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| PIC16LF1904 Datasheet, PDF (62/288 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology | |||
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PIC16LF1904/6/7
FIGURE 6-4:
INTERNAL OSCILLATOR SWITCH TIMING
HFINTOSC LFINTOSC (WDT disabled)
HFINTOSC
LFINTOSC
Start-up Time
2-cycle Sync
IRCF <3:0>
ï¹ï 0
ï½ï 0
System Clock
HFINTOSC LFINTOSC (WDT enabled)
HFINTOSC
LFINTOSC
IRCF <3:0>
ï¹ï 0
System Clock
2-cycle Sync
ï½ï 0
Running
Running
LFINTOSC HFINTOSC
LFINTOSC
HFINTOSC
Start-up Time 2-cycle Sync
IRCF <3:0>
=0
ï¹0
System Clock
LFINTOSC turns off unless WDT is enabled
Running
DS41569A-page 62
Preliminary
ï£ 2011 Microchip Technology Inc.
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