19CHAPTER 11 WATCHDOG TIMER ...................................................................................................... 24511.1 Watchdog Timer Functions ................................................................................................ 24511.2 Watchdog Timer Configuration .......................................................................................... 24711.3 Watchdog Timer Control Registers ................................................................................... 24811.4 Watchdog Timer Operations ............................................................................................... 25111.4.1 Watchdog timer operation ....................................................................................................... 25111.4.2 Interval timer operation ............................................................................................................ 252CHAPTER 12 CLOCK OUTPUT CONTROL CIRCUIT ......................................................................... 25312.1 Clock Output Control Circuit Functions ............................................................................ 25312.2 Clock Output Control Circuit Configuration ..................................................................... 25412.3 Clock Output Function Control Registers ......................................................................... 254CHAPTER 13 BUZZER OUTPUT CONTROL CIRCUIT ....................................................................... 25713.1 Buzzer Output Control Circuit Functions .......................................................................... 25713.2 Buzzer Output Control Circuit Configuration ................................................................... 25713.3 Buzzer Output Function Control Registers ....................................................................... 258CHAPTER 14 A/D CONVERTER .......................................................................................................... 26114.1 A/D Converter Functions .................................................................................................... 26114.2 A/D Converter Configuration .............................................................................................. 26214.3 A/D Converter Control Registers ....................................................................................... 26514.4 A/D Converter Operations ................................................................................................... 26914.4.1 Basic operations of A/D converter ........................................................................................... 26914.4.2 Input voltage and conversion results ....................................................................................... 27114.4.3 A/D converter operating mode ................................................................................................ 27214.5 A/D Converter Cautions ...................................................................................................... 274CHAPTER 15 D/A CONVERTER .......................................................................................................... 27915.1 D/A Converter Functions .................................................................................................... 27915.2 D/A Converter Configuration .............................................................................................. 28015.3 D/A Converter Control Registers ....................................................................................... 28215.4 Operations of D/A Converter .............................................................................................. 28315.5 Cautions Related to D/A Converter .................................................................................... 284CHAPTER 16 SERIAL INTERFACE CHANNEL 0 (μPD78058F SUBSERIES) ................................... 28516.1 Serial Interface Channel 0 Functions ................................................................................. 28616.2 Serial Interface Channel 0 Configuration .......................................................................... 28816.3 Serial Interface Channel 0 Control Registers .................................................................... 29216.4 Serial Interface Channel 0 Operations ............................................................................... 29916.4.1 Operation stop mode ............................................................................................................... 29916.4.2 3-wire serial I/O mode operation ............................................................................................. 300