wm9713 Wolfson Microelectronics plc, wm9713 Datasheet - Page 106

• Manufacturer Part Number: wm9713
• Description: Ac?97 Audio + Touchpanel Codec
• Manufacturer: Wolfson Microelectronics plc

2Ch
2Eh
32h
Note: The VRA bit in register 2Ah must be set first to obtain sample rates other than 48kHz
WM9713L
Registers 2Ch, 2Eh 32h and control the sample rates for the stereo DAC, auxiliary DAC and audio ADC, respectively.
w
REGISTER
ADDRESS
all
all
all
BIT
DACSR
AUXDACSR
ADCSR
LABEL
BB80h
(48kHz)
BB80h
(48kHz)
BB80h
(48kHz)
DEFAULT
Stereo DAC Sample Rate Control
1F40h = 8kHz
2B11h = 11.025kHz
2EE0h = 12kHz
3E80h = 16kHz
5622h = 22.05kHz
5DC0h = 24kHz
7D00h = 32kHz
AC44h = 44.1kHz
BB80h = 48kHz
Any other value defaults to the nearest supported
sample rate
AUXDAC Sample Rate Control
1F40h = 8kHz
2B11h = 11.025kHz
2EE0h = 12kHz
3E80h = 16kHz
5622h = 22.05kHz
5DC0h = 24kHz
7D00h = 32kHz
AC44h = 44.1kHz
BB80h = 48kHz
Any other value defaults to the nearest supported
sample rate
Stereo ADC Sample Rate Control
1F40h = 8kHz
2B11h = 11.025kHz
2EE0h = 12kHz
3E80h = 16kHz
5622h = 22.05kHz
5DC0h = 24kHz
7D00h = 32kHz
AC44h = 44.1kHz
BB80h = 48kHz
Any other value defaults to the nearest supported
sample rate
DESCRIPTION
PP Rev 3.2 September 2008
Pre-Production
Variable Rate
Audio /
Sample Rate
Conversion
REFER TO
106