W83194BR-KT Просмотр технического описания (PDF) - Winbond

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W83194BR-KT

STEP-LESS 3-DIMM K7 CLOCK

Winbond 

W83194BR-KT

PRELIMINARY

7.2.2 Register 1 : CPU Clock Register (1 = enable, 0 = Stopped)

Bit @PowerUp Pin

Description

7

1

- Reserved

6

1

- 1=center type S.S.T.

0= 0-0.5% down type S.S.T.

5

0

- 0 = Normal

1 = Spread Spectrum enabled

4

0

- 0 = ±0.25% Spread Spectrum Modulation

1 = ±0.5% Spread Spectrum Modulation

3

1

- Reserved

2

1

40 SDRAM12 (Active / Inactive)

1

1

43 CPUT0

44 CPUC0 (Active / Inactive)

0

1

46 CPUT_CS (Active / Inactive)

7.2.3 Register 2: PCI Clock Register (1 = enable, 0 = Stopped)

Bit @PowerUp Pin

Description

7

1

- Reserved

6

1

7 PCICLK_F (Active / Inactive)

5

1

- Reserved

4

1

13 PCICLK5 (Active / Inactive)

3

1

12 PCICLK4 (Active / Inactive)

2

1

11 PCICLK3 (Active / Inactive)

1

1

10 PCICLK2 (Active / Inactive)

0

1

8 PCICLK1 (Active / Inactive)

7.2.4 Register 3: SDRAM, 24MHz, 48MHz Clock Register ( 1 = enable, 0 = Stopped )

Bit @PowerUp

7

1

6

1

5

1

4

1

3

1

2

1

1

1

0

1

Pin

Description

48

REF1 (Active / Inactive)

2

REF0 (Active / Inactive)

26

48MHz (Active / Inactive)

25

24_48MHz (Active / Inactive)

17

SDRAM11 (Active / Inactive)

18

SDRAM10 (Active / Inactive)

20

SDRAM 9 (Active / Inactive)

21

SDRAM 8 (Active / Inactive)

Publication Release Date: June 2000

-9-

Revision 0.43

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