WM8959 Wolfson Microelectronics Ltd., WM8959 Datasheet - Page 42

• Manufacturer Part Number: WM8959
• Description: Mobile Multimedia DAC with Dual-mode Class AB/D Speaker Driver
• Manufacturer: Wolfson Microelectronics Ltd.

WM8959
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Table 5 Input PGA Volume Control
R27 (1Bh)
REGISTER
ADDRESS
4:0
8
7
6
4:0
BIT
RIN12VOL
[4:0]
IPVU[3]
RI34MUTE
RI34ZC
RIN34VOL
[4:0]
LABEL
01011b
(0dB)
N/A
1b
0b
01011b
(0dB)
DEFAULT
RIN12 Volume
(See Table 6 for volume range)
Input PGA Volume Update
Writing a 1 to this bit will cause all input
PGA volumes to be updated
simultaneously (LIN12, LIN34, RIN12 and
RIN34)
RIN34 PGA Mute
0 = Disable Mute
1 = Enable Mute
RIN34 PGA Zero Cross Detector
0 = Change gain immediately
1 = Change gain on zero cross only
RIN34 Volume
(See Table 6 for volume range)
DESCRIPTION
PP, May 2008, Rev 3.1
Pre-Production
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