am79c02 Advanced Micro Devices, am79c02 Datasheet - Page 35
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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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28. Write Z Filter Coefficients
29. Read Z Filter Coefficients
(84h)
(85h)
The Z-transform equation for the Z filter is defined as:
The coefficients are defined as:
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
Input Data Byte 13
Input Data Byte 14
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
for i = 0, 1, 2, 3, 4, 5, 6.
H
Z
i
z
=
z
Cli 2
=
Z
0
+
–
m1i
Z
1
z
1 –
1
+
+
SLAC Products
Z
C2i 2
2
C45
C25
C40
C20
C41
C21
C42
C22
C43
C23
C44
C24
C46
C26
C45
C25
C40
C20
C41
C21
C42
C22
C43
C23
C44
C24
C46
C26
D
z
D
1
1
–
7
7
2
+
–
Z
m2i
3
z
3 –
D
D
1
0
0
6
6
+
+
C3i 2
Z
4
z
–
m45
m25
m40
m20
m41
m21
m42
m22
m43
m23
m44
m24
m46
m26
m45
m25
m40
m20
m41
m21
m42
m22
m43
m23
m44
m24
m46
m26
4
D
D
0
0
+
5
5
–
m3i
---------------------- -
1 Z
–
Z
1
5
6
+
z
D
D
0
–
0
C4i 2
4
1
4
–
C35
C15
C30
C10
C31
C11
C32
C12
C33
C13
C34
C14
C36
C16
C35
C15
C30
C10
C31
C11
C32
C12
C33
C13
C34
C14
C36
C16
D
m4i
D
0
0
3
3
D
D
1
1
2
2
m35
m15
m30
m10
m31
m11
m32
m12
m33
m13
m34
m14
m36
m16
m35
m15
m30
m10
m31
m11
m32
m12
m33
m13
m34
m14
m36
m16
D
D
0
0
1
1
D
D
0
1
0
0
35