PIC24F04KA201 datasheet(166/224 Pages) MICROCHIP

Part #	PIC24F04KA201

Description	14/20-Pin General Purpose, 16-Bit Flash Microcontrollers with nanoWatt XLP??Technology

PDF	224 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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166 / 224 page

PIC24F04KA201 FAMILY

DS39937B-page 164

Preliminary

FOSCSEL: OSCILLATOR SELECTION CONFIGURATION REGISTER

R/P-1

U-0

R/P-1

IESO

—

FNOSC2

FNOSC1

FNOSC0

bit 7

bit 0

Legend:

R = Readable bit

P = Programmable bit

U = Unimplemented bit, read as ‘0’

-n = Value at POR

‘1’ = Bit is set

‘0’ = Bit is cleared

x = Bit is unknown

bit 7

IESO:

Internal External Switchover bit

= Internal External Switchover mode enabled (Two-Speed Start-up enabled)

= Internal External Switchover mode disabled (Two-Speed Start-up disabled)

bit 6-3

Unimplemented:

Read as ‘0’

bit 2-0

FNOSC<2:0>:

Oscillator Selection bits

000

= Fast RC oscillator (FRC)

001

= Fast RC oscillator with divide-by-N with PLL module (FRCDIV+PLL)

010

= Primary oscillator (XT, HS, EC)

011

= Primary oscillator with PLL module (HS+PLL, EC+PLL)

100

= Secondary oscillator (SOSC)

101

= Low-Power RC oscillator (LPRC)

110

= 500 kHz Low-Power FRC oscillator with divide-by-N (LPFRCDIV)

111

= 8 MHz FRC oscillator with divide-by-N (FRCDIV)

PIC24F04KA201 Datasheet(PDF) 166 Page - Microchip Technology

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