Hitachi H8/3637 Hardware Manual page 10

Section 13 14-bit Pulse Width Modulator (PWM)
13.1 Overview............................................................................................................................ 293
13.1.1 Features ................................................................................................................ 293
13.1.2 Block Diagram...................................................................................................... 293
13.1.3 Pin Configuration ................................................................................................. 294
13.1.4 Register Configuration ......................................................................................... 294
13.2 Register Descriptions......................................................................................................... 294
13.2.1 PWM Control Register (PWCR).......................................................................... 294
13.2.2 PWM Data Registers U and L (PWDRU, PWDRL)............................................ 295
13.3 Operation ........................................................................................................................... 296
Section 14 Electrical Characteristics
14.1 Absolute Maximum Ratings.............................................................................................. 297
14.2 Electrical Characteristics ................................................................................................... 298
14.2.1 Power Supply Voltage and Operating Range....................................................... 298
14.2.2 DC Characteristics................................................................................................ 300
14.2.3 AC Characteristics................................................................................................ 305
14.2.4 A/D Converter Characteristics ............................................................................. 308
14.2.5 DTMF Characteristics.......................................................................................... 309
14.3 Operation Timing .............................................................................................................. 310
14.4 Output Load Circuits ......................................................................................................... 313
Appendix A CPU Instruction Set
A.1 Instructions ........................................................................................................................ 315
A.2 Operation Code Map.......................................................................................................... 323
A.3 Number of Execution States.............................................................................................. 325
Appendix B On-Chip Registers
B.1 I/O Registers (1) ................................................................................................................ 332
B.2 I/O Registers (2) ................................................................................................................ 336
Appendix C I/O Port Block Diagrams
C.1 Port 1 Block Diagrams ...................................................................................................... 375
C.2 Port 2 Block Diagrams ...................................................................................................... 382
C.3 Port 5 Block Diagram........................................................................................................ 390
C.4 Port 6 Block Diagram........................................................................................................ 391
C.5 Port 7 Block Diagram........................................................................................................ 392
C.6 Port 8 Block Diagram........................................................................................................ 393
C.7 Port 9 Block Diagram........................................................................................................ 394
C.8 Port A Block Diagram ....................................................................................................... 395
C.9 Port B Block Diagram ....................................................................................................... 395
C.10 Port E Block Diagram........................................................................................................ 396
.............................................................................. 297
................................................................................... 315
...................................................................................... 332
.......................................................................... 375
.................................................... 293
vii