– iii –
CHAPTER 5 CLOCK GENERATOR .................................................................................................
79
5.1
5.2
5.3
5.4
Clock Generator Functions ...........................................................................................
Clock Generator Configuration.....................................................................................
Clock Generator Control Register................................................................................
System Clock Oscillator ................................................................................................
5.4.1
Main system clock oscillator ..............................................................................................
5.4.2
Subsystem clock oscillator ................................................................................................
5.4.3
Scaler..................................................................................................................................
5.4.4
When no subsystem clocks are used ...............................................................................
Clock Generator Operations .........................................................................................
5.5.1
Main system clock operations ...........................................................................................
5.5.2
Subsystem clock operations ..............................................................................................
Changing System Clock and CPU Clock Settings.....................................................
5.6.1
Time required for switchover between system clock and CPU clock..............................
5.6.2
System clock and CPU clock switching procedure ..........................................................
79
79
81
85
85
86
88
88
89
90
91
92
92
93
5.5
5.6
CHAPTER 6 16-BIT TIMER/EVENT COUNTER ..............................................................................
95
6.1
6.2
6.3
6.4
6.5
Outline of
μ
PD78064B Subseries Internal Timer........................................................
16-Bit Timer/Event Counter Functions ........................................................................
16-Bit Timer/Event Counter Configuration .................................................................
16-Bit Timer/Event Counter Control Registers...........................................................
16-Bit Timer/Event Counter Operations ......................................................................
6.5.1
Interval timer operations ....................................................................................................
6.5.2
PWM output operations .....................................................................................................
6.5.3
PPG output operations ......................................................................................................
6.5.4
Pulse width measurement operations ...............................................................................
6.5.5
External event counter operation ......................................................................................
6.5.6
Square-wave output operation ..........................................................................................
6.5.7
One-shot pulse output operation .......................................................................................
16-Bit Timer/Event Counter Operating Precautions ..................................................
95
97
99
103
112
112
114
117
118
125
127
129
133
6.6
CHAPTER 7 8-BIT TIMER/EVENT COUNTERS 1 AND 2...............................................................
137
7.1
8-Bit Timer/Event Counters 1 and 2 Functions ..........................................................
7.1.1
8-bit timer/event counter mode..........................................................................................
7.1.2
16-bit timer/event counter mode........................................................................................
8-Bit Timer/Event Counters 1 and 2 Configurations .................................................
8-Bit Timer/Event Counters 1 and 2 Control Registers ............................................
8-Bit Timer/Event Counters 1 and 2 Operations ........................................................
7.4.1
8-bit timer/event counter mode..........................................................................................
7.4.2
16-bit timer/event counter mode........................................................................................
Cautions on 8-Bit Timer/Event Counters ....................................................................
137
137
140
142
145
150
150
156
161
7.2
7.3
7.4
7.5