PIC16 datasheet(67/418 Pages) MICROCHIP

tên linh kiện	PIC16

Giải thích chi tiết về linh kiện	20-Pin Flash, 8-Bit Microcontrollers with XLP Technology

PDF	418 Pages

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nhà sản xuất	MICROCHIP [Microchip Technology]

Trang chủ	http://www.microchip.com

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 2011-2013 Microchip Technology Inc.

DS40001609C-page 67

PIC16(L)F1508/9

FIGURE 6-3:

RESET START-UP SEQUENCE

Note 1:

Code execution begins 10 FOSC cycles after the FOSC clock is released.

External Oscillators , PWRTEN =

1, IESO = 1

code execution

(1)

External Oscillators , PWRTEN =

0, IESO = 1

Ext. Oscillator

Osc Start-Up Timer

TOST

TPWRT

TOST

VDD

Internal POR

Internal RESET

MCLR

FOSC

Begin Execution

Power-up Timer

Int. Oscillator

code execution

(1)

External Oscillators , PWRTEN =

1, IESO = 0

code

execution

(1)

External Oscillators , PWRTEN =

0, IESO = 0

Ext. Oscillator

Osc Start-Up Timer

code

execution

(1)

TOST

TPWRT

TOST

VDD

Internal POR

Internal RESET

MCLR

FOSC

Begin Execution

Power-up Timer

VDD

Internal POR

External Clock (EC modes), PWRTEN =

Internal RESET

MCLR

FOSC

Begin Execution

Ext. Clock (EC)

Power-up Timer

External Clock (EC modes), PWRTEN =

code execution

(1)

code execution

(1)

TPWRT

Int. Oscillator

code execution

(1)

Internal Oscillator, PWRTEN =

code execution

(1)

TPWRT

VDD

Internal POR

Internal RESET

MCLR

FOSC

Begin Execution

Power-up Timer

Rev. 10-000032A

7/30/2013

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