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| PIC16F882_12 Datasheet, PDF (72/338 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers | |||
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PIC16F882/883/884/886/887
FIGURE 4-6:
INTERNAL OSCILLATOR SWITCH TIMING
HFINTOSC LFINTOSC (FSCM and WDT disabled)
HFINTOSC
LFINTOSC
Start-up Time
2-cycle Sync
IRCF <2:0>
ï¹ï 0
ï½ï 0
System Clock
HFINTOSC LFINTOSC (Either FSCM or WDT enabled)
HFINTOSC
LFINTOSC
IRCF <2:0>
2-cycle Sync
ï¹ï 0
ï½ï 0
System Clock
Running
Running
LFINTOSC HFINTOSC
LFINTOSC
HFINTOSC
Start-up Time 2-cycle Sync
IRCF <2:0>
=0
¼0
System Clock
LFINTOSC turns off unless WDT or FSCM is enabled
Running
DS41291G-page 72
ï£ 2006-2012 Microchip Technology Inc.
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