ICS951402 Datasheet, PDF (13/23 Pages) Integrated Circuit Systems – Programmable Timing Control Hub for P4 processor

Integrated
Circuit
Systems, Inc.
Table 4:Skew Specification on Output Mode
Bit3
Bit2
Bit1
Bit0
0
0
X
X
0
1
X
X
1
0
X
X
1
1
X
X
ICS951402
Advance Information
Skew in ps
500
750
1000
1250
I²C Table: Group Skew Control Register
Byte 19 ^{Pin # Name}
Control
Function
Bit 7
-
Reserved
Reserved
Bit 6
-
Reserved
Reserved
Bit 5
-
Reserved
Reserved
Bit 4
-
Reserved
Reserved
Bit 3
-
Bit 2
-
Bit 1
-
Bit 0
-
AGPSkw3
AGPSkw2
Reserved
Reserved
AGP
Skew Control
Reserved
Reserved
I²C Table: Group Skew Control Register
Byte 20 ^{Pin #}
Name
Control
Function
Bit 7
-
Bit 6
-
Bit 5
-
Bit 4
-
Bit 3
-
Bit 2
-
Bit 1
-
Bit 0
-
PCISkw3
PCISkw2
Reserved
Reserved
PCISkw1
PCISkw0
Reserved
Reserved
PCI_F [1:0]
Skew Control
Reserved
Reserved
PCI [5:0]
Skew Control
Reserved
Reserved
Type
RW
RW
RW
RW
RW
RW
RW
RW
0
1
-
-
-
-
-
-
-
-
See 2-bit Skew
Control at table 4
-
-
-
-
Type
RW
RW
RW
RW
RW
RW
RW
RW
0
1
See 2-bit Skew
Control at table 4
-
-
-
-
See 2-bit Skew
Control at table 4
-
-
-
-
PWD
0
0
0
0
0
0
0
0
PWD
0
0
0
0
0
0
0
0
0660—05/05/05
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