zl50212 Zarlink Semiconductor, zl50212 Datasheet - Page 30

• Manufacturer Part Number: zl50212
• Description: 288 Channel Voice Echo Canceller
• Manufacturer: Zarlink Semiconductor

30
ZL50212
Note: Bits marked with “0” are reserved bits and should be written “0”
Bit 7
Bit 7
NS7
Amplitude of MU
Bit 7
FD7
0
1.0
2
-16
Power-up
Power-up
Power-up
00
00
00
hex
hex
hex
Flat Delay (FD
Bit 6
Bit 6
NS6
Bit 6
FD6
0
7-0
)
ECA: Decay Step Number Register (NS)
ECB: Decay Step Number Register (NS)
ECA: Decay Step Size Control Register
ECB: Decay Step Size Control Register
Bit 5
Bit 5
NS5
Bit 5
FD5
0
ECA: Flat Delay Register (FD)
ECB: Flat Delay Register (FD)
FIR Filter Length (512 or 1024 taps)
Figure 16 - The MU Profile
Zarlink Semiconductor Inc.
Bit 4
Bit 4
NS4
Bit 4
FD4
0
(SSC)
(SSC)
Bit 3
FD3
Bit 3
NS3
Bit 3
0
Bit 2
FD2
SSC2
Bit 2
NS2
Bit 2
Step Size (SS)
Number of Steps (NS
04
24
07
06
26
27
hex
hex
Bit 1
FD1
SSC1
hex
hex
hex
hex
Bit 1
NS1
Bit 1
R/W Address:
R/W Address:
R/W Address:
R/W Address:
R/W Address:
R/W Address:
+ Base Address
+ Base Address
+ Base Address
+ Base Address
+ Base Address
+ Base Address
Data Sheet
Bit 0
FD0
SSC0
7-0
Bit 0
NS0
Bit 0
Time
)