PIC18F-LF1XK50 MICROCHIP [Microchip Technology], PIC18F-LF1XK50 Datasheet - Page 294

• Manufacturer Part Number: PIC18F-LF1XK50
• Description: 20-Pin USB Flash Microcontrollers
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18F/LF1XK50
REGISTER 24-2:
DS41350E-page 294
bit 7
Legend:
R = Readable bit
-n = Value when device is unprogrammed
bit 7
bit 6
bit 5
bit 4
bit 3-0
R/P-0
IESO
IESO: Internal/External Oscillator Switchover bit
1 = Oscillator Switchover mode enabled
0 = Oscillator Switchover mode disabled
FCMEN: Fail-Safe Clock Monitor Enable bit
1 = Fail-Safe Clock Monitor enabled
0 = Fail-Safe Clock Monitor disabled
PCLKEN: Primary Clock Enable bit
1 = Primary Clock enabled
0 = Primary Clock is under software control
PLLEN: 4 X PLL Enable bit
1 = Oscillator multiplied by 4
0 = PLL is under software control
FOSC<3:0>: Oscillator Selection bits
1111 = External RC oscillator, CLKOUT function on OSC2
1110 = External RC oscillator, CLKOUT function on OSC2
1101 = EC (low)
1100 = EC, CLKOUT function on OSC2 (low)
1011 = EC (medium)
1010 = EC, CLKOUT function on OSC2 (medium)
1001 = Internal RC oscillator, CLKOUT function on OSC2
1000 = Internal RC oscillator
0111 = External RC oscillator
0110 = External RC oscillator, CLKOUT function on OSC2
0101 = EC (high)
0100 = EC, CLKOUT function on OSC2 (high)
0011 = External RC oscillator, CLKOUT function on OSC2
0010 = HS oscillator
0001 = XT oscillator
0000 = LP oscillator
FCMEN
R/P-0
CONFIG1H: CONFIGURATION REGISTER 1 HIGH
P = Programmable bit
PCLKEN
R/P-1
PLLEN
R/P-0
Preliminary
U = Unimplemented bit, read as ‘0’
x = Bit is unknown
FOSC3
R/P-0
FOSC2
R/P-1
 2010 Microchip Technology Inc.
FOSC1
R/P-1
FOSC0
R/P-1
bit 0