NEC V850/SA1 mPD703015 Preliminary User's Manual page 11

5.8 Periods Where Interrupt is Not Acknowledged ................................................................................. 130
CHAPTER 6 CLOCK GENERATION FUNCTION ............................................................................. 131
6.1 General.................................................................................................................................................. 131
6.2 Composition ......................................................................................................................................... 131
6.3 Clock Output Function......................................................................................................................... 132
6.3.1 Control registers.......................................................................................................................... 132
6.4 Power Saving Functions...................................................................................................................... 135
6.4.1 General ....................................................................................................................................... 135
6.4.2 HALT mode ................................................................................................................................. 136
6.4.3 IDLE mode .................................................................................................................................. 139
6.4.4 Software STOP mode ................................................................................................................. 141
6.5 Oscillation Stabilization Time ............................................................................................................. 142
CHAPTER 7 TIMER/COUNTER FUNCTION ...................................................................................... 145
7.1 16-bit Timer (TM0, TM1) ....................................................................................................................... 145
7.1.1 Overview ..................................................................................................................................... 145
7.1.2 Function ...................................................................................................................................... 145
7.1.3 Configuration............................................................................................................................... 147
7.1.4 Timer 0, 1 Control Register ......................................................................................................... 150
7.2 Operation .............................................................................................................................................. 158
7.2.1 Operation as interval timer (16 bits) ............................................................................................ 158
7.2.2 PPG output operation.................................................................................................................. 160
7.2.3 Pulse width measurement........................................................................................................... 161
7.2.4 Operation as external event counter ........................................................................................... 168
7.2.5 Operation to output square wave ................................................................................................ 169
7.2.6 Operation to output one-shot pulse............................................................................................. 171
7.2.7 Cautions ...................................................................................................................................... 175
7.3 8-bit Timer (TM2-TM5) .......................................................................................................................... 178
7.3.1 Functions..................................................................................................................................... 178
7.3.2 Configuration............................................................................................................................... 179
7.3.3 Timer n control register ............................................................................................................... 181
7.4 Operation .............................................................................................................................................. 185
7.4.1 Operating as an interval timer (8-bit operation)........................................................................... 185
7.4.2 Operating as external event counter ........................................................................................... 187
7.4.3 Operating as square wave output (8-bit resolution) .................................................................... 188
7.4.4 Operating as 8-bit PWM output................................................................................................... 189
7.4.5 Cautions ...................................................................................................................................... 194
CHAPTER 8 WATCH TIMER .............................................................................................................. 195
8.1 Function ................................................................................................................................................ 195
8.2 Configuration........................................................................................................................................ 196
8.3 Watch Timer Control Register............................................................................................................. 197
8.4 Operation .............................................................................................................................................. 198
8.4.1 Operation as watch timer ............................................................................................................ 198
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