參數(shù)資料
型號(hào): AK4538VN
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16Bit DS CODEC with MIC/HP/SPK-AMP
中文描述: 16位副編解碼器麥克風(fēng)/惠普/胰腎聯(lián)合移植腺苷
文件頁(yè)數(shù): 46/70頁(yè)
文件大?。?/td> 485K
代理商: AK4538VN
ASAHI KASEI
[AK4538]
MS0198-E-01
2003/5
- 46 -
ATT+DAC
MIC In
Volume
ALC2
SPK-AMP
AUXIN+
AUXIN-
BEEPM
0dB/+20dB
IPGA
ATT
“MICL”
“DAHS”
“AUXL”
BEEPL
BEEPR
1/2
1/2
“BPMSP”
“BPSSP”
“ALCS”
Figure 44. Speaker-amp switch control
Addr
03H
Register Name
Signal Select 2
R/W
Default
D7
D6
PSLO
R/W
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 Headphone-amp Disable
0: Normal Operation
1: OFF(Default)
The HPR bit should be always “0” during operation.
HPL: Lch Headphone-amp Disable
0: Normal Operation
1: OFF(Default)
The HPL bit should be always “0” during operation.
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: Switch Control from MIC IN to Stereo Mixer.
0: OFF (Default)
1: ON
AUXL: Switch Control from AUX IN to Stereo Mixer.
0: OFF (Default)
1: ON
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