am79c02 Advanced Micro Devices, am79c02 Datasheet - Page 34

• Manufacturer Part Number: am79c02
• Description: Dual Subscriber Line Audio Processing Circuit Dslac Devices
• Manufacturer: Advanced Micro Devices

24. Write GX Filter Coefficients
25. Read GX Filter Coefficients
26. Write GR Filter Coefficients
27. Read GR Filter Coefficients
34
(80h)
(81h)
(82h)
(83h)
The coefficient for the GX filter is defined as:
The coefficient for the GR filter is defined as:
Command
Input Data Byte 1
Input Data Byte 2
Command
Output Data Byte 1
Output Data Byte 2
Command
Input Data Byte 1
Input Data Byte 2
Command
Output Data Byte 1
Output Data Byte 2
H
H
GX
GR
=
=
1
C10 2
+
Am79C02/03/031(A) Data Sheet
C10 2
–
m10
–
m10
1
+
C40
C20
C40
C20
C40
C20
C40
C20
D
D
D
C20 2
D
1
1
1
1
1
7
7
7
7
+
C20 2
–
m20
D
D
D
D
0
0
0
0
6
6
6
6
–
1
m20
+
C30 2
1
m40
m20
m40
m20
m40
m20
m40
m20
D
D
D
D
0
+
0
0
0
5
5
5
5
C30 2
–
m30
D
D
D
D
0
–
0
0
0
1
4
m30
4
4
4
+
C40 2
1
+
C30
C10
C30
C10
C30
C10
C30
C10
D
D
D
D
C40 2
0
0
0
0
3
3
3
3
–
m40
–
m40
D
D
D
D
0
0
0
0
2
2
2
2
m30
m10
m30
m10
m30
m10
m30
m10
D
D
D
D
0
0
1
1
1
1
1
1
D
D
D
D
0
1
0
1
0
0
0
0