w83194br-603 Winbond Electronics Corp America, w83194br-603 Datasheet - Page 18

• Manufacturer Part Number: w83194br-603
• Description: Winbond Clock Generator For Intel P4 Springdale Series Chipset
• Manufacturer: Winbond Electronics Corp America

7.17 Register 16: Control Register (Default: 24h)
7.18 Register 17: Slew rate Control Register (Default: 00h)
7.19 Register 18: Slew rate Control Register (Default: 00h)
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
INV_3V66
INV_PCI
SSKEW [2]
SSKEW [1]
SSKEW [0]
PSKEW [2]
PSKEW [1]
PSKEW [0]
PCI_F2_S2
PCI_F2_S1
PCI_F0_S2
PCI_F0_S1
3V66_2_S2
3V66_2_S1
3V66_10_S2
3V66_10_S1
PCI_65_S2
PCI_65_S1
PCI_42_S2
PCI_42_S1
PCI_10_S2
PCI_10_S1
REF_S2
REF_S1
CLOCK GEN. FOR INTEL P4 SPRINGDALE/PRESCOTT SERIES CHIPSET
NAME
NAME
NAME
PWD
PWD
PWD
0
0
1
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Invert the 3V66 phase, 0: Default, 1: Inverse
Invert the PCI phase, 0: Default, 1: Inverse
CPU to SRC skew control, Skew resolution is 340ps
Expand the skew direction is same as
CPU_SRC_SKEW [2:0] setting
CPU to PCI skew control, Skew resolution is 340ps
Expand the skew direction is same as
CPU_PCI_SKEW [2:0] setting
PCI_F2 slew rate control
11: Strong, 00: Weak, 10/01: Normal
PCI_F1 / PCI_F0 slew rate control
11: Strong, 00: Weak, 10/01: Normal
3V66_2 slew rate control
11: Strong, 00: Weak, 10/01: Normal
3V66_1 /3V66_0 slew rate control
11: Strong, 00: Weak, 10/01: Normal
PCI6, 5 slew rate control
11: Strong, 00: Weak, 10/01: Normal
PCI4, 3,2 slew rate control
11: Strong, 00: Weak, 10/01: Normal
PCI1, 0 slew rate control
11: Strong, 00: Weak, 10/01: Normal
REF0, 1 slew rate control
11: Strong, 00: Weak, 10/01: Normal
W83194BR-603/W83194BG-603
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DESCRIPTION
DESCRIPTION
DESCRIPTION