ics9248-134 ETC-unknow, ics9248-134 Datasheet - Page 3

• Manufacturer Part Number: ics9248-134
• Description: Frequency Timing Generator Pentium Ii/iii Systems
• Manufacturer: ETC-unknow

Note 1:
Default at power-up will be latched logic inputs to define frequency, as displayed by Bit 1.
Serial Configuration Command Bitmap
Byte 0: Functionality and frequency select register (Default = 0)
2
B
B
B
7 ,
B
B
t i
t i
t i
t i
t i
4 :
3
0
1
1
1
1
0
0
0
B
-
-
-
-
-
-
F
t i
F
p S
T
0
F
p S
R
4 S
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
e r
s i r
e r
n u
2
e r
e r
u q
u q
a t
i n
d a
d a
n e
e t
n e
g n
s
S
y c
B
l l a
y c
e p
F
e p
t i
3 S
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
t c
s i
s i
t c
o
7
u r
t u
u r
e s
e s
u p
m
m
e l
e l
s t
t c
e
t c
B
i d
F
a n
d e
t i
d e
2 S
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
a s
l b
6
l b
y b
y b
d e
d e
B
a h
B
t i
F
d r
t i
1 S
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
w
7 ,
5
a
e r
4 :
e s
B
F
e l
t i
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0 S
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
, t c
4
D
t a l
s e
i r c
h c
0 1
0 1
0 1
0 1
0 1
0 1
1 1
1 1
1 1
1 1
3 1
2 1
2 1
2 1
3 1
3 1
3 1
3 1
4 1
4 1
5 1
5 1
5 1
5 1
6 1
6 1
6 1
7 1
7 1
7 1
8 1
2 1
i t p
C
d e
. 3
. 5
. 0
. 0
. 7
. 9
. 2
. 4
. 6
. 8
. 3
. 0
. 2
. 5
. 0
. 2
. 3
. 8
. 2
. 6
. 0
. 3
. 6
. 9
. 2
. 5
. 8
. 1
. 4
. 7
. 0
P
. 8
n o
n i
U
0 0
0 0
5 4
0 9
0 1
0 0
0 0
0 0
0 0
0 0
0 3
0 0
0 0
0 0
1 2
0 0
0 0
0 9
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
u p
s t
C
0 5
3 5
4 6
5
5
5
5
5
5
5
5
6
6
6
6
6
6
6
6
7
7
7
7
7
7
8
8
8
8
8
8
9
P
. 1
. 2
. 4
. 6
. 7
. 8
. 9
. 0
. 1
. 2
. 5
. 6
. 9
. 1
. 3
. 5
. 6
. 8
. 9
. 0
. 0
. 6
. 6
. 1
. 2
. 4
. 5
. 7
. 8
2 .
5 .
1 .
U
0 5
0 5
5 4
0 5
0 0
0 0
0 0
0 0
5 6
0 0
0 0
0 5
0 0
0 0
5 9
0 0
0 0
0 0
0 0
0 5
0 0
0 5
0 0
0 5
0 0
0 5
0 0
0 5
0 0
0 5
5 2
5 0
2 /
3 3
5 3
4
4
4
4
3
3
3
3
3
2
2
2
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
4
4
4
P
. 5
. 7
. 8
. 9
. 9
. 0
. 0
. 2
. 3
. 3
. 4
. 5
. 6
. 7
. 9
. 0
. 1
. 2
. 2
. 3
. 4
. 5
. 4
. 3
. 6
. 3
. 1
. 2
. 8
. 9
4 .
7 .
C
0 5
0 0
0 5
0 5
0 0
0 5
0 0
3 3
0 0
3 6
3 3
4 3
3 3
0 0
0 5
5 2
5 0
0 5
0 0
8 4
0 5
0 5
0 5
0 5
5 2
0 0
5 7
5 2
5 7
5 2
0 0
3 8
I
6 6
1 7
4 6
3
6
7
6
7
7
5
5
5
6
6
6
6
6
6
6
6
7
7
7
7
7
7
8
8
8
8
8
8
9
. 0
. 1
. 3
. 5
. 6
. 8
. 9
V
. 8
. 7
. 2
. 4
. 7
. 8
. 9
. 6
. 0
. 1
. 2
. 5
. 6
. 6
. 9
. 1
. 2
. 4
. 5
. 7
. 8
. 0
9 .
4 .
1 .
6 6
7 6
0 0
7 2
7 6
7 6
0 0
0 0
0 0
5 6
0 0
0 0
0 5
0 0
0 0
5 9
0 0
0 0
0 0
0 0
0 5
0 0
0 5
0 0
0 5
0 0
0 5
0 0
0 5
0 0
7 6
0 0
5 0
I
O
6 1
7 1
6 1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
A
. 1
. 1
. 2
. 7
. 7
. 6
. 8
. 8
. 4
. 4
. 4
. 6
. 5
. 5
. 5
. 6
. 6
. 6
. 7
. 7
. 8
. 8
. 9
. 9
. 9
. 0
. 0
. 1
. 2
7 .
8 .
0 .
I P
7 1
0 5
2 8
7 1
7 6
5 2
0 5
5 7
6 6
0 0
5 2
3 6
5 2
0 5
4 7
5 2
5 7
5 2
5 7
0 5
8 8
5 2
3 6
0 0
8 3
5 7
3 1
0 5
3 1
2 4
0 5
6 2
C
ICS9248-134
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P
e s
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0
0
e t
1
v r
D
d e
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