Production Data
WM8741
OVERVIEW OF FUNCTIONS
The WM8741 has many modes of operation, and certain restrictions on what functions are available
in which modes. Table 52 gives an overview of the functions available in hardware and software
control modes across all modes of operation:
SOFTWARE MODE
HARDWARE MODE
FUNCTION
NORMAL
PCM
8FS
DSD
DSD
DIRECT
NORMAL
PCM
DSD
DIRECT
MODE
PLUS
Selectable Digital Filters
De-emphasis Support
Adjustable DSP Dither
Differential Mono Mode
Digital Softmute
5
4
4
3
Analogue Mute
Zero Detect (ZFLAG)
Automute Function
Anti-Clipping Mode
Digital Attenuation
Powerdown Mode
Audio Interface Daisy Chain
3-wire Software Interface
Daisy Chain
Table 52 Comparison of Functions Available across Operating Modes
= function available
= function not available
PD, Rev 4.2, October 2009
43
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
