參數(shù)資料
型號: AK4640
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16BIT CODEC WITH MIC /HP/SPK-AMPl
中文描述: 16位編解碼器麥克風(fēng)/惠普/胰腎聯(lián)合移植,AMPl
文件頁數(shù): 49/76頁
文件大?。?/td> 634K
代理商: AK4640
ASAHI KASEI
[AK4640]
MS0273-E-00
2004/03
- 49 -
ATT+DAC
MIC In
Volume
ALC2
SPK-AMP
AUXIN+
AUXIN-
BEEPM
0dB/+20dB
IPGA
ATT
MICL bit
DAHS bit
AUXL bit
BEEPL
BEEPR
1/2
1/2
BPMSP bit
BPSSP bit
Figure 40. Speaker-amp switch control
ALCS bit
Addr
03H
Register Name
Signal Select 2
R/W
Default
D7
D6
0
RD
0
D5
D4
MICL
R/W
0
D3
D2
D1
HPL
R/W
1
D0
HPR
R/W
1
DAHS
R/W
0
AUXL
R/W
0
BPSHP
R/W
0
BPMHP
R/W
0
HPR: Rch of Headphone-Amp Power Control
0: Normal Operation
1: OFF(Default)
HPL: Lch of Headphone-Amp Power Control
0: Normal Operation
1: OFF(Default)
BPMHP: BEEPM to Headphone-amp Enable
0: OFF (Default)
1: ON
Mono BEEP signal (BEEPM) is mixed to Headphone-amp at the BPMHP bit = “1”.
BPSHP: BEEPL/BEEPR to Headphone-amp Enable
0: OFF (Default)
1: ON
Stereo BEEP signals (BEEPL/BEEPR) is mixed to Headphone-amp at the BPSHP bit = “1”.
MICL: IPGA to Headphone-amp and MOUT2 Enable
0: OFF (Default)
1: ON
IPGA output signal is mixed to Headphone-amp and MOUT2 at the MICL bit = “1”.
AUXL: AUX IN to Stereo Mixer Enable
0: OFF (Default)
1: ON
AUX input signal is mixed to Headphone-amp and MOUT2 at the AUXL bit = “1”.
相關(guān)PDF資料
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AK4640VG 16BIT CODEC WITH MIC /HP/SPK-AMPl
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