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PIC16F684-E/ST 데이터시트(PDF) 28 Page - Microchip Technology

부품명 PIC16F684-E/ST
상세설명  14-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology
PDF  164 Pages
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제조업체  MICROCHIP [Microchip Technology]
홈페이지  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC16F684-E/ST 데이터시트(HTML) 28 Page - Microchip Technology

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PIC16F684
DS41202C-page 26
Preliminary
 2004 Microchip Technology Inc.
3.6.3
CHECKING EXTERNAL/INTERNAL
CLOCK STATUS
Checking the state of the OSTS bit (OSCCON<3>) will
confirm if the PIC16F684 is running from the external
clock source as defined by the FOSC bits in the
Configuration Word register (CONFIG) or the internal
oscillator.
FIGURE 3-7:
TWO-SPEED START-UP
Q1
Q2
Q3
Q4
Q1
Q2
Q3
Q4
Q1
0
1
1022 1023
PC
PC + 1
PC + 2
TOST
T
INTOSC
OSC1
OSC2
Program Counter
System Clock



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