
User’s Manual U15400EJ4V0UD
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9.2
Watchdog Timer Configuration .............................................................................................. 168
9.3
Watchdog Timer Control Registers ....................................................................................... 169
9.4
Watchdog Timer Operation..................................................................................................... 171
9.4.1
Operation as watchdog timer ...................................................................................................... 171
9.4.2
Operation as interval timer .......................................................................................................... 172
CHAPTER 10 8-BIT A/D CONVERTER .............................................................................................. 173
10.1 8-Bit A/D Converter Functions ............................................................................................... 173
10.2 8-Bit A/D Converter Configuration ......................................................................................... 173
10.3 8-Bit A/D Converter Control Registers .................................................................................. 176
10.4 8-Bit A/D Converter Operation................................................................................................ 179
10.4.1
Basic operation of 8-bit A/D converter......................................................................................... 179
10.4.2
Input voltage and conversion result............................................................................................. 180
10.4.3
Operation mode of 8-bit A/D converter........................................................................................ 182
10.5 Cautions Related to 8-Bit A/D Converter............................................................................... 183
CHAPTER 11 SERIAL INTERFACE 20 .............................................................................................. 187
11.1 Serial Interface 20 Functions .................................................................................................. 187
11.2 Serial Interface 20 Configuration ........................................................................................... 187
11.3 Serial Interface 20 Control Registers..................................................................................... 191
11.4 Serial Interface 20 Operation .................................................................................................. 198
11.4.1
Operation stop mode................................................................................................................... 198
11.4.2
Asynchronous serial interface (UART) mode .............................................................................. 200
11.4.3
3-wire serial I/O mode ................................................................................................................. 212
CHAPTER 12 SERIAL INTERFACE 1A0 ........................................................................................... 217
12.1 Function of Serial Interface 1A0............................................................................................. 217
12.2 Configuration of Serial Interface 1A0 .................................................................................... 217
12.3 Control Registers for Serial Interface 1A0 ............................................................................ 220
12.4 Serial Interface 1A0 Operation ............................................................................................... 225
12.4.1
Operation stop mode................................................................................................................... 225
12.4.2
3-wire serial I/O mode ................................................................................................................. 226
12.4.3
3-wire serial I/O mode with automatic transmit/receive function ................................................. 231
CHAPTER 13 LCD CONTROLLER/DRIVER....................................................................................... 251
13.1 LCD Controller/Driver Functions............................................................................................ 251
13.2 LCD Controller/Driver Configuration ..................................................................................... 251
13.3 Registers Controlling LCD Controller/Driver ........................................................................ 254
13.4 Setting LCD Controller/Driver................................................................................................. 256
13.5 LCD Display Data Memory ...................................................................................................... 256
13.6 Common and Segment Signals .............................................................................................. 257
13.7 Display Modes .......................................................................................................................... 259
13.7.1
Three-time-slice display example................................................................................................ 259
13.7.2
Four-time-slice display example.................................................................................................. 262