Asus P3C-D Motherboard C-Media Audio driver v2.75a for Windows XP

License: Freeware
Date Added: Mar 2008
Operating Systems: Windows XP
File Size: 2.63 MB
Publisher: Asus

Publisher's description of Asus P3C-D Motherboard C-Media Audio driver v2.75a for Windows XP

0626 (Sensaura Library 2135)
STEP1.SYS : 1. support Digital Right Management ---> Copy Protect

STEP2.SYS : 1. support Digital Right Management ---> Digital Output Disable. 2. delete the support of 11k, 16bit, mono format in DataRangeIntersection

STEP3.SYS : 1. restore the support of 11k, 16bit, mono format in DataRangeIntersection, since this is not a failure.

STEP4.SYS : 1. Correct some errors in "KsStudio.exe". Remove the functions that support supermix node. Use WaveFormatExtensible format in DataRangeIntersection.

STEP5.SYS : 1. fix Digital Right Management ---> Digital Output Disable.

STEP6.SYS : 1. Solve the fail in HCT, Wave driver test (close MPU401 and game), WaveoutRestart.

STEP7.SYS : 1. No change, only modify INF file to pass INF checker.

STEP8.SYS : 1. Topology uses multiplexer acrhitecture. 2. Add Microphone gain, range 0dB ~ 12dB. Set by the key, "MicAddGainDB", in INF file.

STEP9.SYS : 1. Add three volume node (LineIn_WaveIn, Aux_WaveIn, CD_WaveIn) and use port calss event to notify each other, if any change happens.

STEP10.SYS : 1. Correct the error in driver verifier. The handler of port calss event must be in non-paged memory.

STEP11.SYS : 1. remove microphone add gain, restore renderer.cpp, and remove helper.cpp.

STEP12.SYS : 1. remove stereo mix volume. when microphone gain = 0dB. do nothing.

STEP13.SYS : 1. remove stereo mix volume. 2. when microphone gain = 0dB. do nothing. (Jhon).

STEP14.SYS : 1. Correct the problem of "forget release dmachannel interface". The function of this version is the same as STEP10.SYS.

STEP15.SYS : 1. When OS is WindowsXP, 2000, ME, open MPU401 and game. 2. Add a private property "KSPROPERTY_CMAUDIO_MIXER_UI" to indicate mixer.exe whether the Validity SpdifIn, CopyProtect Buttons should be shown or not. 3. use new CMnprop.dll, which support interface "ICMAudioProperty2".

INF : modify INF as the INF of 0625b

0625b (Sensaura Library 2135)
SYS : change ac-3 topology to resolve phantom controls problem on mixer

0625a (Sensaura Library 2135)
INF : add uninstall mechanism on driver package

0625 (Sensaura Library 2135)
STEP1.SYS : 1. remove limitations on MONITER_SPDIF_IN. 2. disable MPU401 if PCI IRQ above 15 (for Intel 845 problem)

Download Asus P3C-D Motherboard C-Media Audio driver v2.75a for Windows XP