Preliminary
SN8P1702A/SN8P1703A
8-bit micro-controller build-in 12-bit ADC
OVERVIEW................................................................................................................................. 39
EXTERNAL RESET DESCRIPTION........................................................................................... 40
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OSCILLATORS................................................................................................................ 42
OVERVIEW................................................................................................................................. 42
CLOCK BLOCK DIAGRAM ..................................................................................................... 42
OSCM REGISTER DESCRIPTION......................................................................................... 43
EXTERNAL HIGH-SPEED OSCILLATOR............................................................................... 44
OSCILLATOR MODE CODE OPTION.................................................................................... 44
OSCILLATOR DEVIDE BY 2 CODE OPTION......................................................................... 44
OSCILLATOR SAFE GUARD CODE OPTION ....................................................................... 44
SYSTEM OSCILLATOR CIRCUITS........................................................................................ 45
External RC Oscillator Frequency Measurement .................................................................... 46
INTERNAL LOW-SPEED OSCILLATOR .................................................................................... 47
SYSTEM MODE DESCRIPTION................................................................................................ 48
OVERVIEW............................................................................................................................. 48
NORMAL MODE ..................................................................................................................... 48
SLOW MODE.......................................................................................................................... 48
GREEN MODE........................................................................................................................ 48
POWER DOWN MODE........................................................................................................... 48
SYSTEM MODE CONTROL....................................................................................................... 49
SYSTEM MODE BLOCK DIAGRAM....................................................................................... 49
SYSTEM MODE SWITCHING ................................................................................................ 50
WAKEUP TIME........................................................................................................................... 51
OVERVIEW............................................................................................................................. 51
HARDWARE WAKEUP........................................................................................................... 51
EXTERNAL WAKEUP TRIGGER CONTROL ......................................................................... 52
8
TIMERS COUNTERS....................................................................................................... 53
WATCHDOG TIMER (WDT)....................................................................................................... 53
T0M REGISTER............................................................................................................................. 54
TIMER COUNTER 0 (TC0)......................................................................................................... 55
OVERVIEW............................................................................................................................. 55
TC0M MODE REGISTER........................................................................................................ 56
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