PIC16F684T-I/SL View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16F684T-I/SL

14-Pin, Flash-Based 8-Bit CMOS Microcontrollers with nanoWatt Technology

Microchip Technology 

PIC16F684

3.7.3

CHECKING TWO-SPEED CLOCK

STATUS

Checking the state of the OSTS bit of the OSCCON

register will confirm if the microcontroller is running

from the external clock source, as defined by the

FOSC<2:0> bits in the Configuration Word register

(CONFIG), or the internal oscillator.

FIGURE 3-7:

TWO-SPEED START-UP

HFINTOSC

TOST

OSC1 0 1 1022 1023

OSC2

Program Counter PC - N

PC

System Clock

PC + 1

DS41202F-page 28

© 2007 Microchip Technology Inc.

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