wm8805 Wolfson Microelectronics plc, wm8805 Datasheet - Page 61

• Manufacturer Part Number: wm8805
• Description: 8 1 Digital Interface Transceiver With Pll
• Manufacturer: Wolfson Microelectronics plc

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Production Data
REGISTER
ADDRESS
GPO67
AIFRX
AIFTX
R27
R28
1Ch
1Ah
1Bh
BIT
1:0
3:2
7:4
1:0
3:2
4
5
6
4
5
AIFTX_FMT[1:0]
AIFRX_FMT[1:0]
AIFRX_WL[1:0]
AIFTX_WL[1:0]
AIFRX_BCP
AIFTX_BCP
AIFRX_LRP
AIFTX_LRP
GPO7[3:0]
AIF_MS
LABEL
DEFAULT
0100
10
01
10
01
0
0
0
0
0
1001 = CSUD
1010 = DEEMPH
1011 = CPY_N
1100 = ZEROFLAG
1101 = 0
1111 = 0
Note: GPO2 and GPO7 are only available in 2-
wire software control mode.
Audio Data Format Select
11: DSP mode
10: I
01: Left justified mode
00: Right justified mode
Audio Data Word Length Select
11: 24 bits
10: 24 bits
01: 20 bits
00: 16 bits
BCLK Invert (for master and slave modes)
0 = BCLK not inverted
1 = BCLK inverted
Right, left and I
DSP mode select
1 = invert LRCLK polarity / DSP Mode B
0 = normal LRCLK polarity / DSP Mode A
Audio Data Format Select
11: DSP mode
10: I
01: Left justified mode
00: Right justified mode
Audio Data Word Length Select
11: 24 bits
10: 24 bits
01: 20 bits
00: 16 bits
BCLK Invert (for master and slave modes)
0 = BCLK not inverted
1 = BCLK inverted
Right, left and I
DSP mode select
1 = invert LRCLK polarity / DSP Mode B
0 = normal LRCLK polarity / DSP Mode A
Audio Interface Master/Slave Interface
Select
0 = Slave Mode – LRCLK, BCLK are inputs
1= Master Mode – LRCLK and BCLK are
outputs
↓
2
2
S mode
S mode
2
2
DESCRIPTION
S modes – LRCLK polarity and
S modes – LRCLK polarity and
PD, Rev 4.5, March 2009
WM8805
61