Driver Info

Driver Date

12.07.2009

File Size:

74.25 KB

Download URL:

https://download.mictests.com/drivers/audio/C-Media/C-Media/8738-1-2-6-64/Windows-XPx86.zip

MD5 Hash:

2dc8eefb1332d3134527e0b61b03d93d

Operating System

Windows XP

OS Architecture

x86

Manufacturer

C-Media

Driver Files

• /CHANGELOG.txt
• /CM8738.inf
• /CMICONTROL.exe
• /cmicpl.cpl
• /cmipci.sys

Driver Strings

[CHANGELOG.txt]
1.2.6:
- small bug in cmicontrol eradicated (thanks, doujinshi)

1.2.5:
- bugfix for cmicontrol (thanks, ian)

1.2.4:
- manifest for installer (thanks, martin)
- half-assed workaround for WaveRT version (DirectSound error code 88780096)
- some fixes for recording (thanks, gazsi222 and reesharr)

1.2.3:
- installer checks for administrative rights and warns user when not present
- small fix for cmicontrol (thanks, personaldustbin)

1.2.2:
- uninstaller fix (thanks, yroggy)

1.2.1:
- implement toggle switch for loop through mode in cmicontrol.exe
- disable 88.2 kHz / 96 kHz on 8738 chips by default

1.2.0:
- Analog-in mute control for recording was inverted - fixed (thanks, mechman)
- CD-in mute control fixed (thanks again, mechman)

1.1.9:
- workaround for WASAPI "bug" which caused random noise to be played - thanks, hanssatink

1.1.8:
- the checkboxes corresponding to the speakers in cmicontrol.exe were too small - fixed
- some other minor fixes

1.1.7:
- make "select secondary S/PDIF-in" stick after a reload (thanks, Marcin)
- the "enable PCM DAC" setting in the control panel was somewhat broken - fixed (thanks, Marcin)
- stupid hibernation bug fixed (thanks, Leto)

1.1.6:
- lots of installer bugs fixed

1.1.5:
- big improvements to the installer
- minor fixes for cmicontrol.exe

1.1.4:
- preliminary support for WMA Pro passthrough (the MCE of Vista is still buggy)
- UART support has been disabled due to stability issues on motherboards with ULi chipsets

1.1.3:
- power management fixes for Vista
- user friendly default values
- mixer settings are restored after hibernation/sleep

1.1.2:
- implementation for power management stuff (hibernation, standby etc)

1.1.1:
- minor fix of the DataRangeIntersection() handler for Vista
- support for Phillips PSC60x cards

1.1.0:
- uninstaller for the control panel applet / cmicontrol.exe
- some minor GUI improvements
- SPDIF-In recording mode now engagable only in the control panel applet

1.0.9:
- command line options for cmicontrol.exe
- pause bug fixed (thanks, max)
- SPDIF-In recording fixed (bitperfect!)
- all settings are now saved when you press "Apply" in the window of the control panel applet

1.0.8:
- resource allocation bug fixed (thanks, teemue)

1.0.7:
- two major bugs fixed (thanks, Any2)
- new feature: format selection

1.0.6:
- prevent WaveRT driver from loading (and crashing) on XP/2k
- another UART fix - driver will now load on systems on which the i/o ports 0x300-0x330 can't be assigned

1.0.5:
- recording format validation fixed (thanks, Any2)
- UART miniport installation failure non-critical anymore (thanks, Tom)

1.0.4:
- installer for XP x64 fixed
- MPU401 for 64 bit systems fixed

1.0.3:
- 100% CPU usage bug fixed

1.0.2:
- new feature: UART/MPU-401
- even more inf bugfixes
- line-in mute control was mono - fixed (thanks, Egor)
- playback mute switch was toggled - fixed (thanks, DualIP)
- installer can delete cmedia 'Run' registry entries

1.0.1:
- some installer fixes
- inf fix for 64bit WaveRT drivers (thanks, jeffrey)
- inf fix for Terratec Aureon and other cards (thanks, alex)
- some other minor inf fixes

1.0.0:
- installer application
- minor issue with the control panel and Vista fixed
- small fix for control panel applet: subwoofer test signal was incorrectly sent to center (thanks, DualIP)
- KSPROPERTY_GENERAL_COMPONENTID handler fixed

0.9.9:
- major inf bugfixes
- control panel (cmicontrol.exe, cpl)
- dummy master mute control (for support of legacy software)
- lots of other minor bugfixes
- KNOWN ISSUE: center/sub and BL/BR swapped in 5.1 mode - there isn't a trivial solution for this

0.9.8:
- fixed some AC3 issues under XP
- fixed w2k compatibility (thanks, egor)

0.9.7:
- fixed multi-channel stuff for 2k/XP (thanks, cmediafl)
- 96kHz spdif output support for Vista

0.9.6:
- WaveRT implementation for Vista - very fast, low latency recording and playback possible
- APO ('Enhancements') support for Vista - I have no idea why this works only on the SPDIF interface.
If you know why this is happening or why the XP mixer tries to render the AC3 pin, please drop me a line.

