version 1.0: BSL 1/22/99 initial release (no PNP) version 1.1: BSL 2/10/99 added non-polling receipt of transmission complete and received messages. version 1.1a: BSL 10/14/99 changed edge triggered interrupts to level triggered for PCI20/PCM20. version 1.2: BSL 5/22/00 added support for 5 & 10 Mbps operation on PCI22/PCM22. version 1.2a: BSL 8/10/00 changed DIOC_CLOSEHANDLE to call DIOC_COM20020EXIT. version 1.2b: BSL 3/19/01 added DIOC_COM20020CANCELTX. version 1.2c: BSL 3/30/01 get shared interrupt to work. version 1.2d: BSL 5/02/01 added backplane mode option in 20020.h and vxd20020.c version 1.3: MW 4/11/02 combine enabler and null stack driver into one to fix shared interrupt problem. MW 4/11/02 add DIOC_WAKE_ON_RECON and DIOC_RESET_WAKE_ON_RECON MW 4/11/02 changed to work for both PCI & PCM card Copyright 1999-2000 Contemporary Control Systems, Inc. 2431 Curtiss St. Downers Grove, IL 60515Download 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.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.