NEC PD78214 User Manual
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Contents
Preface
5.8.4
Built-In Pull-Up Resistor ..........................................................................................93
5.8.5
Notes .........................................................................................................................93
5.9
NOTES ...................................................................................................................................93
CHAPTER 6
REAL-TIME OUTPUT FUNCTION .................................................................................................95
6.1
CONFIGURATION AND FUNCTION ...................................................................................95
6.2
REAL-TIME OUTPUT CONTROL REGISTER (RTPC) ........................................................97
6.3
ACCESS TO THE REAL-TIME OUTPUT PORT ..................................................................97
6.4
OPERATION ..........................................................................................................................99
6.5
APPLICATION EXAMPLE .....................................................................................................102
6.6
NOTES ...................................................................................................................................104
CHAPTER 7
TIMER/COUNTER UNITS ..............................................................................................................107
7.1
16-BIT TIMER/COUNTER .....................................................................................................109
7.1.1
Functions ...................................................................................................................109
7.1.2
Configuration ............................................................................................................109
7.1.3
16-Bit Timer/Counter Control Registers ................................................................111
7.1.4
Operation of 16-Bit Timer 0 (TM0) ........................................................................114
7.1.5
Compare Register and Capture Register Operations ..........................................117
7.1.6
Basic Operation of Output Control Circuit ...........................................................119
7.1.7
PWM Output .............................................................................................................122
7.1.8
PPG Output ...............................................................................................................125
7.1.9
Sample Applications ...............................................................................................129
7.2
8-BIT TIMER/COUNTER 1 ....................................................................................................139
7.2.1
Functions ...................................................................................................................139
7.2.2
Configuration ............................................................................................................140
7.2.3
8-Bit Timer/Counter 1 Control Registers ...............................................................143
7.2.4
Operation of 8-Bit Timer 1 (TM1) ..........................................................................145
7.2.5
Compare Register and Capture/Compare Register Operations .........................148
7.2.6
Sample Applications ...............................................................................................151
7.3
8-BIT TIMER/COUNTER 2 ....................................................................................................159
7.3.1
Functions ...................................................................................................................159
7.3.2
Configuration ............................................................................................................161
7.3.3
8-Bit Timer/Counter 2 Control Registers ...............................................................163
7.3.4
Operation of 8-Bit Timer 2 (TM2) ..........................................................................167
7.3.5
External Event Counter Function ...........................................................................170
7.3.6
One-Shot Timer Function .......................................................................................175
7.3.7
Compare Register and Capture Register Operations ..........................................176
7.3.8
Basic Operation of Output Control Circuit ...........................................................179
7.3.9
PWM Output .............................................................................................................182
7.3.10 PPG Output ...............................................................................................................185
7.3.11 Sample Applications ...............................................................................................190
7.4
8-BIT TIMER/COUNTER 3 ....................................................................................................205
7.4.1
Functions ...................................................................................................................205
7.4.2
Configuration ............................................................................................................205
7.4.3
8-Bit Timer/Counter 3 Control Registers ...............................................................207
7.4.4
Operation of 8-Bit Timer 3 (TM3) ..........................................................................208
7.4.5
Compare Register Operation ..................................................................................210