PIC18F45K80-I Datasheet, PDF(69/622 Page) Microchip Technology – 28/40/44/64-Pin, Enhanced Flash Microcontrollers with ECAN and nanoWatt XLP Technology

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PIC18F45K80-I Datasheet, PDF (69/622 Pages) Microchip Technology – 28/40/44/64-Pin, Enhanced Flash Microcontrollers with ECAN and nanoWatt XLP Technology

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PIC18F66K80 FAMILY

FIGURE 4-3:

TRANSITION TIMING TO RC_RUN MODE

Q1 Q2 Q3 Q4 Q1

LF-INTOSC

OSC1

1

2

3

n-1 n

Clock Transition(1)

CPU

Clock

Peripheral

Clock

Program

Counter

PC

PC + 2

Note 1: Clock transition typically occurs within 2-4 TOSC.

Q2 Q3 Q4 Q1 Q2 Q3

PC + 4

FIGURE 4-4:

TRANSITION TIMING FROM RC_RUN MODE TO PRI_RUN MODE

INTOSC

Multiplexer

OSC1

PLL Clock

Output

Q1

Q2

Q3

Q4

TOST(1)

TPLL(1)

CPU Clock

Peripheral

Clock

Program

Counter

PC

SCS<1:0> Bits Changed

OSTS Bit Set

Q1

Q2 Q3 Q4 Q1 Q2 Q3

1 2 n-1 n

Clock

Transition(2)

PC + 2

PC + 4

Note 1: TOST = 1024 TOSC; TPLL = 2 ms (approx). These intervals are not shown to scale.

2: Clock transition typically occurs within 2-4 TOSC.

ï£ 2010-2012 Microchip Technology Inc.

DS39977F-page 69

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