Analog Devices, Inc., Sound Processing Team History Document *********************************************************************** Microsoft Windows WDM Device Driver AD1881 SoundMAX Controller May 27, 1999 Modification Date *********************************************************************** Versions *********************************************************************** Package Release: WDM00043 Installer Version: 1.00.004 4.10.2225 WDM Driver (5/27/1999) * Fixed ACT Wave Driver Test 9:14. * Additional changes made to improve releases and acquires of mappings. * Removed Subsystem Ids from INF that are not required. * Removed entry in INF file which checked Intel chipset revision level. 4.10.2223 WDM Driver (not released) * Fixed problem with wave files playing at lower rate when simultaneous files at different sample rates. * Fixed stereo wide problem. Re-established setting after reboot. * Added code to set initial value from INF file for PCM Out. * Fixed record problem in Win2000. *********************************************************************** Package Release: WDM00038 Installer Version: 1.00.004 4.10.2222 WDM Driver (5/7/1999) * Fixed 3 db attenuation problem when playing streams other than 44 KHz. * Added code to remove popping sound after putting the unit in SUSPEND. *********************************************************************** Package Release: WDM00036 Installer Version: 1.00.004 4.10.2120 WDM Driver (4/23/1999) * Added fix for WaveInStart test in ACT (4.2). *********************************************************************** Package Release: WDM00034 Installer Version: 1.00.003 4.10.2119 WDM Driver (4/15/1999) * Added fix for WaveIn sample rate drift in ACT (4.2). *********************************************************************** Package Release: WDM00033 Installer Version: 1.00.003 4.10.2118 WDM Driver (4/13/1999) * System ID is used to confirm that INF file is appropriate for this device. Additional ID was added to INF file. * Added format conversion so that the WDM driver will work with the current released version of Win98 (workaround to KMIXER problem with recording 8-bit mono, 16-bit mono, and 8-bit stereo). * Set DACZ bit to play zeros when starved for data. Without bit set, this will play last sample which can cause zipper noise when volume slider moved. *********************************************************************** Package Release: WDM00026 Installer Version: 1.00.002 4.10.2113 WDM Driver (3/3/1999) * Modified releasing of scatter/gather descriptors. Fixed problem in ACT (waveInReset). *********************************************************************** Package Release: WDM00022 Installer Version: 1.00.001 4.10.2112 WDM Driver (2/19/1999) * Added support for Max/Min volume settings read from Inf. * Fixed Capture Callback problem. * Added support for initial default values (volume, mute, etc.). *********************************************************************** Package Release: WDM00019 Installer Version: 1.00.001 4.10.2111 WDM Driver - No changes (2/11/1999) * Included the missing .ISS file. * Added international version of installation software. *********************************************************************** Package Release: WDM00017 Installer Version: 1.00.000 4.10.2111 WDM Driver (2/8/1999) * Added support for default initial control settings read from Inf. * Power Management tested. * Topology finished. * Recording Formats added. * Localization added. * Installation/Uninstall. *********************************************************************** Package Release: WDM00015 4.10.2110 WDM Driver (1/28/1999) * Added Power Management code (not tested, do not have platforms which support ACPI). * Fixed problem where multiple open instances of Media Player caused system to crash. *********************************************************************** 4.10.2109 WDM Driver (1/20/1999) * Added topology modification to use Microsoft supplied generic control names. * Added Keys for disabling controls. * Added FIFOE detection (AMR fix). *********************************************************************** 4.10.2108 WDM Driver (1/8/1999) * Added topology modifications to Record Control. * Added topology modifications for Phat Stereo bypass control. * Renamed MonoSum loopback to Mono Out. * Changed driver and Inf file names to reflect ADI specific driver. *********************************************************************** 4.10.2107 WDM Driver (12/23/1998) * Fixed power up sequence after warm reboot. * Cleaned up compiler warnings. *********************************************************************** 4.10.2104 WDM Driver (11/20/1998) * Added timeout in case hardware is broken. *********************************************************************** 4.10.2103 WDM Driver * Alpha release. First functional driver tested with hardware. *********************************************************************** 4.10.2101 WDM Driver * Pre-alpha release. Not tested on hardware. ***********************************************************************Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
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