參數(shù)資料
型號： TECO3264
廠商： Lineage Power
英文描述： 32-Channel Echo Canceller(32通道回波清除器)
中文描述： 32通道回聲消除器（32通道回波清除器）
文件頁數(shù)： 113/128頁
文件大?。?/td> 2328K
代理商： TECO3264
Data Sheet
August 1999
TECO3264 32-Channel Echo Canceller
113
Lucent Technologies Inc.
Register Architecture
(continued)
Page 0 Read/Write Registers 000
—
07FE
(continued)
High-Side 2100 Hz Peak Count Register
Table 118. High-Side 2100 Hz Peak Count Register (07D) [A4]
Enable ê Threshold Register
Table 119. Enable ê Threshold Register (07E) [18]
Enable ê Threshold Register
Table 120. Enable ê Threshold Register (07F) [C0]
Bit
5—0
Symbol
HICT2[5:0]
Parameter Name and Description
High-Side Peak Count 2 (TD2) [5:0].
(See High-Peak Count Register (03E) [E3], Table
55, on page 84.) Number of peaks in the interval of the high side of 2100 Hz for tone
detector 2 (TD2). Tone detector 2 will operate between 62.5 x LOWCT2 and 62.5 HICT2
Hz.
Range: 0 to 64.
Step: 1.
f
HIGH2
= 62.5 x HICT2.
Recommended value = 100100.
Reserved.
Set to 0.
NES1 Declaration Advance
:
Advances the NES1 declaration by 1 sample.
6
7
—
NMODE
0 = Disable.
1 = Enable [recommended value].
Bit
7—0
Symbol
EETHR[13:0]
Parameter Name and Description
Enable ê Threshold [7:0].
(See Enable ê Threshold Register (07F) [C0], Table 120
below, for EETHR[13:8].) The minimum value for ê (subtractor output) for which a deter-
mination of virtual echo. Enabled by EEMODE (bit 6 of Enable ê Threshold Register
(07F) [C0], Table 120, on page 113).
Recommended value = 00011000.
Bit
5—0
Symbol
EETHR[13:0]
Parameter Name and Description
ê Enable Threshold [13:8].
(See Enable ê Threshold Register (07E) [18], Table 119, on
page 113, for EETHR[7:0].)
Recommended value = 000000.
ê Enable Mode.
Enables use of EETHR[7:0] bits [7:0] of Enable ê Threshold Register
(07E) [18], Table 119 above and EETHR[13:8] bits [5:0] of this register.
6
EEMODE
0 = EETHR disabled.
1 = EETHR enabled [recommended value].
Clamp ê Enable.
Clamps ê to 0x1F00.
7
CENABLE
0 = Disable.
1 = Enable [recommended value].
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