cy28445-5 SpectraLinear Inc, cy28445-5 Datasheet - Page 6

• Manufacturer Part Number: cy28445-5
• Description: Clock Generator For Intel Calistoga Chipset
• Manufacturer: SpectraLinear Inc

Rev 1.1, June 30, 2007
Byte 1: Control Register 1 (continued)
Byte 2: Control Register 2
Byte 3: Control Register 3
Bit
Bit
Bit
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
@Pup
@Pup
@Pup
1
1
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
CPU[T/C]1
CPU[T/C]0
CPU
PCI5
PCI4
PCI3
PCI2
PCI1
RESERVED
CPU[T/C]2
PCIF1
SRC7
SRC6
SRC5
SRC4
SRC3
SRC2
SRC1
SRC0
Name
Name
Name
CPU[T/C]1 Output Enable
0 = Disable (Tri-state), 1 = Enabled
CPU[T/C]0 Output Enable
0 = Disable (Tri-state), 1 = Enabled
PLL1 (CPU PLL) Spread Spectrum Enable
0 = Spread off, 1 = Spread on
PCI5 Output Enable
0 = Disabled, 1 = Enabled
PCI4 Output Enable
0 = Disabled, 1 = Enabled
PCI3 Output Enable
0 = Disabled, 1 = Enabled
PCI2 Output Enable
0 = Disabled, 1 = Enabled
PCI1 Output Enable
0 = Disabled, 1 = Enabled
RESERVED
CPU[T/C]2 Output Enable
0 = Disabled (Hi-Z), 1 = Enabled
PCIF1 Output Enable
0 = Disabled, 1 = Enabled
Allow control of SRC[T/C]7 with assertion of PCI_STP# or SW PCI_STP#
0 = Free running, 1 = Stopped with PCI_STP#
Allow control of SRC[T/C]6 with assertion of PCI_STP# or SW PCI_STP#
0 = Free running, 1 = Stopped with PCI_STP#
Allow control of SRC[T/C]5 with assertion of PCI_STP# or SW PCI_STP#
0 = Free running, 1 = Stopped with PCI_STP#
Allow control of SRC[T/C]4 with assertion of PCI_STP# or SW PCI_STP#
0 = Free running, 1 = Stopped with PCI_STP#
Allow control of SRC[T/C]3 with assertion of PCI_STP# or SW PCI_STP#
0 = Free running, 1 = Stopped with PCI_STP#
Allow control of SRC[T/C]2 with assertion of PCI_STP# or SW PCI_STP#
0 = Free running, 1 = Stopped with PCI_STP#
Allow control of SRC[T/C]1 with assertion of PCI_STP# or SW PCI_STP#
0 = Free running, 1 = Stopped with PCI_STP#
Allow control of SRC[T/C]0 with assertion of PCI_STP# or SW PCI_STP#
0 = Free running, 1 = Stopped with PCI_STP#
Description
Description
Description
CY28445-5
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