ics9lprs535 Integrated Device Technology, ics9lprs535 Datasheet - Page 11

• Manufacturer Part Number: ics9lprs535
• Description: Integrated Circuit Systems, Inc.
• Manufacturer: Integrated Device Technology

1461A—07/28/09
Byte 0 FS Readback and PLL Selection Register
Byte 1 DOT96 Select and PLL3 Quick Config Register
Byte 2 Output Enable Register
Byte 3 Output Enable Register
Bit
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
7
6
5
4
3
2
1
0
13/14
Pin
Pin
Pin
Pin
-
-
-
-
-
-
-
-
Integrated
Circuit
Systems, Inc.
PLL1_SSC_SEL
SRC_Main_SEL
SRC8/ITP_OE
PD_Restore
SATA_SEL
SRC0_SEL
PCIF5_OE
PLL3_CF3
PLL3_CF2
PLL3_CF1
PLL3_CF0
SRC7_OE
SRC5_OE
SRC4_OE
iAMT_EN
Reserved
Reserved
PCI4_OE
Reserved
Reserved
Reserved
PCI0_OE
Reserved
Reserved
Reserved
Reserved
PCI_SEL
USB_OE
REF_OE
Name
Name
Name
Name
FSLC
FSLB
FSLA
1 = on Power Down de-assert return to last known state
This bit is ignored and treated at '1' if device is in iAMT
0 = clear all SMBus configurations as if cold power-on
Output enable for REF, if disabled output is tri-stated
Set via SMBus or dynamically by CK505 if detects
CPU Freq. Sel. Bit (Least Significant)
CPU Freq. Sel. Bit (Most Significant)
Select 0.5% down or center SSC
Output enable for SRC8 or ITP
Select source for SATA clock
and go to latches open state
Select source for SRC Main
PLL3 Quick Config Bit 3
PLL3 Quick Config Bit 2
PLL3 Quick Config Bit 1
PLL3 Quick Config Bit 0
Output enable for SRC7
Output enable for SRC5
Output enable for SRC4
Select SRC0 or DOT96
Output enable for PCI5
Output enable for PCI4
Output enable for PCI0
Output enable for USB
CPU Freq. Sel. Bit
Description
dynamic M1
Description
Description
Description
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
PCI_SEL
mode.
11
Type
Type
Type
Type
RW
RW
RW SATA = SRC_Main
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
R
R
R
R
R
R
R
R
R
SRC Main = PLL1
Configuration Not
Output Disabled
Output Disabled
Output Disabled
Output Disabled
Output Disabled
Output Disabled
Output Disabled
Output Disabled
Output Disabled
See Table 1 : CPU Frequency Select
PCI from PLL1
Legacy Mode
Down spread
25MHz from PLL3 Quick Config
Saved
SRC0
0
0
0
0
ICS9LPRS535
Table
Configuration Saved
SRC Main = PLL3
Output Enabled
Output Enabled
Output Enabled
Output Enabled
Output Enabled
Output Enabled
Output Enabled
Output Enabled
Output Enabled
iAMT Enabled
SATA = PLL2
Center spread
SRC_MAIN
PCI from
DOT96
1
1
1
1
Datasheet
Default
Default
Default
Default
Latch
Latch
Latch
0
0
0
0
1
0
0
1
1
1
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1