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UPD780138 Datasheet(PDF) 13 Page - NEC

No. de Pieza. UPD780138
Descripción  8-Bit Single-Chip Microcontrollers
Descarga  558 Pages
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Fabricante  NEC [NEC]
Página de inicio  http://www.nec.com/
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UPD780138 Datasheet(HTML) 13 Page - NEC

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User’s Manual U16228EJ2V0UD
13
8.4.2
Operation as PWM output mode ..................................................................................................217
8.4.3
Carrier generator mode operation (8-bit timer H1 only) ................................................................223
CHAPTER 9 WATCH TIMER ............................................................................................................... 230
9.1
Functions of Watch Timer....................................................................................................... 230
9.2
Configuration of Watch Timer ................................................................................................ 232
9.3
Register Controlling Watch Timer.......................................................................................... 232
9.4
Watch Timer Operations ......................................................................................................... 234
9.4.1
Watch timer operation ..................................................................................................................234
9.4.2
Interval timer operation .................................................................................................................235
9.5
Cautions for Watch Timer ....................................................................................................... 236
CHAPTER 10 WATCHDOG TIMER ..................................................................................................... 237
10.1 Functions of Watchdog Timer ................................................................................................ 237
10.2 Configuration of Watchdog Timer.......................................................................................... 239
10.3 Registers Controlling Watchdog Timer ................................................................................. 240
10.4 Operation of Watchdog Timer ................................................................................................ 242
10.4.1
Watchdog timer operation when “Ring-OSC cannot be stopped” is selected by a mask option ...242
10.4.2
Watchdog timer operation when “Ring-OSC can be stopped by software” is selected by
mask option ..................................................................................................................................243
10.4.3
Watchdog timer operation in STOP mode (when “Ring-OSC can be stopped by software” is
selected by mask option) ..............................................................................................................244
10.4.4
Watchdog timer operation in HALT mode (when “Ring-OSC can be stopped by software” is
selected by mask option) ..............................................................................................................246
CHAPTER 11 CLOCK OUTPUT/BUZZER OUTPUT CONTROLLER............................................... 247
11.1 Functions of Clock Output/Buzzer Output Controller.......................................................... 247
11.2 Configuration of Clock Output/Buzzer Output Controller ................................................... 248
11.3 Register Controlling Clock Output/Buzzer Output Controller............................................. 248
11.4 Clock Output/Buzzer Output Controller Operations ............................................................ 250
11.4.1
Clock output operation..................................................................................................................250
11.4.2
Operation as buzzer output ..........................................................................................................250
CHAPTER 12 A/D CONVERTER ......................................................................................................... 251
12.1 Functions of A/D Converter .................................................................................................... 251
12.2 Configuration of A/D Converter.............................................................................................. 252
12.3 Registers Used in A/D Converter ........................................................................................... 254
12.4 A/D Converter Operations....................................................................................................... 259
12.4.1
Basic operations of A/D converter ................................................................................................259
12.4.2
Input voltage and conversion results ............................................................................................261
12.4.3
A/D converter operation mode......................................................................................................262
12.5 How to Read A/D Converter Characteristics Table .............................................................. 265
12.6 Cautions for A/D Converter..................................................................................................... 267
CHAPTER 13 SERIAL INTERFACE UART0 ...................................................................................... 272
13.1 Functions of Serial Interface UART0 ..................................................................................... 272


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