参数资料
型号: AS3543-ECTP
厂商: ams
文件页数: 58/92页
文件大小: 0K
描述: IC CODEC AUDIO FRONT END 68CTBGA
标准包装: 4,000
类型: 音频编解码器
应用: 便携式音频,电话
安装类型: 表面贴装
封装/外壳: 68-TFBGA
供应商设备封装: 68-CTBGA(6x6)
包装: 带卷 (TR)
www.austriamicrosystems.com
Revision 1.11
60 - 91
AS3543 3v2
Data Sheet - R e g i s t e r D e f i n i t i o n
Table 48. LINE_IN_R Register
Name
Base
Default
LINE_IN_R
2-wire serial
00h
Offset: 0Ah
Right Line Input Register
Configures the gain from right analog line input MUX E to mixer input (Σ) and controls
MUTE switch B.
This register is reset when the block is disabled in AudioSet1 register (14h) or at a
AVDD27-POR. The register cannot be written when the block is disabled.
Bit
Bit Name
Default
Access
Bit Description
7
LI_HIQ
0
R/W
0: line input set to low power mode
1: line input set to high quality mode
6
MUX_E
0
R/W
Selects the line input
0: MUX_E output connected to Line Input 1
1: MUX_E output connected to Line Input 2
5
MUTE_B_OFF
0
R/W
Control of MUTE switch B
0: right line input is set to mute
1: normal operation
4:0
LIR_VOL<4:0>
00000
R/W
volume settings for right line input, adjustable in 32 steps @
1.5dB; gain from MUX output (N27) to mixer input (N10)
11111: 6 dB gain
11110: 4.5 dB gain
..
00001: -39 dB gain
00000: -40.5 dB gain
Table 49. LINE_IN_L Register
Name
Base
Default
LINE_IN_L
2-wire serial
00h
Offset: 0Bh
Left Line Input Register
Configures the gain from analog left line input MUX E to mixer input (Σ) and controls
MUTE switch G.
This register is reset when the block is disabled in AudioSet1 register (14h) or at a
AVDD27-POR. The register cannot be written when the block is disabled.
Bit
Bit Name
Default
Access
Bit Description
7
LO_DISCHG_OFF
0
R/W
0: normal operation
1: disables discharge resitors. Need if the line ouptut is directly
connected to the line input for useing the same connector.
6
LI_MODE
0
R/W
Selects the line input mode
0: stereo
1: 2x mono single ended
5
MUTE_G_OFF
0
R/W
Control of MUTE switch G
0: left line input is set to mute
1: normal operation
4:0
LIL_VOL<4:0>
00000
R/W
volume settings for left line input, adjustable in 32 steps @
1.5dB; gain from MUX output (N28) to mixer input (N17)
11111: 6 dB gain
11110: 4.5 dB gain
..
00001: -39 dB gain
00000: -40.5 dB gain
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