13
Preliminary User’s Manual U13420EJ2V0UM00
5.5
Clock Generator Operations ...............................................................................................
98
5.5.1
Main system clock operations ....................................................................................................
99
5.5.2
Subsystem clock operations ......................................................................................................
100
5.6
Changing System Clock and CPU Clock Settings ............................................................
100
5.6.1
Time required for switchover between system clock and CPU clock .........................................
100
5.6.2
System clock and CPU clock switching procedure ....................................................................
102
CHAPTER 6 16-BIT TIMER/EVENT COUNTER ...............................................................................
103
6.1
Outline of Timer Integrated in
µ
PD780065 Subseries .......................................................
103
6.2
16-Bit Timer/Event Counter Functions ..............................................................................
104
6.3
16-Bit Timer/Event Counter Configuration ........................................................................
106
6.4
Registers to Control 16-Bit Timer/Event Counter .............................................................
108
6.5
16-Bit Timer/Event Counter Operations .............................................................................
114
6.5.1
Interval timer operations .............................................................................................................
114
6.5.2
PPG output operations ...............................................................................................................
116
6.5.3
Pulse width measurement operations ........................................................................................
117
6.5.4
External event counter operation ...............................................................................................
124
6.5.5
Square-wave output operation ...................................................................................................
125
6.5.6
One-shot pulse output operation ................................................................................................
127
6.6
16-Bit Timer/Event Counter Operating Precautions .........................................................
130
CHAPTER 7 8-BIT TIMER/EVENT COUNTER .................................................................................
135
7.1
8-Bit Timer/Event Counter Functions ................................................................................
135
7.2
8-Bit Timer/Event Counter Configurations ........................................................................
137
7.3
Registers to Control 8-Bit Timer/Event Counter ...............................................................
138
7.4
8-Bit Timer/Event Counter Operations ...............................................................................
142
7.4.1
8-bit interval timer operation .......................................................................................................
142
7.4.2
External event counter operation ...............................................................................................
146
7.4.3
Square-wave output (8-bit resolution) operation ........................................................................
147
7.4.4
8-bit PWM output operation .......................................................................................................
148
7.4.5
Interval timer (16-bit) operations ................................................................................................
151
7.5
8-Bit Timer/Event Counter Cautions ..................................................................................
152
CHAPTER 8 WATCH TIMER ............................................................................................................
155
8.1
Watch Timer Functions .......................................................................................................
155
8.2
Watch Timer Configuration .................................................................................................
156
8.3
Register to Control Watch Timer ........................................................................................
157
8.4
Watch Timer Operations .....................................................................................................
158
8.4.1
Watch timer operation ................................................................................................................
158
8.4.2
Interval timer operation ..............................................................................................................
158
CHAPTER 9 WATCHDOG TIMER ....................................................................................................
161
9.1
Watchdog Timer Functions .................................................................................................
161
9.2
Watchdog Timer Configuration ..........................................................................................
163
Содержание mPD780065 Series
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