Datasheet

Index-10
13.6 Timing Charts ........................................................................................................................... 586
CHAPTER 14 LCD CONTROLLER/DRIVER ....................................................................................... 601
14.1 Functions of LCD Controller/Driver ........................................................................................ 603
14.2 Configuration of LCD Controller/Driver ................................................................................. 606
14.3 Registers Controlling LCD Controller/Driver ......................................................................... 608
14.3.1 Peripheral enable register 0 (PER0) ............................................................................................. 609
14.3.2 LCD mode register 0 (LCDM0) ..................................................................................................... 610
14.3.3 LCD mode register 1 (LCDM1) ..................................................................................................... 612
14.3.4 Subsystem clock supply mode control register (OSMC)............................................................... 614
14.3.5 LCD clock control register 0 (LCDC0) .......................................................................................... 615
14.3.6 LCD boost level control register (VLCD)....................................................................................... 617
14.3.7 LCD input switch control register (ISCLCD) ................................................................................. 618
14.3.8 LCD port function registers 0 to 4 (PFSEG0 to PFSEG4) ............................................................ 620
14.3.9 Port mode registers 1, 3 to 7, 12, 14 (PM1, PM3 to PM7, PM12, PM14) ..................................... 624
14.4 LCD Display Data Registers .................................................................................................... 625
14.5 Selection of LCD Display Register ......................................................................................... 627
14.5.1 A-pattern area and B-pattern area data display ............................................................................ 628
14.5.2 Blinking display (Alternately displaying A-pattern and B-pattern area data) ................................. 628
14.6 Setting the LCD Controller/Driver ............................................................................................... 629
14.7 Operation stop procedure ....................................................................................................... 632
14.8 Supplying LCD Drive Voltages VL1, VL2, VL3, and VL4 ....................................................... 633
14.8.1 External resistance division method ............................................................................................. 633
14.8.2 Internal voltage boosting method ................................................................................................. 634
14.8.3 Capacitor split method .................................................................................................................. 635
14.9 Common and Segment Signals .............................................................................................. 636
14.9.1 Normal liquid crystal waveform ..................................................................................................... 636
14.10 Display Modes ........................................................................................................................ 644
14.10.1 Static display example ................................................................................................................ 644
14.10.2 Two-time-slice display example .................................................................................................. 647
14.10.3 Three-time-slice display example ............................................................................................... 650
14.10.4 Four-time-slice display example ................................................................................................. 654
14.10.5 Eight-time-slice display example ................................................................................................ 658
CHAPTER 15 MULTIPLIER AND DIVIDER/MULTIPLY-ACCUMULATOR ......................................... 662
15.1 Functions of Multiplier and Divider/Multiply-Accumulator .................................................. 662
15.2 Configuration of Multiplier and Divider/Multiply-Accumulator ............................................ 662
15.2.1 Multiplication/division data register A (MDAH, MDAL) .................................................................. 664
15.2.2 Multiplication/division data register B (MDBL, MDBH) .................................................................. 665
15.2.3 Multiplication/division data register C (MDCL, MDCH) ................................................................. 666
15.3 Register Controlling Multiplier and Divider/Multiply-Accumulator ..................................... 668