
COMMERCIALTEMPERATURERANGE
8
IDTCV110N
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR
BYTE 7
Bit
Output(s) Affected
Description / Function
0
1
Type
Power On
0
Vendor ID
R
1
Vendor ID
R
0
2
Vendor ID
R
1
3
Vendor ID
R
0
4
Revision ID
R
0
5
Revision ID
R
1
6
Revision ID
R
1
7
Revision ID
R
0
BYTE 6
Bit
Output(s) Affected
Description / Function
0
1
Type
Power On
0
CPU[2:0]
FSA latched value on power up
R
1
CPU[2:0]
FSB latched value on power up
R
2
CPU[2:0]
FSC latched value on power up
R
3
PCI, SRC
Software PCI_STOP control for
Stop all PCI, PCIF, and
Software STOP
RW
1
PCI and SRC CLK
SRC which can be stopped
Disabled
by PCI_STOP#
4
REF
REF drive strength
1x drive
2x drive
1
5
Reserve
0
6
Test clock mode entry control
Normaloperation
Testmode,controlled
RW
0
by Byte 6, Bit 7
7
CPU, SRC, PCI
Only valid when Byte 6, Bit 7
Hi-Z
REF/N
0
PCIF, REF,
is HIGH
USB48, DOT96
BYTE 8
Bit
Output(s) Affected
Description / Function
0
1
Type
Power On
0
One cycle read
disable
enable
RW
0
1
N Programming enable
Disable
enable
RW
0
2
Reserve
RW
0
3
USB48
USB 48 Strength control
1x
2x
RW
0
4
USB PLL power down
normal
Power down
RW
0
5
SRC PLL power down
normal
Power down
RW
0
6
CPU PLL power down
normal
Power down
RW
0
7
SRC, PLL2, SSC enable
Only valid when Byte1 bit0 is 1
disable
enable
RW
1