參數(shù)資料
型號(hào): CMI-8738
廠商: C-Media Electronics Inc.
英文描述: C3DX PCI-Based HRTF 3D Extension Positional Audio Chip
中文描述: C3DX基于PCI的HRTF的3D定位音效芯片擴(kuò)展
文件頁(yè)數(shù): 7/28頁(yè)
文件大?。?/td> 512K
代理商: CMI-8738
C-MEDIA ELECTRONICS INC. Tel:886-2-87731100
Fax:886-2-87732211
URL : www.cmedia.com.tw
Products and company names mentioned here are the trademarks of their respective owners.
CMI-8738/PCI-SX AUDIO Specification
Ver. 1.2
3-1
VADMIC[2:0]
Recording MIC volume control
0
MICGAINZ
MIC gain control,default high disable
Address
26H
Bit(s)
R/W
Name
Description
7-4
VAUXL[3:0]
L-AUX volume control
3-0
VAUXR[3:0]
R-AUX volume control
Address
27H
Bit(s)
R/W
Name
Description
0
DMAUTO
SB16 Low/High DMA
Auto detect enabled ,When high.
1
Reserved
2
XGPBIO
general purpose bi-direction pin, when high output tri-state
(default LOW)
3
Reserved
4
Reserved
5
XGPO1
general purpose output pin 1,this pin shared with XSPDIFO pin,
and enabled when index reg. F0_bit 0 programmed high.
6-7
Reserved
Mup401
PCI Port
Index address 40-4FH
FM
PCI Port
Index address 50-5FH
Extension Index Register (access from SB compatible mixer port)
Index address F0H
Bit(s)
R/W
Name
Description
7-5
VPHONE[2:0]
Phone volume control
4
VPHOM
Phone mute control
3
VSPKM
PC-Speaker mute control,default high unmute
2
RLOOPREN
Recording R-channel enable
1
RLOOPLEN
Recording L-channel enable
0
VADMIC3
Micphone record boost, default low disable, high enable.
Index address F8-FFH
These 8 registers is used to programming M/N conunter by clock generator
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