alc658 Realtek Semiconductor Corporation, alc658 Datasheet - Page 25

• Manufacturer Part Number: alc658
• Description: Six-channel Ac?97 2.3 Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

6.1.23. MX36 LFE/Center Master Volume
Default: 8080H
6.1.24. MX38 Surround Master Volume
Default: 8080H
Six-Channel AC’97 2.3 Audio Codec
For LFE/CEN:
For LSR/RSR:
13:8
13:8
5:0
5:0
Bit
Bit
15
14
15
14
7
6
7
6
Type
R/W
R/W
R/W
R/W
Type
R/W
R/W
R/W
R/W
-
-
-
-
00h
3Fh
3Fh
00h
Function
Function
Reserved
LFE Master Volume (LFE[5:0]) in 1.5 dB steps
Reserved
Surround Master Left Volume (LSR[5:0]) in 1.5 dB steps
LFE Mute Control 0: Normal
Center Mute Control 0: Normal
Reserved
Center Master Volume (CNT[5:0]) in 1.5 dB steps
Left Mute Control 0: Normal
Right Mute Control 0: Normal
Reserved
Surround Master Right Volume (RSR[5:0]) in 1.5 dB steps
0 dB
94.5dB attenuation
0 dB
94.5dB attenuation
Table 29. MX36 LFE/Center Master Volume
Table 30. MX38 Surround Master Volume
1: Mute (-∞ dB)
1: Mute (-∞ dB)
1: Mute (-∞ dB)
1: Mute (-∞ dB)
21
Datasheet
ALC658
Rev. 1.3