w83195bg-101 Winbond Electronics Corp America, w83195bg-101 Datasheet - Page 16

• Manufacturer Part Number: w83195bg-101
• Description: Winbond Clock Generator For Intel 915/925 Chipsets
• Manufacturer: Winbond Electronics Corp America

7.11 Register 10: Reserved (Default: 3Bh)
7.12 Register 11: Spread Spectrum Programming (Default: 0Bh)
7.13 Register 12: Divisor Control (Default: 72h)
BIT
BIT
BIT
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
SRC_SPSPEN
N3VAL<6>
N3VAL<5>
N3VAL<4>
N3VAL<3>
N3VAL<2>
N3VAL<1>
N3VAL<0>
Reserved
KVAL6
KVAL5
KVAL4
KVAL3
KVAL2
KVAL1
KVAL0
SP_UP [3]
SP_UP [2]
SP_UP [1]
SP_UP [0]
SP_DOWN [3]
SP_DOWN [2]
SP_DOWN [1]
SP_DOWN [0]
NAME
NAME
NAME
PWD
PWD
PWD
STEPLESS FOR INTEL 915/925 CHIPSETS
X
X
X
X
X
X
X
0
0
0
1
1
1
0
1
1
0
0
0
0
1
0
1
1
Enable SRC spread spectrum feature,1: Enable, 0: Disable R/W
Programmable N3 divisor 6~0 for programmable SATA
clock.
Spread Spectrum Up Counter bit 3 ~ bit 0.
Spread Spectrum Down Counter bit 3 ~ bit 0
2’s complement representation.
Ex: 1 -> 1111; 2 -> 1110; 7 -> 1001; 8 -> 1000
Reserved
Reserved
Reserved
Define the CPU divider ratio
Refer to Table-2
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DESCRIPTION
DESCRIPTION
DESCRIPTION
W83195BR/G-101
TYPE
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
TYPE
TYPE
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W