W83195BR-S 데이터 시트보기 (PDF) - Winbond

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W83195BR-S

STEPLESS 200MHZ 3-DIMM CLOCK FOR SOLANO CHIPSET

Winbond 

W83195BR-S

PRELIMINARY

5.1 Register 0: Control Register

Bit @PowerUp

Pin

Description

7

X

6

X

5

X

4

X

3

X

2

1

1

0

0

1

-

FS0#

-

FS1#

-

FS2#

-

FS3#

-

FS4#

-

If Reg0-bit7=1

0 = ± 0.5% Center type Spread Spectrum Modulation

1 = ± 0.25% Center type Spread Spectrum Modulation

If Reg0-bit7=0

0 = 0 ~ - 1 % Down type Spread Spectrum Modulation

1 = 0 ~ - 0.5% Down type Spread Spectrum Modulation

-

0 = Normal

1 = Spread Spectrum enabled

-

1=CENTER SPREAD 0=DOWN SPREAD

5.2 Register 1 : SDRAM Register (1 = Active, 0 = Inactive)

Bit @PowerUp Pin

Description

7

1

38 SDRAM7 (Active / Inactive)

6

1

41 SDRAM6 (Active / Inactive)

5

1

42 SDRAM5 (Active / Inactive)

4

1

43 SDRAM4 (Active / Inactive)

3

1

44 SDRAM3 (Active / Inactive)

2

1

47 SDRAM2 (Active / Inactive)

1

1

48 SDRAM1 (Active / Inactive)

0

1

49 SDRAM0 (Active / Inactive)

5.3 Register 2: PCI Clock Register (1 = Active, 0 = Inactive)

Bit @PowerUp Pin

Description

7

1

20 PCICLK7 (Active / Inactive)

6

1

19 PCICLK6 (Active / Inactive)

5

1

18 PCICLK5 (Active / Inactive)

4

1

16 PCICLK4 (Active / Inactive)

3

1

15 PCICLK3 (Active / Inactive)

2

1

13 PCICLK2 (Active / Inactive)

1

1

12 PCICLK1 (Active / Inactive)

0

1

11 PCICLK0 (Active / Inactive)

Publication Release Date: June 2000

-6-

Revision 0.42

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