PIC24F16KA102_11 Datasheet, PDF (194/278 Pages) Microchip Technology – 20/28-Pin General Purpose, 16-Bit Flash Microcontrollers with nanoWatt XLP Technology

PIC24F16KA102 FAMILY
REGISTER 26-2: FGS: GENERAL SEGMENT CONFIGURATION REGISTER
U-0
U-0
U-0
U-0
U-0
U-0
—
—
—
—
—
—
bit 7
R/C-1
GSS0
R/C-1
GWRP
bit 0
Legend:
R = Readable bit
-n = Value at POR
C = Clearable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-2
bit 1
bit 0
Unimplemented: Read as ‘0’
GSS0: General Segment Code Flash Code Protection bit
1 = No protection
0 = Standard security is enabled
GWRP: General Segment Code Flash Write Protection bit
1 = General segment may be written
0 = General segment is write-protected
REGISTER 26-3: FOSCSEL: OSCILLATOR SELECTION CONFIGURATION REGISTER
R/P-1
U-0
U-0
U-0
U-0
R/P-1
R/P-1
IESO
—
—
—
—
FNOSC2
FNOSC1
bit 7
R/P-1
FNOSC0
bit 0
Legend:
R = Readable bit
-n = Value at POR
P = Programmable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7
bit 6-3
bit 2-0
IESO: Internal External Switchover bit
1 = Internal External Switchover mode is enabled (Two-Speed Start-up is enabled)
0 = Internal External Switchover mode is disabled (Two-Speed Start-up is disabled)
Unimplemented: Read as ‘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)
DS39927C-page 194
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