0.9.5:
- recording support for Windows Vista
- selection of spdif-in suppported
- recording mixer fix for XP

0.9.4a:
- .inf fix for the 64bit version (thanks, martin)

0.9.4:
- mixer settings and channel config saved and restored
- option for disabling the s/pdif output
- s/pdif and multi channel audio support for Windows Vista
- some small fixes

0.9.3:
- bug fixes for multi channel audio
- several other minor fixes

Devices Information

• /CM8738.inf
  [ids]
  • PCI\VEN_13F6&DEV_0111
  • PCI\VEN_13F6&DEV_0111&SUBSYS_011013F6
  • PCI\VEN_13F6&DEV_0111&SUBSYS_011113F6
  • PCI\VEN_13F6&DEV_0111&SUBSYS_1144153B
  • PCI\VEN_13F6&DEV_0111&SUBSYS_3731584D
  • PCI\VEN_13F6&DEV_0111&SUBSYS_87681092
  • PCI\VEN_13F6&DEV_0111&SUBSYS_020110B0
  • PCI\VEN_13F6&DEV_0111&SUBSYS_060417AB
  • PCI\VEN_13F6&DEV_0111&SUBSYS_020210B0
  • PCI\VEN_13F6&DEV_0111&SUBSYS_020410B0
  • PCI\VEN_13F6&DEV_0111&SUBSYS_009C145F
  • PCI\VEN_13F6&DEV_0111&SUBSYS_39201462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_39801462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_50701462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_52801462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_53201462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_53401462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_54501462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_54511462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_56501462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_59001462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_59201462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_70201462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_70401462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_70411462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_71011462
  • PCI\VEN_13F6&DEV_0111&SUBSYS_A016147A
  • PCI\VEN_13F6&DEV_0111&SUBSYS_30021919
  • PCI\VEN_13F6&DEV_0111&SUBSYS_0577A0A0
  
  [version]
  • Signature
    $CHICAGO$
    
    
  • Class
    MEDIA
    
    
  • ClassGUID
    {4d36e96c-e325-11ce-bfc1-08002be10318}
    
    
  • provider
    Dogbert
    
    
  • LayoutFile
    layout.inf, layout1.inf, layout2.inf
    
    
  • DriverVer
    07/13/2009,1.2.6
    
    
  
  [strings]
  • CMMfgName
    Dogbert
    
    
  • *WDM_CMPCI.DeviceDesc
    CMI8738/8768 Audio Device
    
    
  • *WDM_CMMPU.DeviceDesc
    CMI8738/8768 MPU-401
    
    
  • WDM_CMPCI.Wave.szPname
    CMI8738/8768 Wave
    
    
  • WDM_CMPCI.Topo.szPname
    CMI8738/8768 Mixer
    
    
  • WDM_CMPCI.UART.szPname
    CMI8738/8768 MPU-401
    
    
  • MediaCategories
    SYSTEM\CurrentControlSet\Control\MediaCategories
    
    
  • Proxy.CLSID
    {17CCA71B-ECD7-11D0-B908-00A0C9223196}
    
    
  • KSCATEGORY_AUDIO
    {6994AD04-93EF-11D0-A3CC-00A0C9223196}
    
    
  • KSCATEGORY_RENDER
    {65E8773E-8F56-11D0-A3B9-00A0C9223196}
    
    
  • KSCATEGORY_CAPTURE
    {65E8773D-8F56-11D0-A3B9-00A0C9223196}
    
    
  • KSNAME_Wave
    Wave
    
    
  • KSNAME_Topology
    Topology
    
    
  • KSNAME_UART
    UART
    
    
  • CMIPCI.SvcDesc
    CMI8738/8768 Audio Driver
    
    
  • GUID.CMIPCI
    {9DB14E9A-7BE7-480d-A2FA-32932489DE9C}
    
    
  • GUID.IEC5V
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DF0}
    
    
  • Name.IEC5V
    S/PDIF-out 5V signal levels
    
    
  • GUID.IECOut
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DF1}
    
    
  • Name.IECOut
    Enable S/PDIF-out
    
    
  • GUID.IECInverse
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DF2}
    
    
  • Name.IECInverse
    Invert S/PDIF-in signal
    
    
  • GUID.IECMonitor
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DF3}
    
    
  • Name.IECMonitor
    Enable PCM DAC
    
    
  • GUID.DAC
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DF4}
    
    
  • Name.DAC
    DAC
    
    
  • GUID.IECSelect
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DF5}
    
    
  • Name.IECSelect
    Select secondary S/PDIF-in
    
    
  • GUID.XCHGFB
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DF6}
    
    
  • Name.XCHGFB
    Exchange Front/Rear Jacks
    
    
  • GUID.BassLine
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DF7}
    
    
  • Name.BassLine
    Route Bass to Line-In Jack
    
    
  • GUID.CenterLine
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DF8}
    
    
  • Name.CenterLine
    Route Center to Line-In Jack
    
    
  • GUID.IECCopyright
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DF9}
    
    
  • Name.IECCopyright
    Enable copyright bit
    
    
  • GUID.IECPolValid
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DFA}
    
    
  • Name.IECPolValid
    Invert validity flag
    
    
  • GUID.IECLoop
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DFB}
    
    
  • Name.IECLoop
    Loop S/PDIF-in to S/PDIF-out
    
    
  • GUID.RearLine
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DFC}
    
    
  • Name.RearLine
    Route Rear to Line-In Jack
    
    
  • GUID.CenterMic
    {2B81CDBB-EE6C-4ECC-8AA5-9A188B023DFD}
    
    
  • Name.CenterMic
    Route Center to Mic-In Jack
    
    
  • GUID.Manuf
    {9DB14E9A-7BE7-480d-A2FA-32932489DE9E}
    
    
  • Name.Manuf
    Dogbert
    
    
  • GUID.Component
    {9DB14E9A-7BE7-480d-A2FA-32932489DE9D}
    
    
  • Name.Component
    main