W83194BR-C Datasheet, PDF (9/13 Pages) Winbond – 200MHZ CLOCK FOR CAMINO CHIPSET

W83194BR-C
PRELIMINARY
6.4 Register 3: 3V66 Clock Register (1 = Active, 0 = Inactive)
Bit @PowerUp Pin
Description
7
0
- Reserve
6
1
23 3V66_2(Active / Inactive)
5
1
22 3V66_1(Active / Inactive)
4
1
21 3V66_0(Active / Inactive)
3
0
- Reserve
2
0
- Reserve
1
1
19 PCICLK9 (Active / Inactive)
0
1
18 PCICLK8 (Active / Inactive)
6.5 Register 4: PCI Clock Additional Register (1 = Active, 0 = Inactive)
Bit @PowerUp Pin
Description
7
0
- ^{0 = Center type Spread Spectrum Modulation}
1 =0~0.5% Down type Spread Spectrum (Override register bit5)
6
1
1 IOAPIC2 (Active / Inactive)
5
1
45 IOAPIC1 (Active / Inactive)
4
1
46 IOAPIC0 (Active / Inactive)
3
0
- Reserve
2
0
- Reserve
1
0
- Reserve
0
1
2 REF2X (Active / Inactive)
6.6 Register 5: Skew Register
Bit @PowerUp Pin
Description
7
1
- Skew2 (CPU to 3V66 skew program bit)
6
0
- Skew1 (CPU to 3V66 skew program bit)
5
0
- Skew0 (CPU to 3V66 skew program bit)
4
X
- FS3#
3
X
- SEL133/100#
2
X
- FS2#
1
X
- FS1#
0
X
- FS0#
Publication Release Date: Dec. 1999
-9-
Revision 0.40