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OS/2 Component Updates
OS/2 Base Device Driver Updates
COM.SYS Update for PCI Interrupt Sharing, 16 COM ports, and Combo Card Support
Last Updated on: 05/17/2002 07:01 AM

Product Information

Bus Type: ISA, PCI

Product Chip / Technologies: All




Driver Information


Primary Driver
Download this device driver: COM16.EXE
Driver Support: OS/2 OS/2 WarpEB

This product is supported by IBM. For Technical Assistance, please refer to the following sources:

  1. Any README documentation contained within the driver.
  2. Technical reference material shipped with your device / system,
  3. The Users Guide to OS/2 Warp, and other reference material contained within the OS/2 Warp product,
  4. The IBM Software home page for technical support information in your country.
This updated COM.SYS driver is extended to support serial port PCI add-on cards (controllers) with implemented software IRQ sharing and works for a maximum of sixteen legacy and PCI COM ports with the reserved device names COM1 to COM16. It also supports "combo cards", PCI adapters with a combination of serial and parallel ports. If you intend to use a combo card you should also download the latest PRINT01.SYS driver.

To install:

  1. Create a temporary directory and download COM16.EXE to it.
  2. In an OS/2 Window, change to the temporary directory and enter com16 to expand the file.
  3. Follow the directions in the README file to install.

This package is intended for use only with:
  • OS/2 Warp 4, with FixPak 12 or later
  • OS/2 Warp Server for e-business
  • Convenience Package 1
  • Convenience Package 2






Manufacturer Information

OS/2 Base Device Driver Updates


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