参数资料
型号: EVAL-ADAU1761Z
厂商: Analog Devices Inc
文件页数: 74/92页
文件大小: 0K
描述: BOARD EVAL FOR ADAU1761
标准包装: 1
系列: SigmaDSP®
主要目的: 音频编解码器
嵌入式: 是,DSP
已用 IC / 零件: ADAU1761
主要属性: 立体声,24 位,8 ~ 96 kHz 采样率,GUI 工具
次要属性: I²C 和 GPIO 接口,2 差分和 1 个立体声单端模拟输入和输出
已供物品: 2 个板,线缆,CD
产品目录页面: 776 (CN2011-ZH PDF)
相关产品: ADAU1761BCPZ-RL-ND - IC SIGMADSP CODEC PLL 32LFCSP
ADAU1761BCPZ-R7-ND - IC SIGMADSP CODEC PLL 32LFCSP
ADAU1761BCPZ-ND - IC SIGMADSP CODEC PLL 32LFCSP
ADAU1761
Rev. C | Page 76 of 92
R36: DAC Control 0, 16,426 (0x402A)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
DACMONO[1:0]
DACPOL
Reserved
DEMPH
DACEN[1:0]
Table 70. DAC Control 0 Register
Bits
Bit Name
Description
[7:6]
DACMONO[1:0]
DAC mono mode. The DAC channels can be set to mono mode within the DAC and output on the left
channel, the right channel, or both channels.
Setting
Mono Mode
00
Stereo (default)
01
Left channel in mono mode
10
Right channel in mono mode
11
Both channels in mono mode
5
DACPOL
Invert input polarity of the DACs.
0 = normal (default).
1 = inverted.
2
DEMPH
DAC de-emphasis filter enable. The de-emphasis filter is designed for use with a sampling rate of 44.1 kHz only.
0 = disabled (default).
1 = enabled.
[1:0]
DACEN[1:0]
DAC enable.
Setting
DACs Enabled
00
Both off (default)
01
Left on
10
Right on
11
Both on
R37: DAC Control 1, 16,427 (0x402B)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
LDAVOL[7:0]
Table 71. DAC Control 1 Register
Bits
Bit Name
Description
[7:0]
LDAVOL[7:0]
Controls the digital volume attenuation for left channel inputs from the left DAC. Each bit corresponds to a
0.375 dB step with slewing between settings. See Table 94 for a complete list of the volume settings.
Setting
Volume Attenuation
00000000
0 dB (default)
00000001
0.375 dB
00000010
0.75 dB
11111110
95.25 dB
11111111
95.625 dB
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