PIC18F2331_07 Datasheet, PDF (29/400 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D

PIC18F2331/2431/4331/4431
REGISTER 2-1: OSCTUNE: OSCILLATOR TUNING REGISTER
U-0
—
bit 7
U-0
R/W-0
R/W-0
R/W-0
R/W-0
—
TUN5
TUN4
TUN3
TUN2
R/W-0
TUN1
R/W-0
TUN0
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-6
bit 5-0
Unimplemented: Read as ‘0’
TUN5:TUN0: Frequency Tuning bits
011111 = Maximum frequency
•
•
•
•
000001
000000 = Center frequency. Oscillator module is running at the calibrated frequency.
111111
•
•
•
•
100000 = Minimum frequency
© 2007 Microchip Technology Inc.
Preliminary
DS39616C-page 27