NEC 78K0 Series User Manual page 12

8.4.3 Square-wave output operation .................................................................................................256
8.4.4 PWM output operation..............................................................................................................257
8.5 Cautions for 8-Bit Timer/Event Counters 50 and 51 ........................................................... 261
CHAPTER 9 8-BIT TIMERS H0 AND H1 .......................................................................................... 262
9.1 Functions of 8-Bit Timers H0 and H1 ................................................................................... 262
9.2 Configuration of 8-Bit Timers H0 and H1............................................................................. 262
9.3 Registers Controlling 8-Bit Timers H0 and H1 .................................................................... 266
9.4 Operation of 8-Bit Timers H0 and H1 ................................................................................... 271
9.4.1 Operation as interval timer/square-wave output .......................................................................271
9.4.2 Operation as PWM output ........................................................................................................274
9.4.3 Carrier generator operation (8-bit timer H1 only)......................................................................280
CHAPTER 10 WATCH TIMER.............................................................................................................. 287
10.1 Functions of Watch Timer ..................................................................................................... 287
10.2 Configuration of Watch Timer............................................................................................... 288
10.3 Register Controlling Watch Timer ........................................................................................ 289
10.4 Watch Timer Operations........................................................................................................ 291
10.4.1 Watch timer operation ..............................................................................................................291
10.4.2 Interval timer operation.............................................................................................................291
10.5 Cautions for Watch Timer ..................................................................................................... 292
CHAPTER 11 WATCHDOG TIMER ..................................................................................................... 293
11.1 Functions of Watchdog Timer .............................................................................................. 293
11.2 Configuration of Watchdog Timer ........................................................................................ 294
11.3 Register Controlling Watchdog Timer ................................................................................. 295
11.4 Operation of Watchdog Timer............................................................................................... 296
11.4.1 Controlling operation of watchdog timer ...................................................................................296
11.4.2 Setting overflow time of watchdog timer...................................................................................297
11.4.3 Setting window open period of watchdog timer ........................................................................298
CHAPTER 12 CLOCK OUTPUT/BUZZER OUTPUT CONTROLLER............................................... 300
12.1 Functions of Clock Output/Buzzer Output Controller ........................................................ 300
12.2 Configuration of Clock Output/Buzzer Output Controller ................................................. 301
12.3 Registers Controlling Clock Output/Buzzer Output Controller......................................... 301
12.4 Operations of Clock Output/Buzzer Output Controller ...................................................... 303
12.4.1 Operation as clock output.........................................................................................................303
12.4.2 Operation as buzzer output ......................................................................................................303
CHAPTER 13 A/D CONVERTER ......................................................................................................... 304
13.1 Function of A/D Converter .................................................................................................... 304
13.2 Configuration of A/D Converter ............................................................................................ 305
13.3 Registers Used in A/D Converter.......................................................................................... 307
13.4 A/D Converter Operations ..................................................................................................... 315
13.4.1 Basic operations of A/D converter ............................................................................................315
13.4.2 Input voltage and conversion results ........................................................................................317
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Preliminary User's Manual U17260EJ3V1UD