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ICS952702 Datasheet(PDF) 6 Page - Integrated Circuit Systems

Part # ICS952702
Description  Programmable Timing Control Hub for K7 System
PDF  17 Pages
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Manufacturer  ICST [Integrated Circuit Systems]
Direct Link  http://www.icst.com
Logo ICST - Integrated Circuit Systems

ICS952702 Datasheet(HTML) 6 Page - Integrated Circuit Systems

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6
Integrated
Circuit
Systems, Inc.
ICS952702
0795D—05/06/05
I
2C Table: Frequency Select Register
Bit 7
FS Source
Frequency H/W IIC
Select
RW
Latch Inputs
IIC
0
Bit 6
SS_EN
Spread Enable Control
RW
OFF
ON
1
Bit 5
SEL12/48MHz
Output Control
RW
12MHz
48MHz
Latch
Bit 4
FS4
Freq Select Bit 4
RW
Latch
Bit 3
FS3
Freq Select Bit 3
RW
Latch
Bit 2
FS2
Freq Select Bit 2
RW
Latch
Bit 1
FS1
Freq Select Bit 1
RW
Latch
Bit 0
FS0
Freq Select Bit 0
RW
Latch
I
2C Table: Output Control Register
Bit 7
24_48MHz
Output Control
RW
Disable
Enable
1
Bit 6
48MHz
Output Control
RW
Disable
Enable
1
Bit 5
SEL24/48MHz
Output Control
RW
24MHz
48MHz
Latch
Bit 4
IOAPIC1
Output Control
RW
Disable
Enable
1
Bit 3
IOAPIC0
Output Control
RW
Disable
Enable
1
Bit 2
Reserved
Reserved
RW
Reserved
Reserved
0
Bit 1
CPUCLKODT1
Output Control
RW
Disable
Enable
1
Bit 0
CPUCLKODT0/C0
Output Control
RW
Disable
Enable
1
I
2C Table: Output Control Register
Bit 7
PCICLK_F1
Output Control
RW
Disable
Enable
1
Bit 6
PCICLK_F0
Output Control
RW
Disable
Enable
1
Bit 5
PCICLK5
Output Control
RW
Disable
Enable
1
Bit 4
PCICLK4
Output Control
RW
Disable
Enable
1
Bit 3
PCICLK3
Output Control
RW
Disable
Enable
1
Bit 2
PCICLK2
Output Control
RW
Disable
Enable
1
Bit 1
PCICLK1
Output Control
RW
Disable
Enable
1
Bit 0
PCICLK0
Output Control
RW
Disable
Enable
1
I
2C Table: Output Control Register
Bit 7
REF2
Output Control
RW
Disable
Enable
1
Bit 6
REF1
Output Control
RW
Disable
Enable
1
Bit 5
REF0
Output Control
RW
Disable
Enable
1
Bit 4
Reserved
Reserved
RW
Reserved
Reserved
0
Bit 3
ZCLK1
Output Control
RW
Disable
Enable
1
Bit 2
ZCLK0
Output Control
RW
Disable
Enable
1
Bit 1
AGPCLK1
Output Control
RW
Disable
Enable
1
Bit 0
AGPCLK0
Output Control
RW
Disable
Enable
1
See Table 1: Frequency Selection Table
1
1
1
2
-
10
9
30
31
PWD
4
3
Name
Control Function
Type
0
17
16
Byte 3
Pin #
23
22
21
20
PWD
15
14
Name
Control Function
Type
0
43
40/39
Byte 2
Pin #
47
46
-
-
26
27
Type
0
PWD
Byte 1
Pin #
Name
Control Function
-
-
27
-
-
-
-
-
Type
0
1
PWD
Byte 0
Pin #
Name
Control Function



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