WM8738-EV1M
WOLFSON MICROELECTONICS LTD
Rev 2.1 August 2002
4
LINKS
LINKS & JUMPERS
DESCRIPTION
SW3
(FMT)
Pins 1 & 2 SHORT – Left Justified mode
Pins 2 & 3 SHORT – I2S mode
SW4
(NOHP)
Pins 1 & 2 SHORT – Digital HPF Disabled
Pins 2 & 3 SHORT – Digital HPF Enabled
SW5
Pins 1 & 2 SHORT – Active anti-alias filter input selected
Pins 2 & 3 SHORT – RC filter only selected
SW6
Pins 1 & 2 SHORT – Active anti-alias filter input selected
Pins 2 & 3 SHORT – RC filter only selected
SW8
Pins 1 & 2 SHORT – Standard CS8427 BCLK selected
Pins 2 & 3 SHORT – Multi-rate BCLK selected
SW9
Pins 1 & 2 SHORT – Standard CS8427 LRCLK selected
Pins 2 & 3 SHORT – Multi-rate LRCLK selected
J9
External multi-rate MCLK input
Table 2 Links
SWITCHES
SWITCH DESCRIPTION
SW1
(DATA FORMAT)
6 5 4 3 2 1 DATA FORMAT
0 0 1 0 0 1 I2S Compatible
0 0 0 0 0 1 Left Justified
SW2
The CS8427 may be RESET by pressing and releasing switch SW2. This is
required if the switches on SW1 are changed after the board is powered up.
SW7
(MCLK RATE)
4 3 2 1 MCLK RATE
1 0 0 0 256fs
0 1 0 0 384fs
0 0 1 0 512fs
0 0 0 1 768fs
Table 3 Switches
