2005-2012 Microchip Technology Inc.
DS39747F-page 101
PIC24FJ128GA010 FAMILY
REGISTER 8-2:
CLKDIV: CLOCK DIVIDER REGISTER
R/W-0
R/W-1
ROI
DOZE2
DOZE1
DOZE0
DOZEN(1)
RCDIV2
RCDIV1
RCDIV0
bit 15
bit 8
U-0
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 15
ROI:
Recover on Interrupt bit
1
= Interrupts clear the DOZEN bit and reset the CPU peripheral clock ratio to 1:1
0
= Interrupts have no effect on the DOZEN bit
bit 14-12
DOZE<2:0>:
CPU Peripheral Clock Ratio Select bits
111
= 1:128
110
= 1:64
101
= 1:32
100
= 1:16
011
= 1:8
010
= 1:4
001
= 1:2
000
= 1:1
bit 11
DOZEN:
DOZE Enable bit(1)
1
= DOZE<2:0> bits specify the CPU peripheral clock ratio
0
= CPU peripheral clock ratio set to 1:1
bit 10-8
RCDIV<2:0>:
FRC Postscaler Select bits
111
= 31.25 kHz (divide-by-256)
110
= 125 kHz (divide-by-64)
101
= 250 kHz (divide-by-32)
100
= 500 kHz (divide-by-16)
011
= 1 MHz (divide-by-8)
010
= 2 MHz (divide-by-4)
001
= 4 MHz (divide-by-2)
000
= 8 MHz (divide-by-1)
bit 7-0
Unimplemented:
Read as ‘0’
Note 1:
This bit is automatically cleared when the ROI bit is set and an interrupt occurs.
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