W83195WG-382/W83195CG-382
STEPLESS FOR ATI K8 CLOCK GENERATOR
7.11 Register 10: Reserved ( Default : 3Bh )
7.12 Register 11: ( Default : 0Eh )
AFFECTED PIN/
BIT
PWD
FUNCTION DESCRIPTION
TYPE
FUNCTION NAME(S)
SPH VAL<3>
SPH VAL<2>
SPH VAL<1>
SPH VAL<0>
SPL VAL<3>
7
6
5
4
3
2
1
0
0
0
0
0
1
1
1
0
Spread Spectrum Up Counter bit 3 ~ bit 0.
R/W
Spread Spectrum Down Counter bit 3 ~ bit 0
2’s complement representation.
SPL VAL<2>
SPL VAL<1>
Ex: 1 -> 1111 ; 2 -> 1110 ; 7 -> 1001 ; 8 ->
1000
SPL VAL<0>
7.13 Register 12: ( Default : XXh )
AFFECTED PIN/
BIT
PWD
FUNCTION DESCRIPTION
TYPE
R/W
R/W
FUNCTION NAME(S)
Reserved
7
0
Reserved
6
5
4
3
2
1
0
KVAL<9>
KVAL<5>
KVAL<4>
KVAL<3>
KVAL<2>
KVAL<1>
KVAL<0>
X
X
X
X
X
X
X
Define the PCI divider ratio
Table-2 integrate the all divider configuration
Define the SRC divider ratio
Refer to Table-2
R/W
R/W
Define the CPU divider ratio
Refer to Table-2
Table-2 CPU, SRC, PCI divider ratio selection Table
HTT/PCI
BIT5
SRC
BIT3
CPU
LSB
BIT1,0
0
1
0
1
00
01
10
11
MSB
Bit2/
Bit4/
Bit9
0
Reserved Div10 Reserved
Div12 Div15 Div8
Div6
Div10
Div2
Div8
Div3
Div8
Div4
Div8
Div6
Div8
1
Publication Release Date: Feb 2006
Revision 0.6
- 11 -
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