wm8352 Wolfson Microelectronics plc, wm8352 Datasheet - Page 87

• Manufacturer Part Number: wm8352
• Description: Wolfson Audioplus? Stereo Codec With Power Management
• Manufacturer: Wolfson Microelectronics plc

Production Data
w
A beep signal on the IN3R pin (see Table 42) can be mixed into OUT2R independently of the right
output mixer (i.e. without mixing the same beep signal into OUT1R).
R111 (6Fh)
Beep
Volume
Table 42 Controlling the “Beep” Path (IN3R to OUT2R)
13.9.3
Some example headphone output configurations are shown below.
ADDRESS
Figure 46 AC-Coupled Headphone Drive
Figure 48 AC-Coupled Headphone Drive
with Common Mode Noise Rejection
HEADPHONE OUTPUTS EXTERNAL CONNECTIONS
BIT
7:5
15
IN3R_TO_O
UT2R
IN3R_OUT2R
_VOL [2:0]
LABEL
DEFAULT
000
0
Beep mixer enable
0 = disabled
1 = enabled
Beep mixer volume:
000 = -15dB
… in +3dB steps
111 = +6dB
Figure 47 DC-Coupled (Capless) Mode
Headphone Drive
DESCRIPTION
PD, June 2009, Rev 4.1
WM8352
87