WM8750-EV1M
LINKS, JUMPERS AND SWITCHES
LINKS AND JUMPERS
J18 (BCLK)
LINK/JUMPER STATUS
DESCRIPTION
OPEN
Master mode
SHORT
OPEN
Slave mode [default setting]
Master mode
J20 (ADCLRC)
SHORT
OPEN
Slave mode [default setting]
Master mode
J25 (DACLRC)
SHORT
OPEN
Slave mode [default setting]
Master mode
J23
SHORT
OPEN
Slave mode (Ties ADCLRC to DACLRC) [default setting]
OUT signals are AC coupled [default setting]
OUT signals are not AC coupled
Pin 1 – AGND
J32, J33, J34 and J35
J37 (external speaker connection)
J38 (external speaker connection)
J6 (DC input connection)
J11 (DC input connection)
Table 7 Links
SHORT
Pin 2 – +ve speaker connection
Pin 1 – AGND
Pin 2 – -ve speaker connection
Pin 1 – DC signal input
Pin 2 – AGND
Pin 1 – DC signal input
Pin 2 – AGND
SWITCHES
SWITCH STATUS
DESCRIPTION
SW6
After an input data format change has been made using
SW3, the CS8427 will only latch the new settings after
SW6 has been pressed and released.
SW3
1
1
1
1
2
0
0
0
3
0
0
0
4
1
0
0
5
0
0
0
6
0
1
0
DATA FORMAT
(DATA FORMAT)
I2S Compatible [default setting]
24-bit Right Justified
Left Justified
SW4
Pins 1 and 2 SHORT
Pins 2 and 3 SHORT
Pins 1 and 2 SHORT
Pins 2 and 3 SHORT
Pins 1 and 2 SHORT
Pins 2 and 3 SHORT
Pins 1 and 2 SHORT
Pins 2 and 3 SHORT
Pins 1 and 2 SHORT
Pins 2 and 3 SHORT
Pins 1 and 2 SHORT
Pins 2 and 3 SHORT
3-wire (SPI) Control Mode [default setting]
2-wire Control Mode
(Software Control)
SW1, SW2
MIC Input Select (3.5mm Jack Socket)
(R/Line Input 1 Select)
SW5, SW7
Line Input Select (Phono Socket) [default setting]
MIC Input Select (3.5mm Jack Socket)
(R/Line Input 2 Select)
SW8, SW9
Line Input Select (Phono Socket) [default setting]
MIC Input Select (3.5mm Jack Socket)
(R/Line Input 3 Select)
SW27, SW28
(R/LOUT 1 Select)
SW36
Line Input Select (Phono Socket) [default setting]
HP Output Select (3.5mm Jack Socket)
Line Output Select (Phono Socket) [default setting]
Connects to OUT3 for HP output DC reference
Connects to GND for HP output reference [default setting]
Table 8 Switches
Rev 2.0, February 2005
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
