ml7084-001 Oki Semiconductor, ml7084-001 Datasheet - Page 191
ml7084-001
Manufacturer Part Number
ml7084-001
Description
4ch Voip Codec
Manufacturer
Oki Semiconductor
Datasheet
1.ML7084-001.pdf
(225 pages)
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C. Internal data memory for EC0 GLPAD control (EC0_GLPAD_CR)
B15–B4: Reserved bits. Do not change the initial values.
B3, B2: Output level control
B1, B0: Input level control
D. Internal data memory for controlling EC0 Comfort Noise generation function (EC0_CN_CONT)
OKI Semiconductor
These bits control the GPAD level for the echo canceller output gain.
These bits control the LPAD level for the echo canceller input loss.
Initial value: 000Fh
This data memory controls the GLPAD within the echo canceller 0.
Initial value: 0003h (Comfort Noise generation function enabled)
By writing 0000h to this internal data memory, the comfort noise generation function of EC0 will be disabled.
If center clip control and attenuator control are enabled, write 0003h to this internal data memory in order to
enable the comfort noise generation function. On the other hand, if center clip control and attenuator control are
disabled, write 0000h to this internal data memory in order to disable the comfort noise generation function.
The initial values of both center clip control and attenuator control are set to disable. If center clip control and
attenuator control will not be used, write 0000h to this internal data memory.
Initial value
Initial value
Name
Name
(0, 1): +18 dB
(0, 0): +12 dB
(1, 1): +6 dB
(1, 0): 0 dB
(0, 1): –18 dB
(0, 0): –12 dB
(1, 1): –6 dB
(1, 0): 0 dB
Bit
Bit
B15
B7
—
—
0
0
B14
B6
—
—
0
0
B13
B5
—
—
0
0
B12
B4
—
—
0
0
GPAD2
B11
B3
—
0
1
GPAD1
B10
B2
—
0
1
FEDL7224-001FULL-01
LPAD2
B9
B1
—
0
1
ML7224-001TC
LPAD1
B8
B0
—
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