CM6206 Datasheet, PDF (13/35 Pages) C-Media Electronics – High Integrated USB Audio I/O Controller

CM6206
High Integrated USB Audio I/O Controller
REG2
Address:
Reset State:
0x02
0x6004
15
14
13
12
11
10
9
8
DRIVERON
HEADPSEL
PLAYMUTE
7
6
5
4
3
2
1
0
PLAYMUTE
EN_BTL
MCUCLKSEL
Bit
Number
15
14~13
12~3
2
1~0
Bit
Mnemonic
DRIVERON
HEADPSEL
PLAYMUTE
EN_BTL
MCUCLKSEL
Read/
Write
R/W
R/W
R/W
R/W
R/W
Function
If (HEADPON = 1 and DRIVERON = 0) z
All channels muted except Headphone channels
Select Headphone source from Front channels Else
Channel mute controlled by PLAYMUTE registers
Headphone source selected by HEADPSEL registers
Headphone source select
11: Front channels
10: Center and Subwoofer
01: Surround channels
00: Side channels
Channel mute control (high active)
PLAYMUTE[0]: mute Left Front
PLAYMUTE[1]: mute Right Front
PLAYMUTE[2]: mute Center
PLAYMUTE[3]: mute Subwoofer
PLAYMUTE[4]: mute Side Surround Left
PLAYMUTE[5]: mute Side Surround Right
PLAYMUTE[6]: mute Rear Surround Left
PLAYMUTE[7]: mute Rear Surround Right
PLAYMUTE[8]: 0: mute Headphone Left
PLAYMUTE[9]: 0: mute Headphone Right
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MCU clock frequency
00: 1.5Mhz
01: 3Mhz
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