PIC24FV16KM204 FAMILY
DS33030A-page 250
Advance Information
2013 Microchip Technology Inc.
REGISTER 25-2:
FGS: GENERAL SEGMENT CONFIGURATION REGISTER
REGISTER 25-3:
FOSCSEL: OSCILLATOR SELECTION CONFIGURATION REGISTER
U-0
U-0
U-0
U-0
U-0
U-0
R/C-1
R/C-1
—
—
—
—
—
—
GCP
GWRP
bit 7
bit 0
Legend:
R = Readable bit
C = Clearable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-2
Unimplemented:
Read as ‘
0
’
bit 1
GCP:
General Segment Code Flash Code Protection bit
1
= No protection
0
= Standard security is enabled
bit 0
GWRP:
General Segment Code Flash Write Protection bit
1
= General segment may be written
0
= General segment is write-protected
R/P-1
R/P-1 R/P-1 U-0
U-0
R/P-1
R/P-1
R/P-1
IESO
LPRCSEL
SOSCSRC
—
—
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
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)
bit 6
LPRCSEL:
Internal LPRC Oscillator Power Select bit
1
= High-Power/High-Accuracy mode
0
= Low-Power/Low-Accuracy mode
bit 5
SOSCSRC:
Secondary Oscillator Clock Source Configuration bit
1
= SOSC analog crystal function is available on the SOSCI/SOSCO pins
0
= SOSC crystal is disabled; digital SCLKI function is selected on the SOSCO pin
bit 4-3
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 (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)
Summary of Contents for PIC24FV16KM204 FAMILY
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