HD64F2649 datasheet(21/766 Pages) RENESAS

21 / 766 page

Rev. 2.00 Dec. 05, 2005 Page xxi of xxxviii

15.7

Usage Notes ....................................................................................................................... 488

15.7.1 Module Stop Mode Setting ................................................................................... 488

15.7.2 Permissible Signal Source Impedance .................................................................. 488

15.7.3 Influences on Absolute Accuracy ......................................................................... 488

15.7.4 Range of Analog Power Supply and Other Pin Settings ....................................... 489

15.7.5 Notes on Board Design ......................................................................................... 489

15.7.6 Notes on Noise Countermeasures ......................................................................... 490

Section 16 Motor Control PWM Timer (PWM)................................................493

16.1

Features.............................................................................................................................. 493

16.2

Input/Output Pins ...............................................................................................................495

16.3

Register Descriptions ......................................................................................................... 496

16.3.1 PWM Control Register (PWCR) .......................................................................... 497

16.3.2 PWM Output Control Register (PWOCR)............................................................ 498

16.3.3 PWM Polarity Register (PWPR)........................................................................... 499

16.3.4 PWM Counter (PWCNT) ..................................................................................... 499

16.3.5 PWM Cycle Register (PWCYR)........................................................................... 499

16.3.6 PWM Duty Registers A, C, E, G

(PWDTRA, PWDTRC, PWDTRE, PWDTRG) ................................................... 500

16.3.7 PWM Buffer Registers A, C, E, G

(PWBFRA, PWBFRC, PWBFRE, PWBFRG) ..................................................... 503

16.3.8 PWM Buffer Transfer Control Register (PWBTCR)............................................ 504

16.4

Bus Master Interface .......................................................................................................... 505

16.4.1 16-Bit Data Registers............................................................................................ 505

16.4.2 8-Bit Data Registers.............................................................................................. 505

16.5

Operation ........................................................................................................................... 506

16.5.1 PWM Operation.................................................................................................... 506

16.5.2 Buffer Transfer Control ........................................................................................ 507

16.6

Usage Note......................................................................................................................... 508

Section 17 LCD Controller/Driver ....................................................................509

17.1

Features.............................................................................................................................. 509

17.2

Input/Output Pins ...............................................................................................................511

17.3

Register Descriptions ......................................................................................................... 512

17.3.1 LCD Port Control Register (LPCR)...................................................................... 512

17.3.2 LCD Control Register (LCR)................................................................................ 515

17.3.3 LCD Control Register 2 (LCR2)........................................................................... 517

17.4

Operation ........................................................................................................................... 518

17.4.1 Settings up to LCD Display .................................................................................. 518

17.4.2 Relationship between LCD RAM and Display ..................................................... 520

HD64F2649 Datasheet(PDF) 21 Page - Renesas Technology Corp

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