DriverCove

OX16PCI954 (Quad 16950 UART) function 1 (8bit bus) Driver 6.5.1.5

by Siig, Inc.8.18764-bitSHA-256 verified

Manufacturer
Siig, Inc.
Device
OX16PCI954 (Quad 16950 UART) function 1 (8bit bus)
Driver version
6.5.1.5
Release date
June 22, 2007
Supported Windows
Windows 8.1, Windows 8, Windows 7
Architecture
64-bit (x64)
File size
1011 KB
File name
20073263_a71aee136572fb3621d83f17de40ed6fb31c7d07.cab
Digital signature
Signed - catalog siigio.cat
INF version
06/22/2007, 6.5.1.05
INF provider
SIIG
Device class
MultiFunction
Source
Microsoft Update Catalog
Last verified
July 8, 2026
SHA-256
d8087d64d7114c9afde031f2dc389c0d9ff9b12baf37dc0fbe06637f22baf901

Supported hardware IDs (45)

Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.

How to install

  1. Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
  2. Verify compatibility: your Windows version (Windows 8.1, Windows 8, Windows 7) and architecture (x64)must match this driver, and your device's Hardware ID should appear in the list above.
  3. Download the file using the button - it comes directly from Microsoft Update Catalog.
  4. Optionally verify the checksum: open PowerShell, run Get-FileHash your-download.cab -Algorithm SHA256 and compare with the SHA-256 above.
  5. Extract the .cab archive: right-click → Extract All, or run expand -F:* file.cab C:\driver\ in Command Prompt.
  6. Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run pnputil /add-driver C:\driver\*.inf /install.
  7. Check Device Manager: the device should show no warning icons, and the driver version should match.

How to roll back

If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).