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User’s Manual U11302EJ4V0UM
5.4.3
Divider ...................................................................................................................................... 113
5.4.4
When subsystem clock is not used ........................................................................................ 113
5.5
Clock Generator Operations ............................................................................................. 114
5.5.1
Main system clock operations ................................................................................................ 115
5.5.2
Subsystem clock operations ................................................................................................... 116
5.6
Changing System Clock and CPU Clock Settings ......................................................... 117
5.6.1
Time required for switchover between system clock and CPU clock .................................. 117
5.6.2
System clock and CPU clock switching procedure ............................................................... 118
CHAPTER 6 16-BIT TIMER/EVENT COUNTER ................................................................................... 119
6.1
Outline of Timers Incorporated in
µ
PD780208 Subseries ............................................ 119
6.2
16-Bit Timer/Event Counter Functions ............................................................................ 120
6.3
16-Bit Timer/Event Counter Configuration ..................................................................... 122
6.4
16-Bit Timer/Event Counter Control Registers .............................................................. 127
6.5
16-Bit Timer/Event Counter Operations .......................................................................... 135
6.5.1
Interval timer operations ......................................................................................................... 135
6.5.2
PWM output operations .......................................................................................................... 137
6.5.3
Pulse width measurement operations .................................................................................... 138
6.5.4
External event counter operation ........................................................................................... 140
6.5.5
Square-wave output operation ............................................................................................... 142
6.6
16-Bit Timer/Event Counter Operating Precautions ...................................................... 143
CHAPTER 7 8-BIT TIMER/EVENT COUNTER .................................................................................... 145
7.1
8-Bit Timer/Event Counter Functions .............................................................................. 145
7.1.1
8-bit timer/event counter mode ............................................................................................... 145
7.1.2
16-bit timer/event counter mode ............................................................................................ 148
7.2
8-Bit Timer/Event Counter Configuration ....................................................................... 150
7.3
8-Bit Timer/Event Counter Control Registers................................................................. 153
7.4
8-Bit Timer/Event Counter Operations ............................................................................ 158
7.4.1
8-bit timer/event counter mode ............................................................................................... 158
7.4.2
16-bit timer/event counter mode ............................................................................................ 162
7.5
8-Bit Timer/Event Counter Operating Precautions ........................................................ 166
CHAPTER 8 WATCH TIMER ............................................................................................................... 168
8.1
Watch Timer Functions ...................................................................................................... 168
8.2
Watch Timer Configuration ............................................................................................... 169
8.3
Watch Timer Control Registers ........................................................................................ 169
8.4
Watch Timer Operations .................................................................................................... 173
8.4.1
Watch timer operation ............................................................................................................. 173
8.4.2
Interval timer operation ........................................................................................................... 173
CHAPTER 9 WATCHDOG TIMER ....................................................................................................... 174
9.1
Watchdog Timer Functions ............................................................................................... 174
9.2
Watchdog Timer Configuration ........................................................................................ 175
9.3
Watchdog Timer Control Registers ................................................................................. 177
9.4
Watchdog Timer Operations ............................................................................................. 180
9.4.1
Watchdog timer operation ....................................................................................................... 180
9.4.2
Interval timer operation ........................................................................................................... 181
Содержание mPD780208 Subseries
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