am79c02 Advanced Micro Devices, am79c02 Datasheet - Page 37
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am79c02
Manufacturer Part Number
am79c02
Description
Dual Subscriber Line Audio Processing Circuit Dslac Devices
Manufacturer
Advanced Micro Devices
Datasheet
1.AM79C02.pdf
(48 pages)
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31. Read B Filter Coefficients
32. Write X Filter Coefficients
(87h)
(88h)
The Z-transform equation for the X filter is defined as:
The coefficients for the X filter are defined as:
Command
Output Data Byte 1
Output Data Byte 2
Output Data Byte 3
Output Data Byte 4
Output Data Byte 5
Output Data Byte 6
Output Data Byte 7
Output Data Byte 8
Output Data Byte 9
Output Data Byte 10
Output Data Byte 11
Output Data Byte 12
Output Data Byte 13
Output Data Byte 14
Command
Input Data Byte 1
Input Data Byte 2
Input Data Byte 3
Input Data Byte 4
Input Data Byte 5
Input Data Byte 6
Input Data Byte 7
Input Data Byte 8
Input Data Byte 9
Input Data Byte 10
Input Data Byte 11
Input Data Byte 12
H
X
x
i
=
z
Cli 2
=
X
0
+
–
m1i
X
1
z
1 –
1
+
+
SLAC Products
C2i 2
X
C30
C10
C21
C32
C12
C23
C34
C14
C25
C36
C16
C27
C48
C28
C40
C20
C41
C21
C42
C22
C43
C23
C44
C24
C45
C25
2
D
D
1
1
z
7
7
2 –
+
–
m2i
X
3
z
D
D
1
0
0
–
6
6
3
+
+
C3i 2
X
4
z
m30
m10
m21
m32
m12
m23
m34
m14
m25
m36
m16
m27
m48
m28
m40
m20
m41
m21
m42
m22
m43
m23
m44
m24
m45
m25
4 –
D
D
0
0
5
5
–
+
m3i
X
5
z
1
5 –
+
D
D
0
0
C4i 2
4
4
C20
C31
C11
C22
C33
C13
C24
C35
C15
C26
C37
C17
C38
C18
C30
C10
C31
C11
C32
C12
C33
C13
C34
C14
C35
C15
–
D
D
m4i
0
1
3
3
D
D
1
0
2
2
m20
m31
m11
m22
m33
m13
m24
m35
m15
m26
m37
m17
m38
m18
m30
m10
m31
m11
m32
m12
m33
m13
m34
m14
m35
m15
D
D
1
0
1
1
D
D
1
0
0
0
37