NEC V854 UPD703006 User Manual page 11

5.8 Periods Where Interrupt is Not Acknowledged ................................................................ 133
CHAPTER 6 CLOCK GENERATOR FUNCTION ............................................................................. 135
6.1 Features ................................................................................................................................. 135
6.2 Configuration ......................................................................................................................... 135
6.3 Selecting Input Clock ........................................................................................................... 136
6.3.1 Direct mode ................................................................................................................................ 136
6.3.2 PLL mode ................................................................................................................................... 136
6.3.3 Clock control register (CKC) ..................................................................................................... 137
6.4 PLL Lock-up .......................................................................................................................... 139
6.5 Power Save Control .............................................................................................................. 140
6.5.1 General ....................................................................................................................................... 140
6.5.2 Control registers ......................................................................................................................... 142
6.5.3 HALT mode ................................................................................................................................ 143
6.5.4 IDLE mode ................................................................................................................................. 145
6.5.5 Software STOP mode ................................................................................................................ 147
6.6 Specifying Oscillation Stabilization Time ......................................................................... 149
6.7 Clock Output Control ........................................................................................................... 152
6.7.1 Configuration .............................................................................................................................. 152
6.7.2 CLKOUT signal output control .................................................................................................. 152
6.7.3 CLO signal output control .......................................................................................................... 153
CHAPTER 7 TIMER/COUNTER FUNCTION (REAL-TIME PULSE UNIT) ..................................... 157
7.1 Features ................................................................................................................................. 157
7.2 Basic Configuration .............................................................................................................. 158
7.2.1 Timer 0 ....................................................................................................................................... 161
7.2.2 Timer 1 ....................................................................................................................................... 162
7.2.3 Timer 2 ....................................................................................................................................... 164
7.2.4 Timer 3 ....................................................................................................................................... 165
7.3 Control Register .................................................................................................................... 166
7.4 Timer 0 Operation ................................................................................................................. 174
7.4.1 Count operation ......................................................................................................................... 174
7.4.2 Count clock selection ................................................................................................................. 175
7.4.3 Overflow ..................................................................................................................................... 176
7.4.4 Clearing/starting timer ............................................................................................................... 177
7.4.5 Capture operation ...................................................................................................................... 179
7.4.6 Compare operation .................................................................................................................... 181
7.5 Timer 1 Operation ................................................................................................................. 183
7.5.1 Count operation ......................................................................................................................... 183
7.5.2 Count clock selection ................................................................................................................. 183
7.5.3 Overflow ..................................................................................................................................... 184
7.5.4 Clearing/starting timer ............................................................................................................... 185
7.5.5 Capture operation ...................................................................................................................... 186
7.5.6 Compare operation .................................................................................................................... 187
7.6 Timer 2 Operation ................................................................................................................. 188
7.6.1 Count operation ......................................................................................................................... 188
User's Manual U11969EJ3V0UM00
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