: Official driver support for this older Oxford chipset often ends at Windows 7. However, many users have success on newer operating systems by manually installing those older drivers.
DRIVER_VERSION = 2.1.0 PI_BOARD_REV = 40952 COMPAT_2B = 3
Before downloading any update, confirm that your system contains the target hardware.
If you are looking to update the driver for this device, follow these standard steps: Extract the Files pi40952+3x2b+driver+upd
The pi40952+3x2b+driver+upd search is ultimately about getting a PCIe dual‑serial card to work properly on Windows. By understanding the hardware (the OXPCIe952 chip), identifying the correct driver mode (Legacy vs. Native), and using safe sources – either the official Oxford/PLX drivers or your card manufacturer’s support page – you can eliminate the yellow exclamation mark and regain full use of your COM ports.
The card is a device. You must shut down the PC, open the case, and plug it into a vacant PCIe slot (usually a short x1 slot). Once the PC restarts, Windows will likely see "New Hardware" but may label it as an "Unknown Device" or "PCI Serial Port" with a yellow exclamation mark in Device Manager . 2. Identifying the Driver (The "PI40952-3X2B" Code)
To configure the PI40952-3X2B card on Windows 10, Windows 11, or Windows Server environments, follow this manual installation workflow: Step 1: Download the Verified Driver Package STLab ST-LABS I-360 PCIE 2 PORT SERIAL CARD : Official driver support for this older Oxford
Updating your is a straightforward process that restores functionality to your Serial Port Adapter. By ensuring you are using the latest driver, you can avoid frustrating communication errors and ensure your legacy equipment works flawlessly with modern PCs.
Without exact part numbers or a specific environment (Linux kernel, Buildroot, Yocto, or bare metal), I'll give you a that could be used to patch/build a driver for a custom Pi-based setup.
: Generally distributed as either a dual-port serial card (2x DB9 male ports) or a combination card offering both serial interfaces and a 25-pin DB25 parallel printer port. Finding the Right Driver Package If you are looking to update the driver
The PI40952-3X2B card is built around an chipset. The card's behavior, driver compatibility, and device IDs will differ based on which of the two configuration modes it uses:
If you encounter issues during the driver update process, try:
This technical guide provides the exact workflow to decipher unknown multi-IO hardware signatures, find authentic driver packages, execute manual driver updates through Windows Device Manager, and optimize high-speed communication parameters. Deciphering the Hardware Profile Legacy and industrial expansion cards—such as Delock PCI Express multi-IO controllers Go to product viewer dialog for this item.