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參數(shù)資料
| 型號： | MSM7728 |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 元件分類： | Codec |
| 英文描述： | Single Rail Linear CODEC |
| 中文描述： | 單軌線性編解碼器 |
| 文件頁數(shù)： | 16/23頁 |
| 文件大小： | 150K |
| 代理商： | MSM7728 |
Semiconductor
MSM7728
16/23
FUNCTIONAL DESCRIPTION
Control Data Description
The MSM7728 has eight registers to control the analog pass switch, volume, and tone via an
external CPU.
The data interface consists of 3-bit address data and 5-bit control data in the serial 8-bit format.
The register map is as shown below.
Description of Each Register
CR0 - - - VOL1, VOL2 control
A2
0
A1
0
A0
0
B4
0
0
1
1
B3
0
1
0
1
B2
B1
B0
Function
Remarks
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
VOL1 gain setting
VOL2 gain setting
0dB (standard)
VOL1 and VOL2:
Simultaneous setting
Standard after reset
is released
–12dB
6dB
–6dB
0dB (standard)
6dB
3dB
–3dB
–6dB
–9dB
–12dB
–15dB
AD2 AD1 AD0
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
B4
B3
B2
B1
B0
Function
Read
Enable
Enable
Enable
Enable
Disable
Disable
Disable
Enable
CR0
CR1
CR2
CR3
CR4
CR5
CR6
CR7
VOL1, VOL2 gain setting
VOL3, VOL4 gain setting
SW ON/OFF control
Latch output/SW ON/OFF control
PB tone setting ON/OFF control
Service tone setting ON/OFF control
Ringer tone setting ON/OFF control
Power ON/OFF control
0
1
0
1
0
1
0
1
VOL1
VOL2
VOL3
VOL4
SW5 SW4 SW3 SW2 SW1
—
—
—
PB tone
Service tone
Ringer tone
Power ON/OFF
LA
SW6
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MSM7731 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Dual Echo Canceler & Noise Canceler with Dual Codec for Hands-Free |
| MSM7731-01 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Multifunction PCM CODEC (Voice Signal Processor) |
| MSM7731-02 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Dual Echo Canceler & Noise Canceler with Dual Codec for Hands-Free |
| MSM7731-02GAZ020 | 制造商:ROHM Semiconductor 功能描述: |
| MSM7731-02GAZ03A | 制造商:ROHM Semiconductor 功能描述: |
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