WM8593_07 Datasheet, PDF (63/98 Pages) Wolfson Microelectronics plc – 24-bit 192kHz 2Vrms Multi-Channel CODEC

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WM8593
R7 (07h) – DAC2 Control Register 1 (DAC2_CTRL1)
Bit #
15
14
13
12
Read
0
0
0
0
Write
N/A
N/A
N/A
N/A
Default
0
0
0
0
11
10
DAC2_OP_MUX[1:0]
0
0
9
8
DAC2_MUTE DAC2_EN
0
0
Bit #
Read
Write
Default
7
DAC2_ZCEN
1
Function
DAC2_FMT[1:0]
DAC2_WL[1:0]
DAC2_BCP
DAC2_LRP
DAC2_DEEMPH
DAC2_ZCEN
DAC2_EN
DAC2_MUTE
DAC2_OP_MUX[1:0]
6
5
4
3
2
1
0
DAC2_
DEEMPH
DAC2_LRP DAC2_BCP
DAC2_WL[1:0]
DAC2_FMT[1:0]
0
0
0
1
0
1
0
N/A = Not Applicable (no function implemented)
Description
DAC2 Audio Interface Format
00 = Right Justified
01 = Left Justified
10 = I²S
11 = DSP
DAC2 Audio Interface Word Length
00 = 16-bit
01 = 20-bit
10 = 24-bit
11 = 32-bit (not available in Right Justified mode)
DAC2 BCLK Polarity
0 = DACBCLK not inverted - data latched on rising edge of BCLK
1 = DACBCLK inverted - data latched on falling edge of BCLK
DAC2 LRCLK Polarity
0 = DACLRCLK not inverted
1 = DACLRCLK inverted
DAC2 Deemphasis
0 = No deemphasis
1 = Apply 44.1kHz deemphasis
DAC2 Digital Volume Control Zero Cross Enable
0 = Do not use zero cross
1 = Use zero cross
DAC2 Enable
0 = DAC2 disabled
1 = DAC2 enabled
DAC2 Softmute
0 = Normal operation
1 = Softmute applied
DAC2 Digital Monomix
00 = Stereo (Normal Operation)
01 = Mono (Left data to Right DAC2)
10 = Mono (Right data to Left DAC2)
11 = Digital Monomix, (L+R)/2
Figure 31 R7 – DAC2 Control Register 1
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PP Rev 1.0 January 2007
63