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參數(shù)資料
| 型號： | U3900BM |
| 英文描述： | Programmable Telephone Audio Processor |
| 中文描述： | 程控電話音頻處理器 |
| 文件頁數(shù)： | 9/34頁 |
| 文件大?。?/td> | 762K |
| 代理商： | U3900BM |
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U3900BM
Target Specification
Rev. A2, 25-Aug-98
17 (34)
Register
Group
No
Name
Description
Status
R6
Sidetone
R6B0
FOFFC
Speed up offset canceller
0
R6B1
DTAMAGC
Decay time answering machiune AGC
0
R6B2
SL0
Slope adjustment for sidetone LSB
0
R6B3
SL1
Slope adjustment for sidetone MSB
0
R6B4
LF0
Low-frequency adjustment for sidetone LSB
0
R6B5
LF1
Low-frequency adjustment for sidetone
0
R6B6
LF2
Low-frequency adjustment for sidetone
0
R6B7
LF3
Low-frequency adjustment for sidetone MSB
0
R7
Sidetone
R7B0
P0
Pole adjustment for sidetone LSB
0
AGARX
R7B1
P1
Pole adjustment for sidetone
0
R7B2
P2
Pole adjustment for sidetone
0
R7B3
P3
Pole adjustment for sidetone
0
R7B4
P4
Pole adjustment for sidetone MSB
0
R7B5
AGARX0
Gain receive AGC LSB
0
R7B6
AGARX1
Gain receive AGC
0
R7B7
AGARX2
Gain receive AGC MSB
0
R8
EARA
R8B0
EA0
Gain earpiece amplifier LSB
0
PS
R8B1
EA1
Gain earpiece amplifier
0
R8B2
EA2
Gain earpiece amplifier
0
R8B3
EA3
Gain earpiece amplifier
0
R8B4
EA4
Gain earpiece amplifier MSB
0
R8B5
IMPSEL
Line-impedance selection (1 = 1 k
W)
0
R8B6
LOMAKE
Short circuit during pulse dialing
0
R8B7
SD
Shut down
0
R9
AFS
R9B0
AFS0
AFS gain adjustment LSB
0
R9B1
AFS1
AFS gain adjustment
0
R9B2
AFS2
AFS gain adjustment
0
R9B3
AFS3
AFS gain adjustment
0
R9B4
AFS4
AFS gain adjustment
0
R9B5
AFS5
AFS gain adjustment MSB
0
R9B6
AFSM
AFS mode
0
R9B7
ALT
Antilarsen threshold
0
R10
SA
R10B0
SA0
Gain speaker amplifier LSB
0
R10B1
SA1
Gain speaker amplifier
0
R10B2
SA2
Gain speaker amplifier
0
R10B3
SA3
Gain speaker amplifier
0
R10B4
SA4
Gain speaker amplifier MSB
0
R10B5
SE
Speaker amplifier single-ended mode
0
R10B6
LSCUR0
Speaker amplifier charge-current adjustment LSB
0
R10B7
LSCUR1
Speaker amplifier charge-current adjustment MSB
0
R11
ADC
R11B0
ADC0
Input selection ADC
0
R11B1
ADC1
Input selection ADC
0
R11B2
ADC2
Input selection ADC
0
R11B3
ADC3
Input selection ADC
0
R11B4
NWT
Network tuning
0
R11B5
SOC
Start of ADC conversion
0
R11B6
ADCR
Selection of ADC range
0
R11B7
MSKIT
Mask for interrupt bits
0
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