CY28441 Cypress Semiconductor, CY28441 Datasheet - Page 6

• Manufacturer Part Number: CY28441
• Description: Clock Generator
• Manufacturer: Cypress Semiconductor

Document #: 38-07679 Rev. **
Byte 3: Control Register 3 (continued)
Byte 4: Control Register 4
Byte 5: Control Register 5
Byte 6: Control Register 6
Bit
Bit
Bit
Bit
4
3
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
@Pup
@Pup
@Pup
@Pup
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
SRC[T/C][7:0]
SRC[T/C][7:0]
DOT96T/C
CPU[T/C]2
CPU[T/C]1
CPU[T/C]0
CPU[T/C]2
CPU[T/C]1
CPU[T/C]0
CPU[T/C]2
CPU[T/C]1
CPU[T/C]0
Reserved
Reserved
Name
PCIF1
PCIF0
Name
Name
SRC4
SRC3
SRC2
SRC1
SRC0
Name
REF/N or Hi-Z Select
0 = Hi-Z, 1 = REF/N Clock
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#
0 = Free running, 1 = Stopped with PCI_STP#
Reserved, Set = 0
DOT_PWRDWN Drive Mode
0 = Driven in PWRDWN, 1 = Hi-Z
Reserved, Set = 0
Allow control of PCIF1 with assertion of PCI_STP# or SW PCI_STP#
0 = Free running, 1 = Stopped with PCI_STP#
Allow control of PCIF0 with assertion of PCI_STP# or SW PCI_STP#
0 = Free running, 1 = Stopped with PCI_STP#
Allow control of CPU[T/C]2 with assertion of CPU_STP#
0 = Free running, 1 = Stopped with CPU_STP#
Allow control of CPU[T/C]1 with assertion of CPU_STP#
0 = Free running, 1 = Stopped with CPU_STP#
Allow control of CPU[T/C]0 with assertion of CPU_STP#
0 = Free running, 1 = Stopped with CPU_STP#
SRC[T/C] Stop Drive Mode
0 = Driven when PCI_STP# asserted,1 = Hi-Z when PCI_STP# asserted
CPU[T/C]2 Stop Drive Mode
0 = Driven when CPU_STP# asserted,1 = Hi-Z when CPU_STP# asserted
CPU[T/C]1 Stop Drive Mode
0 = Driven when CPU_STP# asserted,1 = Hi-Z when CPU_STP# asserted
CPU[T/C]0 Stop Drive Mode
0 = Driven when CPU_STP# asserted,1 = Hi-Z when CPU_STP# asserted
SRC[T/C] PWRDWN Drive Mode
0 = Driven when PD asserted,1 = Hi-Z when PD asserted
CPU[T/C]2 PWRDWN Drive Mode
0 = Driven when PD asserted,1 = Hi-Z when PD asserted
CPU[T/C]1 PWRDWN Drive Mode
0 = Driven when PD asserted,1 = Hi-Z when PD asserted
CPU[T/C]0 PWRDWN Drive Mode
0 = Driven when PD asserted,1 = Hi-Z when PD asserted
Description
Description
Description
Description
CY28441
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