IDTCV122C データシートの表示（PDF） - Integrated Device Technology
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IDTCV122C Datasheet PDF : 19 Pages
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IDTCV122C
PROGRAMMABLE FLEXPC™ CLOCK FOR P4 PROCESSOR
BYTE 24
Bit
Output(s) Affected
Description / Function
0
7
H_CBS1
Hard Alarm CPU PLL mode select
6
H_CBS0
(see H_CBS Band Selection table)
5
H_CNS2
Hard Alarm CPU PLL N select
4
H_CNS0
(see H_CNS N Selection table)
3
H_PNS1
Hard Alarm SRC PLL
(PCI Express) N select
2
H_PNS0
(see H_PNS N selection table)
1
0
BYTE 25
Bit
Output(s) Affected
Description / Function
0
7
WD Timer 7 (MSB)
Hard Alarm timer
6
WD Timer 6
Default is 11*290ms
5
WD Timer 5
4
WD Timer 4
3
WD Timer 3
2
WD Timer 2
1
WD Timer 1
0
WD Timer 0 (LSB)
BYTE 26
Bit
Output(s) Affected
Description / Function
0
7
6
5
4
3
Soft Timer 3 (MSB)
2
Soft Timer 2
1
Soft Timer 1
0
Soft Timer 0 (LSB)
Soft alarm timer
COMMERCIAL TEMPERATURE RANGE
1
Type
Power On
RW
0
RW
0
RW
0
RW
0
RW
0
RW
0
1
Type
Power On
RW
0
RW
0
RW
0
RW
0
RW
1
RW
0
RW
1
RW
1
1
Type
Power On
RW
RW
RW
RW
RW
0
RW
0
RW
0
RW
1
BYTE 27
Bit
7
6
5
4
3
2
1
0
Output(s) Affected
Watch Dog Enable
Soft Alarm Enable
Soft RESET#
Hard Alarm Enable
Hard RESET#
Hard Alarm FS
Relatch Enable
TCN8 (MSB)
Description / Function
Watch Dog Enable
Soft Alarm Enable
Soft Reset Enable
Hard Alarm Enable
Hard Reset Enable
Relatch FS[C, B, A]
at Hard Alarm
0
Disable
Disable
Disable
Disable
Disable
Disable
10
1
Type
Enable
RW
Enable
RW
Soft Reset Enable
RW
Enable
RW
Hard Reset Enable
RW
Relatch
RW
RW
Power On
0
0
0
0
0
0
0
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