HD6473847RHV Datasheet, PDF (25/546 Pages) Renesas Technology Corp – Renesas 8-Bit Single-Chip Microcomputer H8 Family / H8/300L Super Low Power Series

Section 11 10-Bit PWM
Figure 11.1(1) Block Diagram of 10-Bit PWM (H8/3802 Group, H8/38004 Group,
H8/38002S Group).............................................................................................. 306
Figure 11.1(2) Block Diagram of 10-Bit PWM (H8/38104 Group) ........................................... 307
Figure 11.2 Waveform Output by 10-Bit PWM..................................................................... 312
Section 12 A/D Converter
Figure 12.1 Block Diagram of A/D Converter ....................................................................... 314
Figure 12.2 Example of A/D Conversion Operation .............................................................. 319
Figure 12.3 Flowchart of Procedure for Using A/D Converter (Polling by Software)........... 320
Figure 12.4 Flowchart of Procedure for Using A/D Converter (Interrupts Used) .................. 320
Figure 12.5 A/D Conversion Accuracy Definitions (1).......................................................... 322
Figure 12.6 A/D Conversion Accuracy Definitions (2).......................................................... 322
Figure 12.7 Example of Analog Input Circuit........................................................................ 323
Section 13 LCD Controller/Driver
Figure 13.1(1) Block Diagram of LCD Controller/Driver (H8/3802 Group,
H8/38004 Group, H8/38002S Group)................................................................. 326
Figure 13.1(2) Block Diagram of LCD Controller/Driver (H8/38104 Group) .......................... 327
Figure 13.2 Handling of LCD Drive Power Supply when Using 1/2 Duty............................ 335
Figure 13.3 LCD RAM Map (1/4 Duty)................................................................................. 337
Figure 13.4 LCD RAM Map (1/3 Duty)................................................................................. 338
Figure 13.5 LCD RAM Map (1/2 Duty)................................................................................. 338
Figure 13.6 LCD RAM Map (Static Mode) ........................................................................... 339
Figure 13.7 Output Waveforms for Each Duty Cycle (A Waveform).................................... 340
Figure 13.8 Output Waveforms for Each Duty Cycle (B Waveform).................................... 341
Figure 13.9 Connection of External Split-Resistance............................................................. 343
Section 14 Power-On Reset and Low-Voltage Detection Circuits (H8/38104 Group Only)
Figure 14.1 Block Diagram of Power-On Reset Circuit and Low-Voltage Detection
Circuit ................................................................................................................. 346
Figure 14.2 Operational Timing of Power-On Reset Circuit.................................................. 351
Figure 14.3 Operational Timing of LVDR Circuit................................................................. 352
Figure 14.4 Operational Timing of LVDI Circuit .................................................................. 353
Figure 14.5 Operational Timing of Low-Voltage Detection Interrupt Circuit
(Using Pins Vref, extD, and extU) ...................................................................... 354
Figure 14.6 LVD Function Usage Example Employing Pins Vref, extD, and extU .............. 355
Figure 14.7 Timing for Operation/Release of Low-Voltage Detection Circuit...................... 357
Section 15 Power Supply Circuit (H8/38104 Group Only)
Figure 15.1 Power Supply Connection when Internal Step-Down Circuit Is Used................ 359
Rev. 7.00 Mar. 08, 2010 Page xxiii of xxx
REJ09B0024-0700