ICS9LPRS545 Datasheet, PDF (12/17 Pages) Integrated Circuit Solution Inc – 48-pin CK505 for Intel Systems

Integrated
Circuit
Systems, Inc.
ICS9LPRS545
Datasheet
Byte 4 Output Enable and Spread Spectrum Disable Register
Bit Pin
Name
Description
7
SRC3_OE
Output enable for SRC3
6
SATA/SRC2_OE
Output enable for SATA/SRC2
5
Reserved
Reserved
4
SRC0/DOT96_OE
Output enable for SRC0/DOT96
3
CPU1_OE
Output enable for CPU1
2
CPU0_OE
Output enable for CPU0
1
PLL1_SSC_ON
Enable PLL1's spread modulation
0
Reserved
Reserved
Type
RW
RW
RW
RW
RW
RW
RW
0
Output Disabled
Output Disabled
Output Disabled
Output Disabled
Output Disabled
Spread Disabled
RW
1
Output Enabled
Output Enabled
Output Enabled
Output Enabled
Output Enabled
Spread Enabled
Default
1
1
0
1
1
1
1
0
Byte 5 Clock Request Enable/Configuration Register
Bit Pin
Name
Description
7
CR#_A_EN
Enable CR#_A (clk req),
PCI0_OE must be = 1 for this bit to take effect
6
CR#_A_SEL
Sets CR#_A to control either SRC0 or SRC2
5
Reserved
Reserved
4
Reserved
Reserved
3
CR#_C_EN
Enable CR#_C (clk req)
2
CR#_C_SEL
Sets CR#_C -> SRC0 or SRC2
1
CR#_D_EN
Enable CR#_D (clk req)
0
CR#_D_SEL
Sets CR#_D -> SRC1 or SRC4
Type
0
RW Disable CR#_A
RW CR#_A -> SRC0
RW
RW
RW Disable CR#_C
RW CR#_C -> SRC0
RW Disable CR#_D
RW
NA, SRC1 not
present
Byte 6 Clock Request Enable/Configuration and Stop Control Register
Bit Pin
Name
Description
7
Reserved
Reserved
6
CR#_F_EN
Enable CR#_F (clk req) -> SRC8
Type
RW
RW
0
Disable CR#_F
1
Enable CR#_A
CR#_A -> SRC2
Enable CR#_C
CR#_C -> SRC2
Enable CR#_D
CR#_D -> SRC4
Default
0
0
0
0
0
0
0
0
1
Enable CR#_F
Default
0
0
5
Reserved
Reserved
RW
0
4
Reserved
Reserved
RW
3
Reserved
Reserved
RW
2
Reserved
Reserved
RW
1
Reserved
Reserved
RW
Stops with
0
SRC_STP_CRTL
If set, SRCs (except SRC1) stop with PCI_STOP# RW Free Running
PCI_STOP#
assertion
Byte 7 Vendor ID/ Revision ID
Bit Pin
Name
7
Rev Code Bit 3
6
Rev Code Bit 2
5
Rev Code Bit 1
4
Rev Code Bit 0
3
Vendor ID bit 3
2
Vendor ID bit 2
1
Vendor ID bit 1
0
Vendor ID bit 0
Description
Revision ID
Rev B = 0001
Rev C = 0010
Vendor ID
ICS is 0001, binary
Type
R
R
R
R
R
R
R
R
0
1
B rev = 0001
C rev = 0010
ICS is 0001
0
0
0
0
0
Default
X
X
X
X
0
0
0
1
1479A—07/28/09
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