参数资料
型号: CS6403-IL
厂商: CIRRUS LOGIC INC
元件分类: 编解码器
英文描述: Echo-Cancelling Codec
中文描述: A/MU-LAW, PCM CODEC, PQCC44
封装: PLASTIC, LCC-44
文件页数: 21/54页
文件大小: 761K
代理商: CS6403-IL
Register SSI_CR1
B11
CB
0
B10
AGCD
0
B9
res
0
B8
res
0
B7
CAL
0
B6
B5
res
0
B4
res
0
B3
NCC
0
B2
HDD
0
B1
SD
0
B0
ACC
0
GADCI
0
This register is read/written by the CPU every sample time. This register is cleared at Reset by the SSI.
BIT
NAME
VALUE
0
1
0
1
0
0
0
1
0
1
0
0
0
1
0
1
FUNCTION
CB
Codec Bypass
R
Normal operation.
Codec is bypassed by the CPU to facilitate test.
Normal operation.
AGC is disabled. Will affect volume control.
Must be 0.
Must be 0.
Normal operation.
Connect ADC to DAC internally.
Normal operation.
ADC input is grounded to facilitate test.
Must be 0.
Must be 0.
Normal operation.
The network canceller coefficients are cleared.
Normal operation.
Half-duplex mode, which is normally used during
convergence, is disabled.
Normal operation.
Supplementary suppression in the transmit path,
which normally operates in conjunction with the
echo cancellers, is disabled.
Normal operation.
The acoustic canceller coefficients are cleared.
AGCD
AGC Disable
R
res
res
CAL
Reserved for test
Reserved for test
Codec Analog Loopback
R
R
R
GADCI
Ground ADC Input
R
res
res
NCC
Reserved for test
Reserved for test
NEC Coefficient Clear
R
R
R
HDD
Half-Duplex Disable
R
SD
Suppression Disable
0
1
R
ACC
AEC Coefficient Clear
0
1
R
"R" indicates value after Reset
CS6403
DS192PP6
21
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