wm8595 Wolfson Microelectronics plc, wm8595 Datasheet - Page 52

• Manufacturer Part Number: wm8595
• Description: 24-bit 192khz 2vrms Multi-channel Codec
• Manufacturer: Wolfson Microelectronics plc

WM8595
Figure 26 R2 – DAC1 Control Register 1
w
R2 (02h) – DAC Control Register 1 (DAC1_CTRL1)
Default
Default
DAC1_OP_MUX[1:0]
Read
Write
Read
Write
Bit #
Bit #
DAC1_DEEMPH
DAC1_FMT[1:0]
DAC1_WL[1:0]
DAC1_MUTE
DAC1_ZCEN
DAC1_BCP
DAC1_LRP
DAC1_EN
Function
DAC1_ZCEN
N/A
15
0
7
0
1
DAC1 Audio Interface Format
00 = Right Justified
01 = Left Justified
10 = I
11 = DSP
DAC1 Audio Interface Word Length
00 = 16-bit
01 = 20-bit
10 = 24-bit
11 = 32-bit (not available in Right Justified mode)
DAC1 BCLK Polarity
0 = DACBCLK not inverted – data latched on rising edge of BCLK
1 = DACBCLK inverted – data latched on falling edge of BCLK
DAC1 LRCLK Polarity
0 = DACLRCLK not inverted
1 = DACLRCLK inverted
DAC1 Deemphasis
0 = No deemphasis
1 = Apply 44.1kHz deemphasis
DAC1 Digital Volume Control Zero Cross Enable
0 = Do not use zero cross
1 = Use zero cross
DAC1 Enable
0 = DAC disabled
1 = DAC enabled
DAC1 Softmute
0 = Normal operation
1 = Softmute applied
DAC1 Digital Monomix
00 = Stereo (Normal Operation)
01 = Mono (Left data to DAC1R)
10 = Mono (Right data to DAC1L)
11 = Digital Monomix, (L+R)/2
DEEMPH
DAC1_
N/A
14
0
0
6
0
2
S
DAC1_LRP
N/A
13
0
0
5
0
DAC1_BCP
N/A
12
0
0
4
0
Description
DAC1_OP_MUX[1:0]
11
3
0
1
DAC1_WL[1:0]
N/A = Not Applicable (no function implemented)
10
0
2
0
DAC1_MUTE
PD, Rev 4.1, April 2010
9
0
1
1
DAC1_FMT[1:0]
Production Data
DAC1_EN
8
0
0
0
52