Hitachi H8S/2199 Hardware Manual page 12

17.3.2 Interval Timer Operation .................................................................................. 356
17.3.3 Timing of Setting of Overflow Flag (OVF)...................................................... 357
17.4 Interrupts........................................................................................................................... 358
17.5 Usage Notes ...................................................................................................................... 358
17.5.1 Contention between Watchdog Timer Counter (WTCNT)
Write and Increment ......................................................................................... 358
17.5.2 Changing Value of CKS2 to CKS0 .................................................................. 359
17.5.3 Switching between Watchdog Timer Mode and Interval Timer Mode ............ 359
Section 18 8-Bit PWM
18.1 Overview........................................................................................................................... 361
18.1.1 Features............................................................................................................. 361
18.1.2 Block Diagram.................................................................................................. 361
18.1.3 Pin Configuration ............................................................................................. 362
18.1.4 Register Configuration...................................................................................... 362
18.2 Register Descriptions ........................................................................................................ 363
18.2.1 8-bit PWM Data Registers 0, 1, 2 and 3 (PWR0, PWR1, PWR2, PWR3) ....... 363
18.2.2 8-bit PWM Control Register (PW8CR) ............................................................ 364
18.2.3 Port Mode Register 3 (PMR3) .......................................................................... 365
18.2.4 Module Stop Control Register (MSTPCR)....................................................... 366
18.3 8-Bit PWM Operation....................................................................................................... 367
Section 19 12-Bit PWM
19.1 Overview........................................................................................................................... 369
19.1.1 Features............................................................................................................. 369
19.1.2 Block Diagram.................................................................................................. 370
19.1.3 Pin Configuration ............................................................................................. 371
19.1.4 Register Configuration...................................................................................... 371
19.2 Register Descriptions ........................................................................................................ 372
19.2.1 12-Bit PWM Control Registers (CPWCR, DPWCR) ....................................... 372
19.2.2 12-Bit PWM Data Registers (DPWDR, CPWDR) ........................................... 375
19.3 Operation .......................................................................................................................... 376
19.3.1 Output Waveform ............................................................................................. 376
Section 20 14-Bit PWM
20.1 Overview........................................................................................................................... 379
20.1.1 Features............................................................................................................. 379
20.1.2 Block Diagram.................................................................................................. 380
20.1.3 Pin Configuration ............................................................................................. 380
20.1.4 Register Configuration...................................................................................... 381
20.2 Register Descriptions ........................................................................................................ 382
20.2.1 PWM Control Register (PWCR) ...................................................................... 382
20.2.2 PWM Data Registers U and L (PWDRU, PWDRL)......................................... 383
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