CY28410
Document #: 38-07593 Rev. *C
Page 5 of 18
Byte 1: Control Register 1
Bit
@Pup
Name
Description
7
1
PCIF0
PCIF0 Output Enable
0 = Disabled, 1 = Enabled
6
1
DOT_96T/C
DOT_96 MHz Output Enable
0 = Disable (Hi-Z), 1 = Enabled
5
1
USB_48
USB_48 MHz Output Enable
0 = Disabled, 1 = Enabled
4
1
REF
REF Output Enable
0 = Disabled, 1 = Enabled
3
0
Reserved
Reserved
2
1
CPU[T/C]1
CPU[T/C]1 Output Enable
0 = Disable (Hi-Z), 1 = Enabled
1
1
CPU[T/C]0
CPU[T/C]0 Output Enable
0 = Disable (Hi-Z), 1 = Enabled
0
0
CPUT/C
SRCT/C
PCIF
PCI
Spread Spectrum Enable
0 = Spread off, 1 = Spread on
Byte 2: Control Register 2
Bit
@Pup
Name
Description
7
1
PCI5
PCI5 Output Enable
0 = Disabled, 1 = Enabled
6
1
PCI4
PCI4 Output Enable
0 = Disabled, 1 = Enabled
5
1
PCI3
PCI3 Output Enable
0 = Disabled, 1 = Enabled
4
1
PCI2
PCI2 Output Enable
0 = Disabled, 1 = Enabled
3
1
PCI1
PCI1 Output Enable
0 = Disabled, 1 = Enabled
2
1
PCI0
PCI0 Output Enable
0 = Disabled, 1 = Enabled
1
1
PCIF2
PCIF2 Output Enable
0 = Disabled, 1 = Enabled
0
1
PCIF1
PCIF1 Output Enable
0 = Disabled, 1 = Enabled
Byte 3: Control Register 3
Bit
@Pup
Name
Description
7
0
SRC7
Allow control of SRC[T/C]7 with assertion of SW PCI_STP#
0 = Free running, 1 = Stopped with SW PCI_STP#
6
0
SRC6
Allow control of SRC[T/C]6 with assertion of SW PCI_STP#
0 = Free running, 1 = Stopped with SW PCI_STP#
5
0
SRC5
Allow control of SRC[T/C]5 with assertion of SW PCI_STP#
0 = Free running, 1 = Stopped with SW PCI_STP#
4
0
SRC4
Allow control of SRC[T/C]4 with assertion of SW PCI_STP#
0 = Free running, 1 = Stopped with SW PCI_STP#
3
0
SRC3
Allow control of SRC[T/C]3 with assertion of SW PCI_STP#
0 = Free running, 1 = Stopped with SW PCI_STP#
2
0
SRC2
Allow control of SRC[T/C]2 with assertion of SW PCI_STP#
0 = Free running, 1 = Stopped with SW PCI_STP#