................................................................457
Figure 19.5 External Clock Input Timing...................................................................................458
Figure 19.6 Timing of External Clock Output Stabilization Delay Time...................................459
Figure 19.7 Subclock Input Timing............................................................................................460
Figure 19.8 Note on Board Design of Oscillator Circuit Section...............................................461
Section 20 Power-Down Modes
Figure 20.1 Mode Transition Diagram.......................................................................................468
Figure 20.2 Medium-Speed Mode Timing .................................................................................470
Figure 20.3 Application Example in Software Standby Mode...................................................472
Figure 20.4 Hardware Standby Mode Timing............................................................................473
Section 22 Electrical Characteristics
Figure 22.1 Darlington Pair Drive Circuit (Example) ................................................................518
Figure 22.2 LED Drive Circuit (Example).................................................................................519
Figure 22.3 Output Load Circuit ................................................................................................520