Datasheet

2006-2014 Microchip Technology Inc. DS70000178D-page 203
dsPIC30F1010/202X
REGISTER 18-5: FOSCSEL: OSCILLATOR SELECTION CONFIGURATION BITS
U-0 U-0 U-0 U-0 U-0 U-0 U-0 U-0
bit 23 bit 16
U-0 U-0 U-0 U-0 U-0 U-0 U-0 U-0
bit 15 bit 8
U-0 U-0 U-0 U-0 U-0 U-0 R/P R/P
FNOSC1 FNOSC0
bit 7 bit 0
Legend:
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
bit 23-2 Unimplemented: Read as ‘0
bit 1-0 FNOSC<1:0>: Initial Oscillator Group Selection on POR bits
00 = Fast RC Oscillator (FRC)
01 = Fast RC Oscillator (FRC) divided by N, with PLL module
10 = Primary Oscillator (HS,EC)
11 = Primary Oscillator (HS,EC) with PLL module